The PE2CP1154 from Pasternack Enterprises Inc is a 180 Degree Hybrid Coupler with Frequency 1.4 to 6 GHz, Average Power 30 W, Peak Power 300 W, Coupling 3 dB, Amplitude Balance 0.1 to 0.4 dB. Tags: Module with Connector. More details for PE2CP1154 can be seen below.