The SCZ-0432431409-SFSF-43 from ERAVANT is a 90 Degree Hybrid Coupler with Frequency 4 to 24 GHz, Average Power 50 W (CW), Insertion Loss 1.5 dB, Isolation 14 dB, Coupling 3 dB. Tags: Module with Connectors. More details for SCZ-0432431409-SFSF-43 can be seen below.