The KCI177434 from Konnect RF is a RF & Microwave Circulator with Frequency 1.35 to 2.7 GHz, Average Power 20 W, Insertion Loss 0.60 to 0.80 dB, Isolation 15 to 17 dB, Operating Temperature -40 to 85 Degree C. Tags: Drop-in Circulator. More details for KCI177434 can be seen below.