Author: FC

Posted on by — Leave a comment

How to Set Up a Point-to-Multipoint Wireless Network over 10km?

Wireless backhaul over long distances can be tricky, especially when you are serving multiple remote nodes (surveillance cameras, access points, sensors, etc.). Traditional Point-to-Point (PTP) links scale poorly when you need many endpoints. That’s where a Point-to-Multipoint (PTMP) wireless network comes in. It consists of a central access point (base station) that communicates with multiple clients (remote nodes).



Typical uses include:

  • Connecting security cameras across wide areas
  • Delivering internet to multiple buildings in a campus or village
  • Linking remote workstations, sensors, or IoT devices

You Need the Right Equipment

Distance and reliability depend heavily on the gear you use. For distances up to 10km, you’ll want:

  • High-gain directional antennas for the subscriber units
  • A powerful base station with multi-beam coverage
  • Weatherproof outdoor design to withstand sun, rain, and wind
  • Advanced wireless standards for speed and stability

One option designed for this purpose is the 802.11be Outdoor Wireless PTMP Bridge Kit.

802.11be Outdoor Wireless PTMP Bridge Kit

This outdoor wireless PTMP kit includes a Wi-Fi 7 base station access point with two 802.11ax wireless bridges. It leverages Wi-Fi 7 technology to deliver multi-gigabit throughput over distances up to 10 km, making it ideal for connecting surveillance cameras, access points, and remote nodes to a central hub. 

It delivers speeds up to 2.3Gbps, making it perfect for heavy data use or multiple users. Designed for PTMP setups, one base station can connect with several bridges at once (within a 90° beam). It also offers advanced management features like VLAN, DHCP, and QoS for smoother performance. Built tough for outdoor use, it comes with an IP67 weatherproof rating, surge protection, and can handle temperatures from -30°C to 60°C.



Benefits of Using a Horn Antenna

Using a horn antenna at the base station offers several benefits, which include:

  • Less Interference: It blocks unwanted signals from outside its coverage area, giving you a cleaner, stronger connection.
  • Even Signal Quality: The coverage is more balanced, so the devices at the edges of the range get almost the same performance as those in the center.
  • Strong in Harsh Weather: The horn creates less wind resistance, so it stays stable on towers or poles.
  • Low Maintenance: With fewer alignment problems and no side lobes, it keeps working reliably with little upkeep.


How to Set Up a PTMP Wireless Network?

Now, follow the instructions below to install the 802.11be outdoor wireless PTMP bridge kit:

Step 1: Plan Your Network Layout

Identify your base station location, ideally high up, such as on a tower, rooftop or mast. Map the locations of all remote sites and ensure there is a clear line of sight (LOS) between the base station and each client. Even small obstructions (trees, buildings, terrain) can degrade signal strength significantly. Keep at least the first Fresnel zone mostly clear (about 60% clearance) to avoid diffraction or multi-path losses.

Step 2: Install the Base Station and Clients

Mount the base station securely on a tower or rooftop and connect it to your main network (router or switch) via Ethernet. Aim the base station to cover the area where your clients/subscriber units are located. Position each client unit at the remote site, on a pole, wall mount, or rooftop, ensuring a clear line of sight to the base station. Then, power each unit with a PoE injector.

Step 3: Configure the Network Settings

Once installed, we need to configure the networking settings.

  • Connect your PC to the same network or directly to the bridge via Ethernet.
  •  Open your web browser, enter the IP address of the bridge (often something like 192.168.x.x) and log in with the default credentials.
  • From the menu, click Wireless to access the configuration page.
  • Choose PTMP mode. On the base station, set it as Access Point. On the wireless bridges, set them as Client.
  • Choose the channel width, enable WPA3 encryption, and set the transmit power and antenna gain accordingly.
  • Click Scan to search for networks. After a minute or so, the SSID should appear. Select it and click Join Network.
  • Next, click Network from the menu. Assign static IPs to each unit. If needed, enable VLAN settings and make adjustments accordingly.
  • Save configuration changes. Reboot the devices so the settings take effect.


Step 4: Test and Optimize

Check link quality, bandwidth, and latency. Run stress tests during different times of day to account for interference. You can also make alignments if needed.



Applications

  1. Surveillance: Connect IP cameras across large areas such as airports, farms, or campuses to a central monitoring hub without expensive cabling.
  2. Community Broadband: Deliver high-speed internet to villages or multiple buildings quickly and affordably, avoiding the need for trenching fiber.
  3. Industrial Connectivity: Link IoT devices, sensors, and SCADA systems across wide industrial sites for real-time monitoring and control.
  4. Campus Networking: Extend reliable Wi-Fi to dorms, offices, and classrooms, ensuring seamless connectivity across the entire campus.
Posted on by — Leave a comment

A Guide to Outdoor Wireless Bridges for High-Wind Areas

When you need to establish a reliable wireless network between two buildings, across a warehouse yard or over a rugged landscape, outdoor wireless bridges are the go-to solution. They provide high-speed connectivity over long distances without the cost and hassle of trenching for fiber optic cables.

But what happens when your location is prone to strong gusts, coastal winds or seasonal storms? Strong winds can misalign the antenna, reduce signal strength, or even worse, cause catastrophic failure. To ensure your wireless network remains stable, rain or shine, and even when the wind howls, you’ll need an outdoor wireless bridge specifically designed for high-wind areas.



How Wind Affects Your Wireless Bridge?

There are two primary threats to your wireless bridge:

  • Physical Damage: Excessive force can rip mounting hardware from walls, bend poles or snap radios themselves. This is a direct, immediate damage.
  • Signal Degradation: Even if the equipment survives, constant shaking and vibration can cause tiny misalignments in the (external) antennas. Since wireless bridges often use high-focused signals, even a millimeter of movement can degrade performance, leading to packet loss and reduced throughput.

What Is a Grid Parabolic Antenna?

If you’re dealing with a windy location, the grid parabolic antenna’s low wind load is a massive advantage. A grid antenna is a type of parabolic reflector, but instead of a solid surface, it uses a grid or mesh of metal wires forming a dish shape. The radio waves hit this grid and are reflected to a focal point, where the feed horn is located, creating a highly focused signal.



Key Characteristics:

  • High Gain: Excellent at focusing RF energy, providing high gain for long-distance links.
  • Very Narrow Beamwidth: Creates a tight, precise “laser-like” signal cone. This is great for avoiding interference but requires precise alignment.
  • Lightweight & Low Wind Load: This is its biggest advantage. The open grid structure allows wind to pass through, making it ideal for high-wind areas and reducing stress on the mounting structure.
  • Cost-Effective: Generally less expensive than equivalent solid dish antennas.


Wi-Fi 7 Outdoor Bridge with Grid Parabolic Antenna

This is a purpose-built wireless bridge designed from the ground up for performance and resilience. The unit is encased in a heavy-duty, IP67-rated enclosure. It’s built to resist not just wind, but also rain, snow, ice, and corrosive salt air. The antenna provides extremely high gain, focusing the wireless signal into a tight, concentrated beam. With an incredible range of up to 10 kilometers, this bridge is ideal for connecting remote locations. With speeds up to 2.3Gbps, this bridge can handle the most demanding tasks effortlessly. Stream 4K video from remote cameras, ensure fast cloud access for critical applications, and support multi-device streaming with ease.



