The CT-2580-N from UTE Microwave is a RF & Microwave Circulator with Frequency 1.20 to 1.40 GHz, Average Power Forward 350 W, Peak Power 3500 W, Insertion Loss 0.3 dB, Isolation 20 dB. Tags: Coaxial Circulator. More details for CT-2580-N can be seen below.