The DTC032033WD from 3Rwave is a RF & Microwave Circulator with Frequency 320 to 330 MHz, Average Power Forward 2500 W, Insertion Loss 0.25 to 0.3 dB, Isolation 20 to 25 dB, Return Loss 20 to 25 dB. Tags: Drop-in Circulator. More details for DTC032033WD can be seen below.