The QHC8-6000-18000-30-S from Qualwave is a 180 Degree Hybrid Coupler with Frequency 6 to 18 GHz, Average Power 30 W, Amplitude Balance ±0.6 dB, Phase Balance ±8 Degrees, Insertion Loss 1.5 dB. Tags: Module with Connector. More details for QHC8-6000-18000-30-S can be seen below.