The UIYBDC5028A4P from UIY Inc. is a RF & Microwave Circulator with Frequency 3 to 6 GHz, Bandwidth 3000 MHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 1 dB. Tags: Drop-in, Module with Connectors, Drop-in Circulator, Coaxial Circulator. More details for UIYBDC5028A4P can be seen below.