The S 395 DDJICW from Southern Microwave Inc is a RF & Microwave Circulator with Frequency 3.7 to 4.2 GHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.8 dB, Isolation 40 dB. Tags: Drop-in Circulator. More details for S 395 DDJICW can be seen below.