The ACC-20150 from Atlantic Microwave is a RF & Microwave Circulator with Frequency 5.85 to 6.72 GHz, Average Power Forward 5 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature 10 to 60 Degree C. Tags: Coaxial Circulator. More details for ACC-20150 can be seen below.