The ADC225CE(500) from ADMOTECH is a RF & Microwave Circulator with Frequency 2 to 2.5 GHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.45 to 0.6 dB, Isolation 15 to 17 dB. Tags: Drop-in Circulator. More details for ADC225CE(500) can be seen below.