NexTek was founded in 1986 to supply EMI/EMC solutions to the electronics industry. They provide best-in-class lightning protection and EMC/power conditioning products. 

Core technology is based on: 

1) Coax RF designs using gas discharge, quarter wave, and filter technology 

2) High current feedthrough C-type EMI/RFI filters

Target markets are wireless communications, Wi-Fi, telecom, aerospace, military, medical devices, mobile power and homeland security.

Model FPHNFNFBA000-B  Frequency: 2 MHz - 30 MHz VSWR: 1.1:1 Max. Insertion Loss: 0.1 dB Max. RF Power: 600 WCW Maximum Surge: 60kA (8x20μs) Let-Thru Voltage @ 3kA: <5V Meets MIL-STD for EMP

Frequencies from 380 MHz - 6 GHz Surge Protection up to 100kA Ultra Low Let-Through (5V Typ.) Insertion loss: 0.1 dB Typ. VSWR: 1.05 Typ. High RF Power Bi-Directional