The COC14150420G from Cernex Inc is a RF & Microwave Circulator with Frequency 14.25 to 15.35 GHz, Average Power Forward 10 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -40 to 85 Degree C. Tags: Coaxial Circulator. More details for COC14150420G can be seen below.