The 994-037717-002 from M2 Global Technology is a RF & Microwave Circulator with Frequency 1.9 to 2.3 GHz, Average Power Forward 200 W, Insertion Loss 0.3 dB, Operating Temperature -20 to 65 Degree C. Tags: Coaxial Circulator. More details for 994-037717-002 can be seen below.