The PE2CP1161 from Pasternack Enterprises Inc is a 180 Degree Hybrid Coupler with Frequency 26.5 to 40 GHz, Average Power 20 W, Peak Power 300 W, Coupling 3 dB, Amplitude Balance 0.7 to 1 dB. Tags: Module with Connector. More details for PE2CP1161 can be seen below.