The 994-037162-006 from M2 Global Technology is a RF & Microwave Circulator with Frequency 3.6 to 4.2 GHz, Average Power Forward 200 W, Insertion Loss 0.2 dB, Operating Temperature -20 to 65 Degree C. Tags: Coaxial Circulator. More details for 994-037162-006 can be seen below.