The ADC084LD from ADMOTECH is a RF & Microwave Circulator with Frequency 839 to 849 MHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.3 to 0.4 dB, Isolation 19 to 21 dB. Tags: Drop-in Circulator. More details for ADC084LD can be seen below.