The 994-039063-006 from M2 Global Technology is a RF & Microwave Circulator with Frequency 4.5 to 4.8 GHz, Average Power Forward 50 W, Insertion Loss 0.4 dB, Operating Temperature -30 to 70 Degree C. Tags: Drop-in Circulator. More details for 994-039063-006 can be seen below.