The KCI177431 from Konnect RF is a RF & Microwave Circulator with Frequency 1.2 to 1.3 GHz, Average Power Forward 200 W, Average Power Reverse 200 W, Insertion Loss 0.35 to 0.40 dB, Isolation 20 to 22 dB. Tags: Coaxial Circulator. More details for KCI177431 can be seen below.