The C-0S63U-10 from Teledyne Microwave Solutions is a RF & Microwave Circulator with Frequency 500 MHz to 1.0 GHz, Average Power Forward 50 W, Peak Power 1000 W, Insertion Loss 0.8 dB, Isolation 17 dB. Tags: Coaxial Circulator. More details for C-0S63U-10 can be seen below.