Outdoor gigabit POE-A surge protector
CGMJ8-POE-A-C5E
Part Number: 892004
  • POE compatible
  • Outdoor application
  • Shielded RJ45
  • 2kA discharge capability
  • UL497A

The CMJ8-POE is an outdoor PoE surge protector designed to protect sensitive data-processing equipment connected to a PoE (Power over Ethernet) network from transient over voltages. The CMJ8-POE surge protector is deployed in signal network applications with data transmission speeds up to1000 Mbps and is equipped with high quality shielded RJ45 connectors.


Network Gigabit Ethernet (Cat.5E)
Nominal line voltage Un 48 Vdc
Max. DC operating voltage Uc 60 Vdc - 650 mA
Max. load current IL 1200 mA
Max. data rate 1000 Mbps
Max. frequency f > 100 MHz
Insertion loss < 1 dB
Protection level Up 70 V
Impulse current Iimp 500 A
Line/Line Nominal discharge current In L/L 500 A
Line/Ground Nominal discharge current In L/PE 2000 A
Technology GDT + Clamping diode
SPD configuration 8 wires + shielded
Connection to Network RJ45 shielded connectors female input/output
Format Plastic Box with connectors input/output - Reinforced seal
Mounting on plate or pole
Housing material Thermoplastic UL94-V0
Operating temperature -40/+85°C
Protection rating IP66
Outdoor application Yes
Failsafe mode Short-circuit - transmision cut-off - fault mode 2
Spare module(s) CMJ8-POE-A-C5E/PCB
Pin outs (1-2)(3-6)(4-5)(7-8)
Dimensions See diagram
Standards compliance IEC 61643-21 / EN 61643-21 / UL497B / IEEE 802-3ab/3at