The DBHB9001400525A from Qotana is a 90 Degree Hybrid Coupler with Frequency 1.4 to 5.25 GHz, Average Power 50 W, Peak Power 0.5 kW, Insertion Loss 0.4 to 0.6 dB, Isolation 20 to 22 dB. Tags: Module with Connectors. More details for DBHB9001400525A can be seen below.