The COC02020325G from Cernex Inc is a RF & Microwave Circulator with Frequency 2.01 to 2.02 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 25 dB, Operating Temperature -40 to 85 Degree C. Tags: Coaxial Circulator. More details for COC02020325G can be seen below.