How to Install?

Now, follow the instructions below to install the Wi-Fi 7 outdoor bridges:

Step 1: Conduct a Site Survey

You must have a clear, unobstructed view between the two installation points. Use tools like Google Earth or binoculars to check for trees, buildings, or other obstacles. Remember, the signal needs a clear “Fresnel Zone”. As a rule of thumb, 60% of the Fresnel zone should be clear.

Step 2: Gather Your Equipment

  • Two wireless bridge units (one for each side).
  • Two PoE injectors (one for each unit).
  • Outdoor-rated Ethernet cables (CAT5e or CAT6).
  • Mounting hardware (pole mounts, U-bolts, etc.).
  • A sturdy mast or pole (e.g., schedule 40 steel conduit).
  • Grounding wire and clamps (for lightning protection).
  • Wrenches, screwdrivers, drill, level, compass.
  • Alignment tool

Step 3: Mount the Hardware

Attach the mounting bracket to your chosen structure (pole, wall). For high-wind areas, use a through-bolt instead of just a U-bolt for pole mounting. Use the antenna’s sights to get a rough visual alignment, and then secure the wireless bridge to the mount. Do not fully tighten the adjustment bolts yet. You need to be able to move it for alignment.

Step 4: Connect the Bridges

Connect both bridges to PoE injectors or mains power. Run the Ethernet cable from the router or network switch to the main bridge (central AP). Secure the cable every few feet with UV-resistant cable ties to prevent it from whipping in the wind. Use a waterproof conduit or a sealed entry gland where the cable enters the building.

Step 5: Configure the Bridges

  • Set your computer to a static IP in the same default subnet as the bridge (if needed) to access its web interface.
  • Open a browser and go to the bridge’s default IP address. Enter the username and password.
  • Set one unit to AP mode. Set the other unit to Client / Station.
  • Use the same SSID / network name on both units and choose the same channel (avoid “auto” initially). Set channel width (e.g., 20, 40, 80, 160MHz) according to environment and distance.
  • Align for the best signal, peak the signal, then tighten the mounts.
  • Enable VLAN, QoS, SNMP, or other features to manage traffic or performance.


Step 6: Test the Link

Test the throughput between two wired computers on either end of the link. This tests the raw capacity. If necessary, run a continuous ping or several hours to check for packet loss, which indicates instability.

Posted on by — Leave a comment

How to Build a Wireless Network Between Your Home and Farm over 10km?

Running farms today is not just about crops, animals and machinery. Farmers often need to monitor fields, barns and storage areas that are far apart. Installing IP cameras is a smart way to do so, but what happens when you need to connect cameras that are a few kilometers away, like 10km?

Installing cameras at long distances is challenging for several reasons:

  1. Signal Loss: Ethernet cables only work well up to 100 meters. Beyond that, the signal becomes too weak.
  2. Latency: HD videos need good bandwidth. At vast distances, the link may slow, drop frames or lag.
  3. Hard to Run Cables: Running fiber optic cables is an option, but it’s expensive, time-consuming and often not practical in rural areas.

That’s where wireless transmission comes in. By using outdoor wireless bridges, you can send video data over long distances without trenching or laying kilometers of cables.

What Is a Wireless Bridge?

A wireless bridge is a “virtual” cable that connects two locations using radio waves. Imagine having one bridge near your house and another near your barn or field. They “talk” to each other through the air, sending the camera’s video back to your control room / NVR.

A clear line of sight is a must when using wireless bridges. Nothing big should block the path between two locations (e.g., hills, trees, fences, buildings). Over 10km, small obstacles or terrains can make a big difference. The camera and the wireless bridge/pair need power, so if there’s no grid power, you may need solar panels + batteries.



Benefits of Using a Wireless Bridge on Your Farm

  • Long Distance: You can connect cameras that are 1km, 5km or even 15km away.
  • No Need for Long Cables: Save money and avoid the hassle of digging trenches for fiber optic cables.
  • High Speed: Support HD video streaming without lag or interruptions.
  • Reliability: Keep your video signal stable even over long distances.
  • Outdoor Ready: Built for outdoor use, it can survive heat, cold, rain, storms, etc.

802.11ax Outdoor Wireless Bridge

Empowered by the Wi-Fi 6 (802.3ax) technologies, this outdoor wireless bridge can transmit signals over a distance of up to 15 kilometers in a clear line of sight. With up to 900Mbps throughput, it easily connects devices such as security cameras, sensors, smart farm equipment, gateway/hub, and outbuilding networks. This 802.3ax outdoor wireless bridge can be used in both point-to-point (P2P) and point-to-multipoint (PTMP) applications to extend the reach of your farm’s Wi-Fi over kilometers, ideal for industrial parks, farms, construction sites, etc.



Key Features:

  • 1x Gigabit Ethernet Port: Support data transfer rates of 10/100/1000Mbps
  • 2×2 MU-MIMO and OFDMA: Handle multiple devices simultaneously without bottlenecks
  • 19dBi Antenna:
  • Advanced Management: VLAN, QoS, port forwarding and WPA3 security.
  • Outdoor Enclosure: IP67 waterproof, rugged housing, 8kV surge protection.
  • Easy Setup: Come with a Gigabit passive PoE injector for quick installation.

How to Install a Wireless Network over 10km?

Here is a simple step-by-step on how to set up a point-to-point wireless network for a farm.



Step 1: Choose the Locations

Mark where the bridges will be installed and make sure there’s a clear line of sight between the two spots. Use maps, walk the routes, or use drones to navigate the best possible path that is free of big obstacles.

Step 2: Gather the Equipment

  • Router / network modem
  • 24 Port L2+ PoE managed switch with 2 Gigabit SFP
  • 802.11ax outdoor wireless bridges x2
  • Gigabit passive PoE injectors x2
  • Outdoor-rated Ethernet cables (Cat5e or Cat6)
  • Strong poles or mounts
  • Basic tools: Drill, wrenches, cable ties, waterproof tape, etc.


Step 3: Set Up the Wireless Bridges

You’ll need poles or towers tall enough to avoid obstacles (trees, fences). Mount the two bridge units on the poles, one at each end. Align the antennas so they point directly at each other (P2P).

Step 4: Connect the Bridges

Bridge A (Main Network Side)

  • Plug the Gigabit passive PoE injector into mains power.
  • Run an Ethernet cable from the router to the injector’s LAN port.
  • Run another Ethernet cable from the injector’s PoE port to Bridge A.

Bridge B (Remote Side)

  • Plug the second Gigabit passive PoE injector into mains power.
  • Run an Ethernet cable from the injector’s PoE port to Bridge B.
  • Run an Ethernet cable from the PoE injector’s LAN port to the 24-port L2+ PoE managed switch.
  • Connect the switch to 100-240V AC power.
  • Connect the PoE devices to the 24-port L2+ PoE managed switch with individual network cables. It will deliver power and data simultaneously to the PDs.


Step 5: Configure the Bridges

Once installed, we need to configure the networking settings.

