The VBCC-270315 from VidaRF is a RF & Microwave Circulator with Frequency 27 to 31.5 GHz, Average Power Forward 250 W, Average Power Reverse 25 W, Insertion Loss 1.1 dB, Isolation 17 dB. Tags: Coaxial Circulator. More details for VBCC-270315 can be seen below.