The JCM9500T10K0G0 from JQL Electronics is a RF & Microwave Circulator with Frequency 9.5 to 10 GHz, Average Power Forward 5 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -40 to 75 Degree C. Tags: Surface Mount Circulator. More details for JCM9500T10K0G0 can be seen below.