The HYB-5315-03-NNN-79 from Cinch Connectivity Solutions is a 90 Degree Hybrid Coupler with Frequency 7000 to 12400 MHz, Average Power 50 W, Insertion Loss 0.8 dB, Isolation 15 dB, Coupling 3 dB. Tags: Module with Connectors. More details for HYB-5315-03-NNN-79 can be seen below.