The 4CCC10-3-MS from FERRITE-QUASAR is a RF & Microwave Circulator with Frequency 8 to 12 GHz, Average Power Forward 1 W(Operating Power), Insertion Loss 0.6 to 0.7 dB, Isolation 15 to 17 dB, Operating Temperature 15 to 35 Degree C. Tags: Module With Connectors, Coaxial Circulator. More details for 4CCC10-3-MS can be seen below.