  • Connect your PC to the same network or directly to the bridge via Ethernet.
  •  Open your web browser, enter the IP address of the bridge (often something like 192.168.x.x) and log in with the default credentials.
  • From the menu, click Wireless to access the configuration page.
  • On Bridge A, set it as Access Point. On Bridge B, set it as Client. Enable P2P mode (or equivalent) so the two units talk directly.
  • On Bridge A, enter an SSID name for the link. This is the name of the wireless “network” the two bridges use. On Bridge B, set it to connect to Bridge A using that SSID. Remember to use a shared key.
  • Choose the channel width, enable WPA3 encryption, and set the transmit power (EIRP) and antenna gain accordingly.
  • Save and apply the settings. Click Scan to search for networks. After a minute or so, the SSID should appear. Select it and click Join Network.
  • Next, click Network from the menu. Assign static IPs to both bridges. If needed, enable VLAN settings and make adjustments accordingly.
  • Save configuration changes. Reboot both devices so the settings take effect.

Step 6: Conduct a Speed Test

After installing and configuring the bridges, carry on a speed test to make sure the connection is fast and stable. Connect a PC to the bridge’s network and use an online speed test to measure the download the upload speeds between the two bridges. Realign the antennas if the signal is weak or fluctuating. Reduce channel interference by changing frequency or channel width.

Off-Grid Deployments for Outdoor Wireless LAN

One common challenge on farms is that they don’t always have electricity nearby. For example, you may want to install an IP camera near a water pump or a cattle field several kilometers away, but there’s no power outlet in sight.

Here are some simple solutions:

1. Solar Power Systems: A small solar panel can power both your IP camera and the wireless bridge. It’s highly recommended to add a battery to store energy so the system works at night and during cloudy weather. This setup is sustainable, reliable and low-maintenance for most rural areas.  

2. Rechargeable Batteries: You can use a rechargeable battery, like deep-cycle batteries. These batteries can be charged periodically and replaced easily. It works well if you don’t want to run power cables over long distances. Just make sure the battery has a large enough capacity and is weatherproof to withstand outdoor conditions or you can put it in a waterproof junction box if convenient.

Posted on by — Leave a comment

How to Extend Your Wireless Network over 10KM?

Sometimes you need to send Internet or network connection from one place to another, far away. Maybe you have two offices, a farm, a factory or a camera site that’s 10-15 kilometers away. Running cables that far is very expensive and difficult. The good news: you can use a wireless bridge.

What Is a Wireless Bridge?

A wireless bridge is a network device that connects two or more separate local area networks (LANs) over a wireless connection. Think of it as a “virtual cable” that replaces a physical Ethernet or fiber run.



For example:

  • Point to Point (P2P): Connect two locations directly.
  • Point to Multipoint (PTMP): Connect one critical site to multiple remote sites.

Wireless bridges are often built using outdoor radios with highly directional antennas, designed to transmit and receive signals over long distances.



Key Considerations for a 10-15km Wireless Link

Extending a wireless network over long distances requires planning. Here are some important factors to consider:

1. Line of Sight

A clear line of sight between antennas is crucial. Buildings, hills, trees or even cranes can block or degrade the signal. Even if you see the other site visually, you must also account for the Fresnel Zone, an elliptical area around the line of sight path where radio waves propagate. Any obstruction in this zone can reduce performance.



2.Frequency Band Selection

  • 5GHz: Widely available, decent throughput, but more susceptible to interference.
  • 2.4GHz: Better penetration through obstacles, but lower throughput and heavily congested.·
  • Licensed bands (6GHz, 11GHz, 18GHz, etc.): Provide cleaner spectrum but require regulatory approval.

3. Antenna Choice

Use high-gain directional antennas (parabolic dishes, panels or metal grids) for long-distance links. The higher the gain, the better the ability to focus energy over 10–15 km. Many modern antennas support dual-polarization (horizontal + vertical), which allows higher throughput (MIMO technology) and more stable links.



4.Throughput Needs

Plan for both current and future bandwidth requirements. If you need 200 Mbps today, consider equipment capable of 1 Gbps to accommodate growth. 

Our Top Choices

If you’re looking to build a stable and high-performance wireless bridge for distances up to 10–15 km, there are several great options. Each one is designed for different scenarios, so you can pick the one that best matches your needs—whether it’s long distance, multi-site coverage, or extreme weather resistance.

802.11ax Outdoor Wireless Bridges

This one gives up to 15 km range in good conditions, with a 19 dBi antenna. It’s good when you want long range plus pretty high bandwidth. For example, if you’re streaming 4K video or moving large files. IP67 rated and comes with surge protection, so it handles rain or dust.

Features:

  • Range: up to 15 km (clear line of sight)
  • Speed: up to ~900 Mbps
  • Antenna: 19 dBi directional
  • MU-MIMO & OFDMA support (802.11ax / WiFi 6)
  • IP67 weatherproof, built-in 8kV surge protection


WiFi 7 Industrial Outdoor Wireless Bridges

A more modern option: WiFi 7 (802.11be), with strong performance even at long distances (about 500 Mbps at 15 km) and up to 2 Gbps close up. This wireless bridge has a 20 dBi parabolic antenna and high transmit power. It also can deal with big channel bandwidths and rugged settings.

Features:

  • Range: up to 15 km
  • Speed: up to 2 Gbps at short range, ~500 Mbps at 15 km
  • Antenna: 20 dBi parabolic dish
  • Support wide channel bandwidths (20–320 MHz)
  • Dual power: PoE and DC input


802.11be Outdoor Wireless PTMP Bridge Kit

If you want to connect many remote points to a central hub (for example, several cameras, sensors, or smaller offices), this kind of kit is great. It uses a base station plus bridges, supports many clients, and has good throughput. The range is about 10 km for stable performance.

Features:

  • Range: up to 10 km
  • Speed: over 2.3 Gbps total throughput
  • Kit includes: WiFi 7 base station (AP) + two 802.11ax bridges
  • Support multiple users/devices simultaneously
  • IP67-rated, wide temperature range


Wi-Fi 7 Outdoor Bridge with Grid Parabolic Antenna

When you’re worried about harsh elements—wind, storms, rain, salt air (if near sea)—this one is made for that. The dish antenna is wind resistant, great for remote sites with bad weather. This bridge supports Wi-Fi 7 (802.11be), suitable for bandwidth-heavy tasks like high-definition video streaming, large data transfers, or running multiple applications at the same time.

Features:

  • Range: up to 10 km
  • Speed: up to 2.3 Gbps
  • Wind-resistant design (metal grid reduces wind load)
  • Ideal for coastal, windy, or exposed areas
  • Advanced management: VLAN, DHCP, SNMP, WPA2 security


How to Set Up a Wireless Bridge over 10KM?

The installation varies by retailer, but you can refer to the general guidelines below:

Before You Start

  1. Two outdoor wireless bridges (more units for PTMP deployments)
  2. PoE injectors or DC power, Ethernet cables, mounting pole/mast
  3. Tools: ladder, wrench, tape, screwdriver and laptop for configuration

Point to Point Installation

1.Pick the Locations

Make sure nothing (trees, buildings or hills) blocks the line of sight between the two sites. Keep the middle area mostly clear. Install the mounting poles or use rooftops. Confirm how you’ll power each unit (PoE, 12V DC or solar).

