The D4I1020 from DiTom Microwave is a RF & Microwave Isolator with Frequency 10 to 20 GHz, Average Power 10 W, Average Power Forward 10 W, Average Power Reverse 2 W, Peak Power Forward 0.03 kW. Tags: Module with Connector, Coaxial Isolator. More details for D4I1020 can be seen below.