The FMCP1155 from Fairview Microwave is a 180 Degree Hybrid Coupler with Frequency 2 to 4 GHz, Average Power 50 W, Peak Power 1 kW, Coupling 3 dB, Amplitude Balance 0.3 to 0.5 dB. Tags: Module with Connector, 180 Degree Hybrid Coupler. More details for FMCP1155 can be seen below.