The JCC2070T2140S3 from JQL Electronics is a RF & Microwave Circulator with Frequency 2.07 to 2.14 GHz, Average Power Forward 30 W, Insertion Loss 0.3 dB, Isolation 23 dB, Operating Temperature -30 to 70 Degree C. Tags: Coaxial Circulator. More details for JCC2070T2140S3 can be seen below.