The DDC089091-2 from DEEWAVE Electronics is a RF & Microwave Circulator with Frequency 890 to 915 MHz, Average Power Forward 50 W, Insertion Loss 0.35 dB, Isolation 23 dB, Operating Temperature -40 to 85 Degree C. Tags: Drop-in Circulator. More details for DDC089091-2 can be seen below.