Ducommun Technologies (previously DB Products) 2S5A31LA SPDT Failsafe Transfer Switch. DC-18 GHz.  SMA.

Weight:  2.1 oz.

RF Impedance:  50 ohm

Operating Temp: -55C to +85C ambient

Operating Life:  1,000,000 cycles min.

Switching Sequence:  Break before Make

Voltage:  48VDC

Actuator: Failsafe

Terminals: Solder (comes with cable and connector - see picture)