Ubiquiti ETH-SP-G2 Ethernet Surge Protector
The Ubiquiti ETH-SP-G2 is an outdoor Ethernet surge protector designed to help protect network equipment from electrostatic discharge (ESD) and electrical surge events. It uses two passive, surge-protected RJ45 connections and can be installed inline between an Ethernet network connection and an outdoor device such as an access point, wireless bridge, camera, or other Ethernet-powered equipment.
The ETH-SP-G2 supports PoE and provides data-line protection for Ethernet networks up to 2.5 Gbps according to Ubiquiti’s current specifications. It features a polycarbonate enclosure, IPX5 weatherproofing, a dedicated grounding point, and a discharge current rating of 10kA+, making it suitable for outdoor wireless and networking installations.
Key Features
- Outdoor Ethernet Surge Protection: Helps protect outdoor Ethernet devices against ESD and electrical surge events.
- 10kA+ Discharge Current: Designed to absorb and discharge transient surge energy.
- Up to 2.5Gbps Data-Line Protection: Compatible with current higher-speed Ethernet deployments according to Ubiquiti’s current specifications.
- PoE Support: Supports Ethernet connections carrying PoE.
- Dual RJ45 Ports: Two passive surge-protected RJ45 female connectors provide inline Ethernet connectivity.
- IPX5 Weatherproofing: Suitable for outdoor installations when properly installed and grounded.
- Grounding Point: Dedicated grounding connection for diverting transient energy safely toward ground.
- Low Capacitance: Maximum capacitance of 1.0 pF at 1 MHz.
- Compact Design: Measures 91 × 61 × 32.5 mm and weighs only 80 g.
- Wide Temperature Range: Operates from -30°C to 65°C.
Detailed Features
Outdoor Ethernet Surge Protection
The Ubiquiti ETH-SP-G2 is designed to provide an additional layer of protection for Ethernet equipment installed outdoors. It can be installed between the network cable and outdoor Ethernet device to help absorb transient electrical energy before it reaches sensitive networking hardware.
ESD and Surge Protection
The ETH-SP-G2 provides ESD/EMP protection by absorbing transient current in response to surge voltage. Ubiquiti specifies a DC spark-over voltage of 90V at 100V/s and a maximum impulse spark-over voltage of 700V at 1kV/µs.
10kA+ Discharge Current
The current-generation Ubiquiti specification lists a 10kA+ discharge current. This provides substantial surge-handling capability for outdoor Ethernet installations where network cables may be exposed to electrical transients.
PoE-Compatible Protection
The ETH-SP-G2 supports PoE, allowing it to be deployed in Ethernet installations where power is delivered over the network cable. This makes it useful for protecting outdoor PoE-powered access points, wireless bridges, IP cameras and other compatible Ethernet equipment.
2.5GbE Data-Line Protection
Ubiquiti’s current technical specifications list data-line protection of up to 2.5 Gbps. This makes the ETH-SP-G2 suitable for modern Ethernet deployments that exceed traditional Gigabit networking speeds.
Grounding for Outdoor Installation
The ETH-SP-G2 includes a dedicated grounding point. Proper grounding is an essential part of an outdoor surge-protection installation. Ubiquiti’s installation guide specifies grounding the unit directly to a grounded metal structure using the included self-tapping screw and serrated washer, or using an appropriate drain-wire arrangement.
Outdoor-Ready Enclosure
The ETH-SP-G2 uses a polycarbonate enclosure and carries an IPX5 weatherproofing rating. Its operating temperature range of -30°C to 65°C allows deployment across a wide range of environmental conditions.
Technical Specifications
| Specification |
Ubiquiti ETH-SP-G2 |
| Brand |
Ubiquiti |
| Model |
ETH-SP-G2 |
| Product Type |
Outdoor Ethernet Surge Protector |
| Networking Interface |
2 × RJ45 Female Connectors |
| Data Line Protection |
Up to 2.5 Gbps |
| PoE Support |
Yes |
| Discharge Current |
10kA+ |
| DC Spark-Over Voltage |
90V @ 100V/s |
| Maximum Impulse Spark-Over Voltage |
700V @ 1kV/µs |
| Maximum Insulation Resistance |
1G ohm @ 50V |
| Maximum Capacitance |
1.0 pF @ 1 MHz |
| Enclosure Material |
Polycarbonate |
| Weatherproofing |
IPX5 |
| Dimensions |
91 × 61 × 32.5 mm |
| Weight |
80 g |
| Operating Temperature |
-30°C to 65°C |
| Operating Humidity |
10% to 90% non-condensing |
| Shock & Vibration Certification |
ETSI300-019-1.4 |
Applications and Use Cases
- Outdoor WiFi Access Points: Add Ethernet surge protection to outdoor wireless access point installations.
