The VMDC-127132 from VidaRF is a RF & Microwave Circulator with Frequency 12.75 to 13.25 GHz, Average Power Forward 10 W, Average Power Reverse 10 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-in Circulator. More details for VMDC-127132 can be seen below.