The RC6482HN-225-400 from ZTS Technologies is a RF & Microwave Circulator with Frequency 225 to 400 MHz, Average Power Forward 80 W, Insertion Loss 0.8 dB, Isolation 18 dB, Operating Temperature -10 to 60 Degree C. Tags: Module with Connectors, Coaxial Circulator. More details for RC6482HN-225-400 can be seen below.