The RFHB03M03GVT from RF-Lambda is a 90 Degree Hybrid Coupler with Frequency 0.3 to 3 GHz, Average Power 50 W, Peak Power 500 W, Insertion Loss 0.5 to 0.8 dB, Isolation 20 to 21 dB. Tags: Module with Connectors. More details for RFHB03M03GVT can be seen below.