We Are Hiring in Florida and Delaware
Icom Extreme Sale



DC-3.0 GHz Spike Guard N-Female Both Ends

Out Of Stock - Delivery Will Be Delayed!

HRO Discount Price: $84.95*


*After Coupons & Promotions.

Current Stock Status At These Ham Radio Outlet Locations
DT-NFF Description     Hide

Type N F/F Bulkhead Coaxial RF Surge Protector, DC - 3GHz, 40W, IP67, 60 V Max., 500uJ, 4kA, Gas Discharge Tube

PolyPhaser coaxial RF surge protector (also known as lightning surge protector, lightning surge arrestor or suppressor)

This radio frequency surge protector / lightning surge arrestor helps protect your equipment from electromagnetic pulse (EMP) or power surges that are commonly caused by lightning or other strong electrical changes. Polyphaser coaxial surge protector products are commonly used for radio and antenna installations where part or all system equipment is outdoors to protect sensitive equipment and is designed to pass DC to 3 GHz while suppressing DC surge.

While this radio frequency lightning surge suppressor operates in a range of frequencies from DC to 3GHz, it is supporting a power handling maximum of 40 Watts. RF surge protector DT-NFF from PolyPhaser incorporates gas discharge tube technology to provide protection for equipment at up to the max. power of 40W. Polyphaser coax surge protection device for RF is manufactured with a type N bulkhead connection in and a N type bulkhead out.

DT-NFF is constructed with a female gender for the input and female for the output. This F/F type N to type N surge protecting component for RF has a let-through energy of 500uJ. The coaxial lightning surge arrestor is IP rated, it has an IP67 rating. Polyphaser N type bulkhead coaxial lightning surge protector is REACH and RoHS compliant.


  • Surge Current of 4kA
  • Max Power 40W (RMS)
  • Frequency Range from DC to 3 GHz
  • N-Type Female Connectors
  • Waterproof IP67 Rated
  • DC Pass
  • VSWR <1.2:1
  • CE & RoHS compliant
  • Bidirectional


  • WiFi
  • GPS
  • Land Mobile Radio
  • Amateur Radio
    Manufacturer's Website