The FMCR1022 from Fairview Microwave is a RF & Microwave Circulator with Frequency 7 to 12.4 GHz, Average Power Forward 5 W, Average Power Reverse 5 W, Peak Power 20 W, Insertion Loss 1.2 dB. Tags: Coaxial Circulator. More details for FMCR1022 can be seen below.