The 990-572582-201 from M2 Global Technology is a RF & Microwave Circulator with Frequency 5.72 to 5.85 GHz, Average Power Forward 50 W, Insertion Loss 0.3 dB, Operating Temperature 0 to 85 Degree C. Tags: Drop-in Circulator. More details for 990-572582-201 can be seen below.