The 40-890-001 from Pickering Interfaces is a PXI RF Switch with Frequency DC to 40 GHz, Power 10 to 80 W (Unterminated, Terminated SPDT ), 5 to 60 W/5 to 40 W (Unterminated, Terminated SP4T), Power (dBm) 36.98 to 49.03 dBm, VSWR 1.30:1, 1.90:1 (Unterminated, Terminated SPDT), 1.20:1, 2.20:1/1.30:1, 2.20:1 (Unterminated, Terminated SP4T), Insertion Loss 0.3 to 0.8 dB (Unterminated, Terminated SPDT), 0.2 to 1.1 dB (Unterminated Terminated SP4T). Tags: Relay. More details for 40-890-001 can be seen below.