The CMC250270AN from 3Rwave is a RF & Microwave Circulator with Frequency 2.5 to 2.7 GHz, Average Power Forward 35 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 CMC250270AN can be seen below.