The UIYCDC12060A4P from UIY Inc. is a RF & Microwave Circulator with Frequency 45 to 270 MHz, Bandwidth 45 MHz, Average Power Forward 200 W, Average Power Reverse 200 W, Insertion Loss 0.8 dB. Tags: Module with Connectors, Coaxial Circulator. More details for UIYCDC12060A4P can be seen below.