Are PoE splitters suitable for outdoor use?

Yes, PoE splitters can be used outdoors, but they must be specifically designed for outdoor environments to ensure reliable performance and longevity. Outdoor PoE splitters are built to withstand harsh weather conditions, moisture, dust, and temperature fluctuations while delivering stable power and data over Ethernet.

Key Features of Outdoor-Grade PoE Splitters

1. Weatherproof & IP-Rated Enclosure

For outdoor applications, a PoE splitter should have an IP65, IP66, or IP67 rating, ensuring protection against:

--- Rain and moisture – Essential for outdoor installations exposed to the elements.

--- Dust and debris – Prevents damage in industrial or construction environments.

--- Extreme temperatures – Must operate reliably in both hot and cold climates.

IP66 or higher is recommended for long-term outdoor installations.

2. Surge & Lightning Protection

Outdoor PoE splitters should have built-in surge protection to guard against:

--- Lightning strikes – Can travel through Ethernet cables and damage connected devices.

--- Power surges – Common in outdoor power networks due to unstable electricity supply.

Look for PoE splitters with at least 6kV surge protection for outdoor use.

3. PoE Standard & Power Output

Outdoor devices (such as security cameras, wireless access points, and IoT sensors) have different power requirements. Choose a PoE splitter that matches your device’s power needs:

IEEE 802.3af (PoE, 15.4W): Suitable for low-power devices (IP cameras, small IoT sensors).

IEEE 802.3at (PoE+, 30W): Ideal for mid-range outdoor PTZ cameras and Wi-Fi access points.

IEEE 802.3bt (PoE++, 60W+): Required for high-power outdoor devices like large PTZ cameras with heaters.

For outdoor security cameras, a PoE+ (802.3at) or PoE++ (802.3bt) splitter is recommended.

4. UV-Resistant & Ruggedized Casing

Outdoor PoE splitters should have:

--- UV-resistant materials to prevent degradation from sunlight exposure.

--- Heavy-duty plastic or metal housing for durability in tough environments.

A rugged metal or high-impact plastic casing ensures long-lasting performance.

5. Extended Operating Temperature Range

Outdoor PoE splitters must function reliably in extreme temperatures:

Standard PoE splitters: Typically work between 0°C to 40°C (32°F to 104°F).

Outdoor PoE splitters: Should support -40°C to 75°C (-40°F to 167°F) for harsh conditions.

Check the temperature rating if installing in extreme climates.

6. Waterproof Ethernet & Power Connectors

--- Shielded RJ45 connectors – Prevent water ingress into the Ethernet ports.

--- Sealed DC power output – Ensures power stability in wet conditions.

--- Cable glands or grommets – Prevents dust and water from entering through wiring.

Use waterproof enclosures if the PoE splitter itself is not fully waterproof.

Best Outdoor PoE Splitters (Recommended Models)

1. TP-Link TL-POE10R (for Low-Power Outdoor IoT Devices)

--- PoE Standard: IEEE 802.3af (15.4W)

--- Output: 5V/9V/12V DC

--- Weatherproof Rating: Requires separate enclosure

--- Best For: Low-power IP cameras, sensors

2. Ubiquiti Instant PoE Adapter (for Outdoor Wireless APs & Cameras)

--- PoE Standard: IEEE 802.3af/at (15.4W/30W)

--- Output: 24V passive PoE (for Ubiquiti APs)

--- Weatherproof Rating: IPX5 (Water-resistant)

--- Best For: Ubiquiti outdoor Wi-Fi APs, mid-range cameras

3. UCTRONICS Outdoor PoE Splitter (for High-Power Outdoor PTZ Cameras & APs)

--- PoE Standard: IEEE 802.3at/bt (PoE+/PoE++, 30W-60W)

--- Output: 12V/5A DC (for PTZ cameras)

--- Weatherproof Rating: IP67 (Fully waterproof)

--- Best For: High-power PTZ cameras, outdoor industrial devices

Alternative Solutions for Outdoor PoE Installations

1. Use a Waterproof Enclosure

If the PoE splitter is not weatherproof, place it in a sealed outdoor-rated junction box to protect it from water and dust.

2. Use Outdoor PoE Extenders Instead of Splitters

For long-distance installations, an outdoor PoE extender can carry power and data over extended distances without needing a splitter.

3. Use an Outdoor PoE Switch

Instead of using PoE splitters, consider an outdoor PoE switch that provides direct power to devices via Ethernet.

Conclusion: Can PoE Splitters Be Used Outdoors?

--- Yes, but you must use outdoor-rated PoE splitters with weatherproofing, surge protection, and proper power output.

Choosing the Right Outdoor PoE Splitter:

--- For small IoT devices → Use a basic PoE splitter (IP-protected enclosure recommended).

--- For outdoor security cameras → Use an IP67 PoE+ (802.3at) splitter with surge protection.

--- For PTZ cameras or high-power devices → Use a PoE++ (802.3bt) splitter with 60W+ power.