The CH-4533-OT from UTE Microwave is a RF & Microwave Circulator with Frequency 5.80 to 6.50 GHz, Average Power Reverse 1 W, Insertion Loss 0.3 to 0.6 dB, Isolation 20 to 40 dB. Tags: Coaxial Circulator. More details for CH-4533-OT can be seen below.