The SCZ-1034031009-KFKF-43 from ERAVANT is a 90 Degree Hybrid Coupler with Frequency 10 to 40 GHz, Average Power 20 W (CW), Insertion Loss 2.6 dB, Isolation 10 dB, Coupling 3 dB. Tags: Module with Connectors. More details for SCZ-1034031009-KFKF-43 can be seen below.