2.Mount the Wireless Bridges

Securely attach the bridges to poles, point the bridge to the other by eye (coarse alignment) and lock the mounts loosely for fine tuning. Power both bridges, and if necessary, install lightning/surge protectors and attach a proper ground rod before final power connection.

3.Connect the Wireless Bridges

Connect the main bridge to your router or switch using an Ethernet cable. This will be your Access Point (AP) side. At the remote site, connect the bridge to the device or local switch you want to provide internet to. This unit will be the Client/Station side.

4.Configure the Bridge

  • Connect each unit to your laptop or network and open the device web interface.
  • Set one unit to Access Point (AP) and the other to Client/Station. Use the same SSID, channel, and security (WPA2/WPA3) on both.
  • Set a fixed channel and reasonable channel width. If interference exists, try a different channel. Reduce the transmit power if you see noise.
  • Change admin passwords, disable remote admin if unnecessary and update firmware.

5.Align and Fine-Tune

Use the signal strength indicators in the web interface (or LED bars on the unit) while slowly adjusting the antennas. Stop when you reach the strongest and most stable signal, then tighten the mounts firmly. Note final antenna angles, device IPs, and baseline speeds. Check alignment, firmware, and logs every 3–6 months.

Applications

  • Rural Networks: Deliver internet access where fiber is not feasible.
  • Enterprise Networks: Link multiple campuses or branch offices.
  • Surveillance Systems: Provide connectivity for remote CCTV cameras.
  • Smart Agriculture: Connect smart sensors, irrigation systems, and monitoring equipment over large farms.
  • Disaster Recovery: Quickly restore communications after natural disasters.
  • Military and Defense: Establish secure links in field operations.
Posted on by — Leave a comment

An Overview of 4-Channel 4K HDMI Multiviewer

Do you struggle to manage multiple video sources? If you have several security cameras, computers or media players running at the same time, you probably know the challenges: too many screens, too many cables and too much clutter. Switching back and forth between monitors slows you down, takes up lots of space, and often costs more than it should.

That’s why you need a 4-channel 4K HDMI multiviewer. Instead of juggling multiple monitors, it allows you to view all your HDMI sources on a single display.

4-Channel 4K HDMI Multiviewer

This 4-channel 4K HDMI multiviewer is a compact device that allows you to connect up to four HDMI sources (such as NVRs, DVRs, PCs or media players) and display them on a single screen in 4K UHD resolution. It supports multiple display modes, including full screen, quad view, PIP (picture-in-picture) and split views, switching between different inputs without any lags or flickers. It even includes KVM control, meaning you can use one keyboard and mouse to manage multiple PCs or NVRs directly through the multiviewer.

What Are the Benefits?

A 4K HDMI multiviewer is more than just a video splitter. It makes managing multiple video sources easier, cleaner, and smarter. Here are the key benefits:

1.Save Space and Reduce Clutter

Instead of setting up four monitors with lots of cables, you only need one 4K display. This makes your desk or control room tidy and efficient.

2.Crystal-Clear 4K Resolution

Every feed is displayed in ultra HD quality, so you can see small details—important for security, streaming, or presentations.

3.Multiple Viewing Modes

Switch easily between quad view, picture-in-picture, split screen, or full screen. You can customize the layout based on what matters most.

4.Seamless Switching

Change sources or layouts instantly without lag, flicker, or signal loss. This is critical in live monitoring and event production.

5.KVM Control

Manage multiple PCs or NVRs using just one keyboard and mouse, reducing hardware clutter and speeding up operations.

6.Backward-Compatible

Even if your sources are not 4K, the multiviewer supports 1080p, 720p, and other common resolutions. This makes it flexible for different setups.



4K HDMI Multiviewer vs. Video Wall

You may wonder: why not just build a video wall instead of using a multiviewer? Here’s the difference:

Video Wall

  • Require multiple monitors or TVs.
  • Need a video wall controller.
  • More expensive (extra screens, mounts and controllers).
  • Take up lots of space.
  • Great for large-scale operations but not ideal for smaller workstations.


4K HDMI Multiviewer

  • Only need one display.
  • Much more affordable.
  • Compact and simple to install.
  • Flexible layouts on the same screen.
  • Perfect for small control rooms, offices, classrooms, and live streaming setups.


In short, a video wall is for scale, a multiviewer is for efficiency. If you don’t need a wall of screens, the 4K HDMI multiviewer is a smarter choice.

How to Install the 4-Channel 4K HDMI Multiviewer?

Setting up the multiviewer is straightforward. Here’s a step-by-step guide:

Before You Start (quick prep)

  • Use high-speed HDMI cables rated for 4K@30.
  • Set each source (NVR/PC) to ≤ 4K@30 (1080p also fine).
  • Have a wired keyboard & mouse ready (best compatibility with USB 1.1 KVM).

Step-by-Step Installation

Now, follow the instructions below to install the HDMI multiviewer:

1.Turn off the TV/monitor and sources.

2.Connect up to four sources to HDMI IN 1–4 on the back.

3.Enable KVM (optional):

  • Connect each source’s USB to USB IN 1–4 on the multiviewer.
  • Plug your keyboard and mouse into the front USB OUT ports.
  • Now one keyboard/mouse can control any selected source.

4.Run an HDMI cable from HDMI OUT to your TV/monitor.

5.If you want external audio, connect the 3.5 mm AUDIO OUT to speakers/mixer.

6.Connect the DC 12V adapter and power on. Power your display and sources.

7.Use the MODE button on the front panel or the IR remote to choose a viewing layout: quad, PIP, 1×3 preview, left/right POP, up/down POP, and full screen.

8.Choose the desired video output resolution. Available modes include 4K@30, (deafult) 1080p@60, 720p@60, plus several PC-friendly modes (2560×1440@60, 1600×1200@60, etc.).

9.Map keyboard/mouse (KVM focus):

  • Press PC1/PC2/PC3/PC4 (front panel or remote) to move keyboard/mouse control to that source without changing the on-screen layout.
  • Press CH1–CH4 to force a single-screen view of that channel (and move KVM with it).
  • In multi-screen modes, you can also use “mouse traversal/roaming” where supported (see manual hotkeys).


Applications

This device is versatile and can be used in many environments:

1.Security Monitoring

Watch multiple NVRs or cameras on one screen without a wall of monitors.

2.Control Rooms

Utility centers, traffic monitoring, and operation hubs can easily benefit from simple multi-source monitoring.

3.Live Streaming and Broadcasting

Streamers and content creators can preview multiple feeds in real-time.

4.Education and Training

Teachers can combine content from different laptops or video sources in classrooms.

5.Business Meetings

Present data from multiple departments on one screen for better collaboration.

6.Gaming and Home Entertainment

Switch easily between different consoles and devices on one TV/monitor.

Posted on by — Leave a comment

What’s an AC Optical Power Surge Protector and How to Install It?

Hybrid fiber cables are a type of fiber optic cable that combines multiple optical fibers and copper wires within the same jacket. The optical fibers handle high-speed data transfer, while the copper conductors are used for power delivery. They are commonly used in FTTH, FTTB and PON networks to power remote devices such as ONUs, Wi-Fi APs, small cells and IoT sensors.



