The KCI177489 from Konnect RF is a RF & Microwave Circulator with Frequency 2 to 4 GHz, Average Power 5 W, Insertion Loss 0.50 dB, Isolation 20 dB, Operating Temperature 25 Degree C ± 5 Degree C. Tags: Coaxial Circulator. More details for KCI177489 can be seen below.