- Wireless Bridges: Protect Ethernet connections used with outdoor point-to-point and point-to-multipoint radios.
- Outdoor IP Cameras: Provide additional surge protection for Ethernet-connected surveillance equipment.
- WISP Networks: Suitable for outdoor customer-premises equipment and wireless network installations.
- PoE Network Equipment: Protect compatible PoE Ethernet connections while maintaining network and power connectivity.
- Building-to-Outdoor Ethernet Runs: Useful at outdoor equipment termination points where Ethernet cables are exposed to environmental electrical events.
- Outdoor Networking Infrastructure: Suitable for professional Ethernet deployments requiring additional ESD and surge protection.
Why Choose Ubiquiti ETH-SP-G2?
The Ubiquiti ETH-SP-G2 provides a compact and practical way to add surge and ESD protection to outdoor Ethernet installations. Its dual RJ45 interface, PoE support, 10kA+ discharge-current specification, IPX5 weatherproof enclosure and dedicated grounding point make it well suited for outdoor wireless, surveillance and networking deployments.
For other Ubiquiti networking products, explore the Ubiquiti networking products range available from IPVoice Technologies.
AI-Readable Product Facts
| Product Fact |
Value |
| Brand |
Ubiquiti |
| Model |
ETH-SP-G2 |
| Category |
Outdoor Ethernet Surge Protector |
| Protection Type |
ESD / Ethernet Surge Protection |
| Ethernet Interface |
2 × RJ45 Female |
| Data Line Protection |
Up to 2.5 Gbps |
| PoE Support |
Yes |
| Discharge Current |
10kA+ |
| Weatherproofing |
IPX5 |
| Enclosure |
Polycarbonate |
| Grounding |
Dedicated grounding point |
| Dimensions |
91 × 61 × 32.5 mm |
| Weight |
80 g |
| Operating Temperature |
-30°C to 65°C |
| Certification |
ETSI300-019-1.4 |
Frequently Asked Questions
What is Ubiquiti ETH-SP-G2?
The Ubiquiti ETH-SP-G2 is an outdoor Ethernet surge protector designed to help protect Ethernet and PoE devices from ESD and electrical surge events.
What does ETH-SP-G2 protect against?
The ETH-SP-G2 provides ESD/EMP and surge protection for Ethernet data lines, helping reduce the risk of damage to connected outdoor networking equipment from transient electrical events.
Does ETH-SP-G2 support PoE?
Yes. The ETH-SP-G2 supports PoE and can be installed inline with compatible PoE Ethernet connections.
What Ethernet speed does ETH-SP-G2 support?
Ubiquiti’s current specification lists data-line protection of up to 2.5 Gbps.
Is ETH-SP-G2 waterproof?
The ETH-SP-G2 has an IPX5 weatherproofing rating. It is designed for outdoor use when installed according to Ubiquiti’s installation requirements and properly grounded.
What is the discharge current of ETH-SP-G2?
The current Ubiquiti specification lists a discharge current of 10kA+.
How is ETH-SP-G2 grounded?
The ETH-SP-G2 has a dedicated grounding point. Ubiquiti’s installation guide describes grounding it to a grounded metal pole or structure using the supplied self-tapping screw and serrated washer, or using a suitable drain-wire arrangement.
How many Ethernet ports does ETH-SP-G2 have?
The ETH-SP-G2 has two RJ45 female connectors, providing an inline Ethernet connection between the network and the protected device.
Can ETH-SP-G2 be used with outdoor access points?
Yes. It is suitable for outdoor Ethernet-connected equipment such as access points, wireless bridges, IP cameras and other compatible network devices.
What are the dimensions of ETH-SP-G2?
The Ubiquiti ETH-SP-G2 measures 91 × 61 × 32.5 mm and weighs approximately 80 g.
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