The KCI177218 from Konnect RF is a RF & Microwave Circulator with Frequency 0.26 to 0.32 GHz, Average Power 50 W, Insertion Loss 0.6 dB, Isolation 20 dB, Operating Temperature -10 to 70 Degree C. Tags: Coaxial Circulator. More details for KCI177218 can be seen below.