The C-1S14U-30 from Teledyne Microwave Solutions is a RF & Microwave Circulator with Frequency 2 to 17 GHz, Average Power Forward 50 W, Peak Power 1000 W, Insertion Loss 0.8 dB, Isolation 40 dB. Tags: Coaxial Circulator. More details for C-1S14U-30 can be seen below.