The CC-1350-392 from RF & Noise Components is a RF & Microwave Circulator with Frequency 1.2 to 1.5 GHz, Average Power Forward 250 W, Insertion Loss 0.35 to 0.4 dB, Isolation 20 to 23 dB, Return Loss 20 to 23 dB. Tags: Coaxial Circulator. More details for CC-1350-392 can be seen below.