The RFCR8931 from RF-CI is a RF & Microwave Circulator with Frequency 7.5 to 16 GHz, Average Power Forward 20 W, Average Power Reverse 30 W, Peak Power 250 W, Insertion Loss 0.7 to 0.8 dB. Tags: Drop-in Circulator. More details for RFCR8931 can be seen below.
