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

Surge Protection for 10/100 / 1000Mbit network
Review voltage: 5V / 300mA
review loss: Less than 0.2dB
2 x RJ45 female (in / out)
Protected Pin: 1 - 8 (data)
Threshold at 15V
Max Transient current: 5 - 15k Amp
Operating temperature: -40 - +70°C
Moisture: less than 90% RH
Size: 112 x 38 x 30 mm
Weight: 150g
Earth cable of more than 2.5kvmm must be shorter than 1 meter
Earth resistance must be less than 4 ohms
Nothing can protect against a direct lightning strike

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

RJ45 two RJ45 Thunder Protector (IP only)
Thunder Protector protect two lightning over-voltage
Surge Over-voltage and electrostatic discharge.
Maximum discharge current 10KA
Aluminum Case with two RJ45 Port

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