The P2T-1G18G-10-R-528-SFF-HIP10W from Planar Monolithics is a SPDT reflective switch that operates from 1 to 18 GHz. It provides an isolation of 25 dB with an insertion loss of under 4 dB and has a switching speed of up to 100 ns. The switch can handle an input power of up to 10 Watts and requires a supply voltage of -28/+5 V DC. It is available in a module that measures 1.2 x 1 x 0.5 inches with SMA female connectors.