The DCC150250B from DEEWAVE Electronics is a RF & Microwave Circulator with Frequency 1.5 to 2.5 GHz, Average Power Forward 20 W, Insertion Loss 0.7 dB, Isolation 17 dB, Operating Temperature -30 to 70 Degree C. Tags: Coaxial Circulator. More details for DCC150250B can be seen below.