The CT-1326-N from UTE Microwave is a RF & Microwave Circulator with Frequency 542 to 656 MHz, Average Power Forward 500 W, Peak Power 3000 W, Insertion Loss 0.12 to 0.25 dB, Isolation 20 dB. Tags: Coaxial Circulator. More details for CT-1326-N can be seen below.