The SFT0520-0XX from Sierra Microwave Technology is a RF Switch with Frequency 500 MHz to 20 GHz, Insertion Loss 1.4 to 3.8 dB, Isolation 60 dB, Supply Voltage 28 V, Switching Speed 25 nS. Tags: Module with Connectors, Solid State. More details for SFT0520-0XX can be seen below.