The DBHB9001001800A from Qotana is a 90 Degree Hybrid Coupler with Frequency 1 to 18 GHz, Average Power 50 W, Peak Power 0.5 kW, Insertion Loss 0.3 to 1.5 dB, Isolation 15 to 25 dB. Tags: Module with Connectors. More details for DBHB9001001800A can be seen below.