The QCC1319C from Qualwave is a RF & Microwave Circulator with Frequency 7000 to 13000 MHz, Bandwidth 6000 MHz, Average Power Forward 30 W, Insertion Loss 0.3 to 0.7 dB, Isolation 14 to 23 dB. Tags: Module with Connector, Coaxial Circulator. More details for QCC1319C can be seen below.