The P4T-500M18G-80-T-SFF-IND-1 from PMI RF is an SP4T absorptive switch that operates from 0.5 GHz to 18 GHz. It has a high isolation of over 80 dB and an insertion loss of under 3.75 dB through the band. The switch can handle up to 20 dBm of CW power and has a VSWR of 2:1. It requires a ±5 V supply voltage while drawing 200 mA and has a switching time of 25 ns. This SP4T switch is available in a module with SMA Female connectors.