The RFCR2733 from RF-CI is a RF & Microwave Circulator with Frequency 2 to 2.3 GHz, Average Power Forward 100 W, Average Power Reverse 200 W, Peak Power 1000 W, Insertion Loss 0.3 to 0.5 dB. Tags: Drop-in Circulator. More details for RFCR2733 can be seen below.