The RFWA90B9CPR90FAL from RF-Lambda is a Waveguide to Coax Adapter with Frequency 8.2 to 12.5 GHz, Power 100 W, Insertion Loss 0.3 dB, Operating Temperature -40 to 85 Degree C, Storage Temperature -50 to 105 Degree C. More details for RFWA90B9CPR90FAL can be seen below.