Galvanic isolation for RJ45 1000MBit network, all 4 pairs are isolated.

Surge Protection to Gigabit network
Max. Working voltage on line: 48V
2KV Impulse protection (10/700 Micro sec)
Loss Factor: 0.2dB
Dim: 112 x 38 x 30 mm

Modular design for easy replacement
Supports 10M/100M/1G/2.5Gbps Ethernet
Supports 802.3af / 802.3at / 802.3bt / UPoE
Protects 8 wires of network cable, including PoE
Protects Up to 20KV / 10KA wave
Error indicator LED
Operating temperature from -40°C to 85°C
DIN rail mounting

PoE surge protection for 10/100/1000Mbit networks
Supports PoE voltage 48VDC / 40Watt
Nominal discharge: 2.5kA, max. 5kA (8/20myS)
Response time: less than 1ns (nano-second)
Transmission loss: below 0.2dB
2 x RJ45 female (in / out)
Protected pin: 4/5, 7/8 (power supply + data), 1 - 8 (data)
Operating temperature: -40 - +70°C
Humidity: less than 90% rh
Dimensions: 93 x 55 x 35 mm
Weight: 73g
DIN bracket
Ground cable of more than 2.5kv must be shorter than 1 meter
Ground cable thickness: Min. 2.5 sq.mm
Ground resistance must be less than 4 ohms
Nothing can protect against a direct lightning strike

Transient protection for 10/100Mbit networks. 4kV to earth.
Transmits PoE voltage.
2 x RJ45 female.
Ground wire must be connected.