The SEMS-4078-SP8T-SMA from Fairview Microwave is a RF Relay with Frequency DC to 18 GHz, Voltage 24 to 30 V, Current 125 mA, Power 100 to 240 W, Insertion Loss 0.2 to 0.6 dB. Tags: Connectorized. More details for SEMS-4078-SP8T-SMA can be seen below.