The SEMS-4050-SPDT-SMA from Fairview Microwave is a RF Relay with Frequency DC to 18 GHz, Voltage 24 to 30 V, Current 102 mA, Power 100 to 240 W, Insertion Loss 0.15 to 0.35 dB. Tags: Connectorized. More details for SEMS-4050-SPDT-SMA can be seen below.