The 40-784B-031 from Pickering Interfaces is a PXI RF Multiplexer with Frequency DC to 26.5 GHz, Power 46.02 to 53.42 dBm, Power 40 to 220 W, Frequency range DC to 26.5 GHz, Max current 1 Amp (Max Carry Current). Tags: Electromechanical Relay. More details for 40-784B-031 can be seen below.