Why Surge Protection Is Important?

However, hybrid fiber cables are vulnerable to electrical disturbances. Even though optical fibers themselves are immune to electromagnetic interference (EMI) and power surges, the copper conductors are not. A surge on the power line can instantly damage or destroy sensitive equipment.

Moreover, hybrid fiber cables are often deployed in FTTH, FTTB, PON and outdoor networks where cables run along poles, rooftops or underground. A lightning strike nearby, even without a direct hit, can induce high transient voltages on the copper conductors. Without surge protection, this energy flows straight into the connected device. In addition, sudden changes in the electrical network (e.g., when large loads are switched on/off, or during a power outage) can cause voltage spikes, stressing the insulation and overheating circuits.

That’s why you need a 100-240V AC optical power surge protector, a device designed to safeguard hybrid fiber cables from power surges, lightning strikes or switching transients.



What’s an AC Optical Power Surge Protector?

This is a surge protection device designed for Power over Fiber (PoF) systems, where power (AC, 100-240V) and data are carried together (or through related fibers/cables). Rated for 100-240V AC, it’s suitable for a wide range of electrical supply voltages. It protects against lightning-induced surges, switching spikes, and other voltage fluctuations that could damage the powered equipment. Key features include:

  • Integrated LC connector for plug-and-play setup (no splicing or fusion needed).
  • Built-in surge protection device (SPD) rated for 2.5 kV protection.
  • Built-in fuse to prevent excessive current from reaching sensitive devices.
  • Fast response time (< 25ns) to quickly shunt or suppress transients.
  • Housed in a waterproof enclosure suitable for outdoor or harsh environmental conditions.


How It Works?

The surge protector is essentially invisible in normal operation, with low insertion loss on the fiber side and minimal resistance on the power side. When a surge occurs, it creates a sudden spike in voltage/current on the copper conductors and travels down the cable and can burn out sensitive electronics.

Inside the surge protector are components such as metal oxide varistors, gas discharge tubes or TVS diodes. They divert the excess energy to the ground through the protector’s earth wire. If the surge is extremely large or prolonged, the fuse blows and disconnects the circuit, sacrificing itself to protect the downstream equipment.

Once the surge subsides, the AC optical surge protector returns to its passive state. The optical fibers continue transmitting data normally, and the copper conductors resume supplying safe AC power.

How to Install the AC Optical Surge Protector?

Installing an AC optical surge protector is an effective method to protect your power over fiber (PoF) system from surges and electrical disturbances.

Apart from the 100-240V AC optical surge protector, you’ll also need:

  • 8 Port Fiber Optic Switch: Include 8× 1G SFP ports and 2× 1G Ethernet ports.
  • BiDi SFP Modules: Transmit and receive optical signals on a single fiber.
  • 19” Power Distribution Rack: Equipped with a 120W industrial power supply and a circuit breaker to prevent electrical faults.
  • DIN-Rail Hybrid Distribution Box: Include 12× LC adapters and 3× DC terminal blocks, standard 35mm DIN-rail mount.
  • Power Surge Protector (optional): Support 2.5kV surge protection with a response time less than 25ns.
  • Composite Fiber Cable: Carry both data and power over a single fiber cable. SMF, simplex LC, 2 fiber cores, 20AWG copper conductors.
  • Outdoor PoE Fiber Media Converter: Convert optical signals to Ethernet and deliver up to 30 watts of power to the PoE device.


Step 1: Install the Power Distribution Rack

  1. Mount the power distribution rack (1U 19”) in the server or network cabinet.
  2. Connect the AC mains (100-240V) to the input terminals of the 120W industrial power supply. Connect the output terminal to one of the DC terminal blocks on the DIN-Rail hybrid distribution box.
  3. Connect the earth wire to the power supply chassis or grounding bus bar.
  4. Place the circuit breaker before the PSU and make sure it’s on the live line for AC. This ensures the breaker cuts power if there’s an overload or short circuit.
  5. For added reliability, you can also install a power surge protector on the AC mains line.

Step 2: Connect the SFP Switch

  1. Place the 8-port fiber optic switch in the control room and connect it to the mains.
  2. Insert a BiDi SFP module into one of the SFP slots in the switch and make sure it clicks into place.
  3. Connect a fiber optic cable from the SFP module to one of the LC adapters on the fiber distribution box.

Step 3: Run the Hybrid Fiber Cable

  1. If outdoors, use conduit or ducting to protect the cable from weather and rodents.
  2. Run the hybrid fiber cable from the power distribution box to the AC optical surge protector. Avoid sharp bends and do not exceed the cable’s maximum pulling tension.
  3. If your cable includes a dedicated earth/ground wire, connect it to the grounding point to divert excessive surges.


Step 4: Install the AC Optical Surge Protector

  1. Install the AC optical surge protector near the outdoor PoE fiber media converter.
  2. Wire the copper conductors from the hybrid fiber cable into the input terminals of the surge protector. Attach the protector’s ground wire to a proper earth ground.
  3. Connect the fiber strand to the LC adapter on the surge protector. Take care not to bend or stress the fibers during routing.

Step 5: Connect the PoE Fiber Media Converter

  1. From the surge protector’s output terminals, connect a short wire to the power input of the PoE fiber media converter.
  2. Insert a BiDi SFP module into the SFP port on the media converter and connect a fiber optic cable from the surge protector’s LC adapter to the SFP module.
  3. Plug one end of an Ethernet cable into the PoE output port of the media converter and connect the other end to the connected device, such as an IP camera, a Wi-Fi AP or a thin client.

Applications


The AC optical surge protector can be used in various applications, including:

Telecommunications & Networking

  • Protect base stations, antennas, and repeaters from lightning and surge damage.
  • Ensure stable operation of fiber-to-the-home (FTTH) or fiber-to-the-antenna (FTTA) systems.

Industrial & Harsh Environments

  • Safeguard PoF systems used in factories, oil & gas plants, mining and energy facilities, where electrical noise and surges are common.
  • Ideal for powering sensors, monitoring systems, and automation equipment in high EMI areas.

Smart Infrastructure

  • Used in transportation networks (railways, highways, tunnels) where fiber carries both power and data to remote nodes.
  • Protect security cameras, sensors, and communication devices installed outdoors.

Data Centers & Enterprise Networks

  • Used to protect switches, servers, and edge devices from surge-related failures.
  • Ensure uninterrupted data flow and power delivery in mission-critical services.

Posted on by — Leave a comment

What Is an Indoor Gigabit PoE Surge Protector and Its Benefits

If you use security cameras, wireless access points or VoIP phones, chances are they run on Power over Ethernet (PoE), which lets a single Ethernet cable deliver both data and power, cutting down on messy wiring and separate power adapters. However, electrical surges, from lightning strikes, faulty circuits, or even fluctuations in the power grid, can travel along the cable and fry your equipment in an instant. That’s where an indoor Gigabit PoE surge protector comes in.

Why a Regular Surge Protector Won’t Work?

