The CCES-9-11 from ESJ Technology is a RF & Microwave Circulator with Frequency 9 to 11 GHz, Average Power Forward 60 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -30 to 70 Degree C. Tags: Coaxial Circulator. More details for CCES-9-11 can be seen below.