The DDC340360-1 from DEEWAVE Electronics is a RF & Microwave Circulator with Frequency 3.4 to 3.6 GHz, Average Power Forward 100 W, Insertion Loss 0.3 dB, Isolation 23 dB, Operating Temperature -40 to 85 Degree C. Tags: Drop-in Circulator. More details for DDC340360-1 can be seen below.