The QCC3434E from Qualwave is a RF & Microwave Circulator with Frequency 700 to 3000 MHz, Bandwidth 600 MHz, Average Power Forward 100 to 200 W, Insertion Loss 0.25 to 0.60 dB, Isolation 15 to 25 dB. Tags: Module with Connector, Coaxial Circulator. More details for QCC3434E can be seen below.