The 3CCC58-1 from FERRITE-QUASAR is a RF & Microwave Circulator with Frequency 5.35 to 6.35 GHz, Average Power Forward 1 W(Operating Power), Insertion Loss 0.3 to 0.4 dB, Isolation 18 to 20 dB, Operating Temperature 15 to 35 Degree C. Tags: Module With Connectors, Coaxial Circulator. More details for 3CCC58-1 can be seen below.