The K4-7-LS/C from MCLI is a RF Switch with Frequency DC to 18 GHz, Insertion Loss 0.5 dB, Supply Voltage 28 V, Supply Current 75 mA, Actuator Voltage 28 Vdc. Tags: Module with Connectors, Electro-Mechanical. More details for K4-7-LS/C can be seen below.