The DBCL2112001800A from Qotana is a RF & Microwave Circulator with Frequency 12 to 18 GHz, Average Power Forward 150 W, Peak Power 12 kW, Insertion Loss 0.40 to 0.50 dB, Isolation 21 to 22 dB. Tags: Coaxial Circulator. More details for DBCL2112001800A can be seen below.