The COC02020323G from Cernex Inc is a RF & Microwave Circulator with Frequency 2.11 to 2.17 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 23 dB, Operating Temperature -40 to 85 Degree C. Tags: Coaxial Circulator. More details for COC02020323G can be seen below.