The C2025/S*C from Smiths Interconnect is a RF & Microwave Circulator with Frequency 2 to 2.5 GHz, Average Power Forward 125 W, Peak Power 500 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Coaxial Circulator. More details for C2025/S*C can be seen below.