The K2-3-FL/12 from MCLI is a RF Switch with Frequency DC to 4 GHz, Insertion Loss 0.25 dB, Supply Voltage 28 V, Supply Current 110 mA, Actuator Voltage 12 Vdc. Tags: Module with Connectors, Electro-Mechanical. More details for K2-3-FL/12 can be seen below.