The DBCL2304400510A from Qotana is a RF & Microwave Circulator with Frequency 4.4 to 5.1 GHz, Average Power Forward 30 W, Average Power Reverse 30 W, Insertion Loss 0.30 to 0.40 dB, Isolation 23 to 24 dB. Tags: Coaxial Circulator. More details for DBCL2304400510A can be seen below.