The HC90-011012SF from Corech Microwave is a 90 Degree Hybrid Coupler with Frequency 1.15 to 1.25 GHz, Average Power 50 W, Peak Power 0.5 kW, Insertion Loss 0.3 dB, Isolation 25 dB. Tags: Module with Connectors. More details for HC90-011012SF can be seen below.