The RC1523CS-050060 from ZTS Technologies is a RF & Microwave Circulator with Frequency 5 to 6 GHz, Average Power Forward 60 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -10 to 60 Degree C. Tags: Module with Connectors, Coaxial Circulator. More details for RC1523CS-050060 can be seen below.