The ADC075BF(300) from ADMOTECH is a RF & Microwave Circulator with Frequency 600 to 900 MHz, Average Power Forward 150 W, Average Power Reverse 100 W, Insertion Loss 0.9 to 1.15 dB, Isolation 9 to 11 dB. Tags: Drop-in Circulator. More details for ADC075BF(300) can be seen below.