The UIYBDC2525C from UIY Inc. is a RF & Microwave Circulator with Frequency 180 MHz to 2 GHz, Average Power Forward 200 W, Average Power Reverse 200 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-in Circulator. More details for UIYBDC2525C can be seen below.