A regular surge protector or power strip is designed for standard electrical outlets, the kind you plug your laptop, TV or phone charger into. But PoE devices don’t get power from wall outlets. Power strips protect AC outlets, not the low-voltage DC that runs through Ethernet. They cannot stop surges from travelling through the data lines inside the Ethernet cable. More importantly, you can’t plug an Ethernet cable into a power strip.



What Is an Indoor Gigabit PoE Surge Protector?

An indoor Gigabit PoE surge protector is designed to protect your PoE equipment from sudden spikes of electrical energy. It supports high-speed data transfer up to 1000Mbps, which ensures that your network and devices won’t slow down while still being protected. It’s usually installed inside buildings, server rooms, offices, or homes where PoE devices are set up.

  • 8-Port Indoor Gigabit PoE Surge Protector

This model is perfect for small to medium networks. With 8 ports, it’s great for protecting devices like IP cameras, VoIP phones, and access points in offices, shops, or small security systems. It’s compact, easy to mount, and ensures each connected device stays safe from sudden surges.

  • 24-Port Indoor Gigabit PoE Surge Protector

For larger installations, the 24-port version offers a professional-grade solution. It’s ideal for enterprises, data centers, schools, or large surveillance systems where many PoE devices need protection at once. With high capacity and reliable performance, it keeps your entire network stable and shielded against electrical spikes.

How It Works:

  1. Your Ethernet cable (which carries both power and data) is connected to the PoE surge protector.
  2. The surge protector absorbs or redirects excess electrical energy.
  3. Only safe, steady power and data pass through to your connected device.


Why Do You Need One?

Without protection, PoE devices are vulnerable to surges. Imagine installing dozens of IP cameras in your office or running a smart home system, and then one storm or power problem damages them. Replacing this equipment is not only costly but also time-consuming.

An indoor gigabit PoE surge protector reduces this risk. It acts as a low-cost insurance plan for your network. Whether you’re running a small office network or managing large-scale business systems, it helps ensure smooth operation and peace of mind.

Key Benefits of an Indoor Gigabit PoE Surge Protector

1.Protect Expensive Devices

PoE devices such as IP cameras, access points, and VoIP phones are not cheap. A single surge can destroy their internal circuits, leaving them useless. Surge protectors stop harmful voltage from reaching your equipment, saving you from expensive replacements.

2.Maintain Network Uptime

If your devices are damaged by surges, your network may go down. For businesses, downtime can mean lost productivity, poor customer experience, and even lost sales. With surge protection, you reduce the risk of sudden interruptions and keep your network running smoothly.

3.Support High-Speed Data

Older surge protectors may slow down network speed. A gigabit PoE surge protector, however, is built to handle modern high-speed connections without interference. This means you get protection without sacrificing performance.

4.Easy to Install

Most PoE surge protectors are plug-and-play. You simply connect them between the Ethernet cable and your device. There’s no need for complex wiring or technical expertise. This makes it easy for businesses and homeowners to add an extra layer of safety.

5.Reduce Long-Term Costs

While the upfront price of a surge protector is small, it can save thousands in the long run. Think about the cost of replacing multiple cameras or a Wi-Fi system. Investing in protection today helps avoid these unexpected expenses tomorrow.

Where Is It Commonly Used？

Indoor Gigabit PoE surge protectors are useful in many places, including:

  • Homes: For security cameras, Wi-Fi systems and video intercoms.
  • Offices: To protect VoIP phones, access points and PoE switches.
  • Retail Stores: To keep surveillance cameras and POS systems safe.
  • Warehouses & Factories: To protect security cameras, industrial sensors, etc.
  • Schools & Hospitals: To secure critical communication and safety equipment.
Posted on by — Leave a comment

How to Protect Your Gigabit PoE Network from Power Surges?

By sending data and electrical power over a single cable, PoE simplifies installations and powers devices such as IP cameras, wireless access points and VoIP phones. But with great convenience comes vulnerability. Power surges, whether caused by lightning strikes, electrical overload, faulty wiring or unstable utility grids, can severely damage PoE switches, injectors and connected devices. The result? Costly downtime, hardware replacement or potential data loss.

So, how to keep your Gigabit PoE network safe from surges? Let’s break it down.

Understand What Causes the Surges?

Before you can defend against power surges, it’s essential to know where they come from. Firstly, a nearby lightning strike can induce high voltage into Ethernet cables (as they are made of pure copper wires) in outdoor deployments, even without a direct hit. Secondly, voltage spikes from switching or power outages can travel into your PoE system. Thirdly, large motors or HVAC systems can generate electrical noise and mini-surges, which can cause power fluctuation around your system.

Ordinary power strips won’t protect your network gear. Instead, you need a PoE surge protector designed for Ethernet lines.



Why Older Surge Protectors May Fail on Gigabit PoE?

Older PoE surge protectors were designed for Fast Ethernet (10/100Mbps). While they can clamp surges, they often lack the bandwidth and low capacitance required for Gigabit data rates (10/100/1000Mbps). This mismatch can lead to:

  • Signal loss or bottlenecks: Your Gigabit PoE network may drop to 10/100Mbps.
  • Incomplete protection: Devices may still be exposed to transient surges.

The solution? Always choose PoE surge protectors rated for 10/100/1000Mbps (Gigabit) and compliant with PoE standards (IEEE 802.3af/at/bt), which ensures both full-speed data transmission and robust surge protection.

Why Install both Indoor and Outdoor PoE Surge Protectors?

Ethernet cables (Cat5e, Cat6, Cat6a, etc.) are made of copper pairs, which conduct electricity. Just like PoE current, surges can travel through an Ethernet cable from both directions. Outdoor devices and indoor switches may be grounded differently. A surge can “seek” the lower potential, pushing high current across the Ethernet cable in either direction.

To put it in other words, if a surge enters from the powered devices (e.g., an outdoor IP camera or access point), it can travel back through the Ethernet cable and damage the PoE switch or even the core network. Likewise, if the surge originates from the power sourcing equipment (e.g., a PoE switch or PoE injector), it can travel forward and damage connected devices.

However, if lightning strikes or electrical interference directly hits the cable, the surge will travel in both directions. This is why both indoor and outdoor PoE surge protectors are critical. Outdoor protectors shield devices from surges entering from outside (lightning, electrical faults, etc.), while indoor protectors protect your switch/network from surges travelling backward from devices. Together, they create bi-directional protection.



Indoor Versions:

Industrial DIN-Rail PoE Surge Protector

  • 16kV surge protection, 450V clamping voltage
  • 10/100/1000Mbps data transmission
  • Compliant with IEEE 802.3af/at standards
  • Quick response time ≤5ns
  • DIN-Rail mounting, modular design

8-Port Indoor Gigabit PoE Surge Protector

  • 8×RJ45 Ethernet ports
  • 10kA discharge current (8/20)
  • 10/100/1000Mbps data transmission
  • Compliant with IEEE 802.3af/at standards
  • Fit easily in 1U 19” rack

Outdoor Versions:

Waterproof Outdoor PoE Surge Protector

  • 16kV surge protection, 450V clamping voltage
  • 10/100/1000Mbps data transmission
  • Compliant with IEEE 802.3af/at standards
  • Quick response time ≤5ns
  • IP68 waterproof, -40°C~ 85°C

Outdoor Gigabit PoE Surge Protector

  • 10kV surge protection
  • 10/100/1000Mbps data transmission
  • Compliant with IEEE 802.3af/at standards
  • IP67 aluminum casing, -40°C~ 80°C
  • 35mm DIN-rail mount

How to Install the PoE Surge Protectors?

