The L 178 CCCW from Southern Microwave Inc is a RF & Microwave Circulator with Frequency 1.71 to 1.85 GHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Coaxial Circulator. More details for L 178 CCCW can be seen below.