The SCZ-0631831609-SFSF-43 from ERAVANT is a 90 Degree Hybrid Coupler with Frequency 6 to 18 GHz, Average Power 50 W (CW), Insertion Loss 1 dB, Isolation 16 dB, Coupling 3 dB. Tags: Module with Connectors. More details for SCZ-0631831609-SFSF-43 can be seen below.