The SFI0820M from Fairview Microwave is a RF & Microwave Isolator with Frequency 8 to 20 GHz, Average Power Forward 10 W, Average Power Reverse 1 W, Insertion Loss 1 dB, Isolation 15 dB. Tags: Module with Connector, Coaxial Isolator. More details for SFI0820M can be seen below.