The 75WECAS_PB from A-Info is a Waveguide to Coax Adapter with Frequency 10 to 15 GHz, Power 50 W, Peak Power 3 kW, Insertion Loss 0.25 to 0.35 dB, Operating Temperature -55 to 85 Degree C. Tags: Endlaunch. More details for 75WECAS_PB can be seen below.