The JC2C2500T2700S10 from JQL Electronics is a RF & Microwave Circulator with Frequency 2.5 to 2.7 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 23 dB, Operating Temperature -30 to 75 Degree C. Tags: Coaxial Circulator. More details for JC2C2500T2700S10 can be seen below.