The D3I8012 from DiTom Microwave is a RF & Microwave Isolator with Frequency 8 to 12.4 GHz, Average Power 25 W, Average Power Forward 25 W, Average Power Reverse 2 W, Peak Power Forward 0.5 kW. Tags: Module with Connector, Coaxial Isolator. More details for D3I8012 can be seen below.