The 3SMH8NH from Renaissance Electronics Corporation is a RF & Microwave Circulator with Frequency 9 to 9.6 GHz, Average Power Forward 50 W, Insertion Loss 0.7 dB, Isolation 17 dB, Operating Temperature -40 to 85 Degree C. Tags: Drop-in Circulator. More details for 3SMH8NH can be seen below.