The AM1200-1400CIR104 from Anatech Electronics is a RF & Microwave Circulator with Frequency 1.20 to 1.40 GHz, Average Power Forward 100 W, Peak Power 500 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-in Circulator. More details for AM1200-1400CIR104 can be seen below.