The KCI177420 from Konnect RF is a RF & Microwave Circulator with Frequency 0.9 to 1.7 GHz, Average Power 40 W, Insertion Loss 0.8 dB, Isolation 15 dB, Operating Temperature 0 to 60 Degree C. Tags: Coaxial Circulator. More details for KCI177420 can be seen below.