The CCDU8020323G-XX from Cernex Inc is a RF & Microwave Circulator with Frequency 800 MHz to 2 GHz, Bandwidth 70 MHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 23 dB. Tags: Drop-In, Drop-in Circulator. More details for CCDU8020323G-XX can be seen below.