The 90WECAS_PB from A-Info is a Waveguide to Coax Adapter with Frequency 8.2 to 12.4 GHz, Power 50 W, Peak Power 3 kW, Insertion Loss 0.22 to 0.25 dB, Operating Temperature -55 to 85 Degree C. Tags: Endlaunch. More details for 90WECAS_PB can be seen below.