The ACC-20080 from Atlantic Microwave is a RF & Microwave Circulator with Frequency 2.2 to 2.7 GHz, Average Power Forward 20 W, Insertion Loss 0.5 dB, Isolation 20 dB, Operating Temperature -30 to 65 Degree C. Tags: Coaxial Circulator. More details for ACC-20080 can be seen below.