The 990-240250-301 from M2 Global Technology is a RF & Microwave Circulator with Frequency 2.4 to 2.5 GHz, Average Power Forward 75 W, Insertion Loss 0.25 dB, Operating Temperature -10 to 85 Degree C. Tags: Drop-in Circulator. More details for 990-240250-301 can be seen below.