Installing PoE surge protectors for multiple outdoor cameras works almost the same way as a single device, but you scale it with the 8-port indoor PoE surge protector and multiple outdoor PoE surge protectors.

Step 1: Gather Materials

  • 8-port indoor Gigabit PoE surge protector
  • Outdoor Gigabit PoE surge protectors
  • Cat5e/Cat6 Ethernet cables
  • Grounding wire (usually green/yellow)
  • Tools: screwdriver, cable crimper, drill

Step 2: Install the 8-Port Indoor Gigabit PoE Surge Protector

  • Mount it near the PoE switch, ideally in a rack or near the switch.
  • Take an Ethernet cable from the PoE switch and plug it into the IN port of the indoor surge protector.
  • Plug a cable into the OUT port. This cable will run toward the outdoor Gigabit PoE surge protector.
  • Connect a grounding wire from the surge protector’s ground terminal to a proper building ground.

Step 3: Install the Outdoor Gigabit PoE Surge Protectors

  • Mount near the device (e.g., IP camera), preferably on a 35mm DIN-rail mount.
  • Plug the cable coming from the indoor PoE surge protector into the IN port of the outdoor PoE surge protector.
  • Plug a short cable from the OUT port to your device.
  • Connect a grounding wire to a ground rod or outdoor grounding point.
  • Repeat the same steps to install

Step 4: Verify Connections

  • Make sure PoE is passing through to your device.
  • Check the LED indicators on the switch and device.
  • Confirm grounding is secure.

Step 5: Cable Tips

  • Use shielded outdoor-rated Cat5e/6 for the outdoor run.
  • Avoid running Ethernet near electrical lines.
  • Keep ground wires as short as possible for maximum protection.


How to Ground the Surge Protector Properly?

Step 1: Use the Right Ground Wire

  • Use green/yellow insulated copper wire.
  • Thickness: at least 12–14 AWG (2–4 mm²) for outdoor grounding.
  • The shorter and straighter the ground wire, the better (keep it <1m if possible).

Step 2: Ground the Indoor Protector

  • Locate the ground screw/terminal on the indoor PoE surge protector.
  • Connect this terminal to your building’s main electrical ground or grounding bar.
  • Never connect to random metal parts (like a pipe or conduit) unless they’re bonded to building ground.

Step 3: Ground the Outdoor Protector

  • Connect its ground terminal to a local grounding rod or outdoor ground bar.
  • If possible, bond this outdoor ground to the building’s main ground (to avoid ground potential differences).
  • Keep the ground wire as short, thick, and straight as possible. Avoid loops or sharp bends.

Step 4: Ground Rod Installation (for Outdoor)

  • Drive a copper ground rod (2–3m) into the earth near the device location.
  • Clamp the ground wire from the protector securely to the rod using a UL-listed ground clamp.
  • For best performance, measure resistance, ideally <5 ohms.
Posted on by — Leave a comment

An Overview of 10G DIN-Rail PoE Surge Protector

From IP cameras to access points and industrial controllers, PoE makes installation faster and easier. But with this convenience comes a risk — power surges. Power surges are sudden increases in voltage. They can happen due to:

  • Lightning strikes (even far away)
  • Sudden changes in the power grid
  • Big machines turning on and off nearby
  • Differences in ground potential

When these surges travel through Ethernet cables, they can damage network switches, IP cameras, wireless APs or industrial IoT devices, resulting in network downtime, costly repairs or even data loss. The challenge is even bigger now because:

  • PoE power has gone up to 90W (PoE++ standard, IEEE802.3bt).
  • Data speed has increased to 10 Gigabit Ethernet.

Older PoE surge protectors made for slower networks or legacy PoE standards may not handle these increasing demands. That’s why you need a surge protector built for 10G and 90W PoE.

What Is a 10G DIN-Rail PoE Surge Protector?

The 10G DIN-Rail PoE surge protector is engineered to divert dangerous surges to the ground before damaging your devices. Featuring a compact size, it mounts easily on a standard DIN rail inside control panels or enclosures.

Specifically designed to protect 10G high-power PoE devices, this surge protector handles high bandwidth without introducing signal degradation, higher power levels without overheating, and harsh environments (temperature, dust, vibration, etc.), which makes it perfect for industrial automation, smart cities, transportation systems, energy facilities and surveillance networks.

Key Benefits of a 10G DIN-Rail PoE Surge Protector

  1. 10G Ethernet : Designed to pass 10 Gigabit signals without bottlenecks, it ensures your PoE network stays fast and reliable.
  2. 90W PoE Power: Compatible with IEEE 802.3bt, it safely protects devices that draw high power such as PTZ cameras, LED lighting, digital signage or wireless access points.
  3. DIN-Rail Mounting: Snap onto a 35mm DIN rail inside your cabinet or network enclosure, ideal for structured deployments.
  4. Longer Device Lifespan: Reduce wear and tear on network devices caused by electrical transients, diverting harmful surges away from devices.
  5. Reliable in Harsh Environments: Industrial-grade build ensures stability in high temperature, humidity or vibration conditions.


How to Install a 10G DIN-Rail PoE Surge Protector?

Installing a 10G PoE surge protector is not difficult, but you need to do it the right way for it to work properly.

1.Pick the Right Place

  • Install the surge protector as close as possible to the device you want to protect.
  • If the Ethernet cable is long or goes outdoors, install protectors at both ends of the cable: one near the device, one near the PoE injector or switch.
  • Keep the surge protector inside a cabinet or weatherproof enclosure if installed outdoors, to shield it from dust, rain or sunlight. If possible, use an outdoor PoE surge protector for full protection.

2.Mount It on a DIN Rail

Most industrial cabinets and network enclosures have a 35mm DIN rail. Snap the 10G PoE surge protector onto a 35mm DIN rail and push it firmly until it locks into place. DIN-rail mounting keeps the protector safe, organized, and easy to service later.

3.Plug in Ethernet Cables

  • Connect the cable from your PoE switch or injector to the INPUT port.
  • Connect the cable going to your device (camera, AP, etc.) to the OUTPUT port labeled.

4.Connect the Grounding Wire

  • Use a short, thick grounding wire (ideally less than 1 meter in length). The shorter the wire, the better the protection.
  • Connect one end of the wire to the grounding terminal on the surge protector and the other end to a low-impedance earth ground, such as a grounding rod or a grounding bus inside the cabinet.

5.Test the Connection

After installation, it’s important to verify that everything is working properly:

  • Power Test: Power on your PoE device. Check if it turns on immediately and runs normally.
  • Data Test: Confirm that the device is connected to your network. For 10G networks, you may run a speed test or use network monitoring tools to make sure data flow is not limited.
  • PoE Test: Ensure your device is receiving the correct power level. High-power devices (like PTZ cameras or Wi-Fi 6 APs) should run smoothly without power drops.
  • Check the Grounding: Use a multimeter if possible to confirm the grounding is continuous and connected properly.


