The DBCL1601000200A from Qotana is a RF & Microwave Circulator with Frequency 1 to 2 GHz, Average Power Forward 100 W, Average Power Reverse 100 W, Insertion Loss 0.70 to 0.80 dB, Isolation 16 to 17 dB. Tags: Coaxial Circulator. More details for DBCL1601000200A can be seen below.