The DBCL1408001800A from Qotana is a RF & Microwave Circulator with Frequency 8 to 18 GHz, Average Power Forward 10 W, Insertion Loss 0.90 to 1 dB, Isolation 14 to 15 dB, Operating Temperature -20 to 70 Degree C. Tags: Coaxial Circulator. More details for DBCL1408001800A can be seen below.