The 402A-290132 from Microwave Products Group is a RF Switch with Frequency DC to 12.4 GHz, Insertion Loss 0.15 to 0.6 dB, Isolation 60 to 85 dB, Power 350 to 1000 W, Supply Voltage 13 to 17 V. Tags: Module with Connectors, Solid State. More details for 402A-290132 can be seen below.