The CCES-13.75-14.5 from ESJ Technology is a RF & Microwave Circulator with Frequency 13.75 to 14.5 GHz, Average Power Forward 60 W, Insertion Loss 0.3 dB, Isolation 23 dB, Operating Temperature -30 to 70 Degree C. Tags: Coaxial Circulator. More details for CCES-13.75-14.5 can be seen below.