The JCD2300T2500M10-II from JQL Electronics is a RF & Microwave Circulator with Frequency 2.3 to 2.5 GHz, Average Power Forward 100 W, Insertion Loss 0.25 dB, Isolation 22 dB, Operating Temperature -35 to 85 Degree C. Tags: Drop-in Circulator. More details for JCD2300T2500M10-II can be seen below.