The RFWA510B9CFAL from RF-Lambda is a Waveguide to Coax Adapter with Frequency 1.45 to 2.2 GHz, Power 100 W, Insertion Loss 0.2 dB, Operating Temperature -40 to 85 Degree C, Storage Temperature -50 to 105 Degree C. More details for RFWA510B9CFAL can be seen below.