The DNF1900-T0225 from Mercury Systems is a RF & Microwave Circulator with Frequency 2.3 to 2.7 GHz, Bandwidth 401 MHz, Average Power Forward 100 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-in Circulator. More details for DNF1900-T0225 can be seen below.