The LDC-12/18-180S from Leader-MW is a 180 Degree Hybrid Coupler with Frequency 12 to 18 GHz, Average Power 10 W, Coupling 3 dB, Amplitude Balance ±0.8 dB, Phase Balance ±5 Degree. Tags: Module with Connector. More details for LDC-12/18-180S can be seen below.