The PSC50H08S from Nuvotronics, Inc. is a 90 Degree Hybrid Coupler with Frequency 18 to 50 GHz, Average Power 20 W (CW), Insertion Loss 0.35 to 0.5 dB, Isolation 20 to 25 dB, Coupling 3 dB. Tags: Surface Mount. More details for PSC50H08S can be seen below.