The HC90-009021SF from Corech Microwave is a 90 Degree Hybrid Coupler with Frequency 0.95 to 2.15 GHz, Average Power 50 W, Peak Power 0.5 kW, Insertion Loss 0.35 dB, Isolation 22 dB. Tags: Module with Connectors. More details for HC90-009021SF can be seen below.