Coaxial surge protector DC-3.5 GHz
P8AX09-T/FF
P8AX09-T/FF
Part Number: 60311
  • RF coaxial surge protector
  • 3.5 GHz
  • 25 W
  • Connectors : TNC
  • Low insertion loss
  • Removale GDT
  • DC-pass
  • Bi-directional protection

The P8AX series is based on gas discharge tube (GDT) and designed for RF line surge protection. Available for different power and with coaxial connectors, P8AX units could be provide in feedthrough mounting version and with various impedance.


Frequency range f DC-3.5 GHz
Insertion loss < 0.2 dB
Return loss > 20 dB
Impedance 50 ohms
VSWR <1.2:1
Max. load current IL 10 A
Residual Current Ipe None
Max. discharge current Imax 20 kA
Protection mode(s) Common mode
Protection level Up < 650 V
Impulse current Iimp 1 kA
Nominal discharge current In 5 kA
Max Power 25 W
Typical let through energy 300 µJ
DC Pass ZERTZAERTZERTZER True
Insulation resistance IR ≥10 GOhms
Technology Gas discharge tube
Connection to Network Connector TNC Female/Female
Mounting Feedthrough
Housing material Brass/Surface plating : Cu Zn Sn
Operating temperature Tu -40/+85°C
Protection rating IP66
Outdoor application Yes
Failsafe mode Short-circuit
Disconnection indicator Transmission interrupt
Spare module(s) BBHF-90V
Dimensions See diagram
Contacts Bronze/Surface Au-Ag
Insulation material PTFE
Weight 0.106 kg
Standards compliance IEC 61643-21 / EN 61643-21 / UL497C / UL497E
RohS compliance Yes