The R12-KFXX040-01 from Talent Microwave Inc is a RF Switch with Frequency DC to 40 GHz, Insertion Loss 0.2 to 1 dB, Isolation 50 to 70 dB, Supply Voltage 12, 24, 28 V, Supply Current 83 to 190 mA. Tags: Module with Connectors, Electro-Mechanical. More details for R12-KFXX040-01 can be seen below.