Other Considerations

When selecting and deploying a 10G DIN-Rail PoE surge protector, keep the following in mind:

  1. Ensure the model supports IEEE 802.3bt for 90W PoE and full 10G bandwidth.
  2. Check the maximum discharge current (Imax) rating to match your installation environment.
  3. If using shielded Ethernet cabling, choose a protector with proper grounding for shield continuity.
  4. Protect both ends of long outdoor Ethernet runs for complete protection.
  5. Surge protectors can degrade over time after multiple surge events—consider periodic replacement in high-risk areas.
Posted on by — Leave a comment

What’s an Outdoor Gigabit PoE Surge Protector and How to Use It?

If you use security cameras, wireless access points or other PoE devices outdoors, you may face an invisible but serious problem — power surges.

Power surges are sudden spikes of electrical energy. They can happen during thunderstorms, nearby lightning strikes or even because of unstable power supplies. When this surge travels through your Ethernet cable, it can damage or destroy your expensive devices in an instant.

That’s why an outdoor PoE surge protector is essential. It protects your PoE devices from sudden power spikes by safely directing extra surges to the ground, keeping your system fully protected.



Outdoor Gigabit PoE Surge Protector

This outdoor Gigabit PoE surge protector is designed to protect your PoE devices from lightning strikes while working outdoors. It supports network speeds up to 1000Mbps, ideal for bandwidth-intensive applications such as real-time data transfer and video streaming. It provides 10kA surge protection, defending against static, lightning-induced spikes and unexpected electrical surges.

This PoE surge protector is fully compatible with IEEE 802.3af/at standards, easily supporting devices such as IP cameras, WAPs and VoIP phones. With its rugged stainless steel housing and IP67 waterproof rating, it stands firm against rain, snow, dust and extreme temperatures. It can easily mount on a standard 35 mm DIN rail, saving rack space and simplifying installation.

Why Do You Need a PoE Surge Protector?

The surge protector acts as a safety barrier to your network/CCTV system, and it helps in several important ways:

1.Protect Expensive Equipment

A surge or lightning strike can easily burn down your cameras, access points or any devices connected on the same line. Replacing these devices can cost more than a surge protector.

2.Prevent Network Downtime

When equipment fails, your network goes offline too. That means no video feed, no Wi-Fi connection, and no way to monitor or control your devices until repairs are made. Downtime can be especially costly in critical applications such as:

  • Video Surveillance — Camera feeds go offline, creating blind spots.
  • Business Operations — Wi-Fi interruptions slow down employee productivity and disrupt workflows.
  • Remote Access and Control — You’re unable to monitor or manage remote devices like gate intercoms, sensors and outdoor access points.  

3.Give You Peace of Mind

Outdoor PoE devices are exposed to storms and lightning more than indoor devices. They face constant exposure to lightning, heavy rain, high winds, static electricity and power fluctuations. By installing an outdoor PoE surge protector, you don’t have to worry about every thunderstorm and electrical fault.

4.Essential for Long-Range PoE Networks

When Ethernet cables are stretched over long distances, such as powering cameras at parking lots, gates, or outdoor poles, they are more vulnerable to lightning and surge energy. The longer the cable, the greater the risk. Installing surge protectors at both ends of a long cable run ensures that surges are blocked before they can travel deep into your network.

How It Works?

A PoE surge protector might look small, but it plays a big role in keeping your outdoor PoE devices safe. Here’s how it works:

1.Normal Operation

Under normal conditions, the surge protector acts like a transparent bridge. Power and data pass through it smoothly at 1000Mbps, with no delay or signal loss.

2.When a Surge Happens

A surge occurs when there’s a sudden spike of electricity, often caused by lightning, power fluctuations or static buildup. Without protection, this surge would travel straight through your Ethernet cable and damage your device.

3.Surge Absorption and Diversion

The surge protector contains special clamping components, such as gas discharge tubes and transient voltage suppressors. These components absorb the extra energy and instantly redirect it away from your device. The surge is safely sent into the grounding wire, instead of reaching your camera or access point.



How to Install the Outdoor Gigabit PoE Surge Protector?

Now, follow the instructions below to correctly install your PoE surge protector:

Kindly note that each outdoor PoE device should have its own surge protector for maximum protection. For full protection, use both indoor and outdoor PoE surge protectors, which create a complete shield against surges travelling across Ethernet cables. However, you still need to inspect or replace your surge protectors if needed, as they can wear out after multiple strikes.

Step 1: Plan the Installation Location

  • Place the surge protector as close as possible to the device you want to protect (for example, near an outdoor IP camera, access point, or VoIP phone).
  • The shorter the cable between your device and the surge protector, the better the protection.

Step 2: Mount the Surge Protector

  • This PoE surge protector supports 35 mm DIN rail mounting, which is common for enclosures and junction boxes.
  • Fix the DIN rail securely on a wall, pole, or inside a weatherproof box.
  • Snap the surge protector onto the DIN rail until it locks in place.

Step 3: Connect the Ethernet Cables

  • Identify the two Ethernet ports on the surge protector: Input (from PoE switch/injector) and Output (to your end device).
  • Use a Cat5e, Cat6, or Cat6a Ethernet cable for best performance.
  • Plug the cable coming from your PoE switch or injector into the Input port.
  • Plug another Ethernet cable from the Output port to your outdoor device (e.g., IP camera).

Step 4: Ground the Protector

  • Grounding is the most critical part of the installation. Without grounding, the protector cannot safely redirect surges.
  • Locate the ground terminal on the surge protector.
  • Connect it to a reliable earth ground using a thick grounding wire (minimum 12-14 AWG recommended).

Possible grounding points include:

  • A building’s grounding system
  • A grounded metal pole
  • A copper ground rod driven into the soil

Ensure the grounding connection is tight, secure, and corrosion-resistant.

Grounding Multiple PoE Surge Protectors

When you’re protecting more than one device, you’re likely to use several PoE surge protectors at the same rack or cabinet. Grounding them correctly makes sure they work together to stop dangerous surges.

  • A DIN rail not only holds the surge protectors in place but also serves as a common grounding bar.
  • Each PoE surge protector has a grounding screw or terminal. Connect each surge protector’s grounding terminal directly to the DIN rail or the grounding bus bar inside the rack.
  • The rack itself must be bonded to a reliable earth ground. The grounding wire should be as short and direct as possible. Avoid sharp bends or loops.
  • Use a multimeter to check that all surge protectors are properly connected to earth ground. A low-resistance reading confirms a good connection.

Step 5: Test the System

  • Power on your PoE switch/injector.
  • Check that your outdoor PoE device (e.g., camera or AP) receives both power and data through the Ethernet cable.
  • If everything works normally, your device is now fully protected.

Applications

The outdoor Gigabit PoE surge protectors are widely used for:

  1. Outdoor CCTV cameras which are highly exposed to lightning and power spikes;
  2. Outdoor Wi-Fi networks in parks, campuses, or public areas;
  3. VoIP phones or intercoms installed outside buildings or gates;
  4. Sensors, controllers, and other IoT equipment in outdoor facilities;
  5. Any outdoor PoE device wherever you run PoE over long Ethernet cables outdoors.