The ADC150CD from ADMOTECH is a RF & Microwave Circulator with Frequency 1.47 to 1.52 GHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.3 to 0.45 dB, Isolation 19 to 21 dB. Tags: Drop-in Circulator. More details for ADC150CD can be seen below.