The HC80-009021SF from Corech Microwave is a 180 Degree Hybrid Coupler with Frequency 0.95 to 2.15 GHz, Average Power 50 W, Peak Power 0.5 kW, Coupling 3 dB, Amplitude Balance ±1 dB. Tags: Module with Connector. More details for HC80-009021SF can be seen below.