The CHC02180214T180 from Cernex Inc is a 180 Degree Hybrid Coupler with Frequency 2 to 18 GHz, Average Power 10 W, Coupling 3 dB, Coupling Variation ±1 dB, Insertion Loss 2.5 dB. Tags: Module with Connector. More details for CHC02180214T180 can be seen below.