The JCC1435T1535S6 from JQL Electronics is a RF & Microwave Circulator with Frequency 1.43 to 1.53 GHz, Average Power Forward 60 W, Insertion Loss 0.35 dB, Isolation 21 dB, Operating Temperature -30 to 70 Degree C. Tags: Coaxial Circulator. More details for JCC1435T1535S6 can be seen below.