The DBCL1700900150A from Qotana is a RF & Microwave Circulator with Frequency 900 MHz to 1.5 GHz, Average Power Forward 50 W, Insertion Loss 0.50 to 0.60 dB, Isolation 17 to 18 dB, Operating Temperature -10 to 50 Degree C. Tags: Coaxial Circulator. More details for DBCL1700900150A can be seen below.