The D3I9525 from DiTom Microwave is a RF & Microwave Isolator with Frequency 950 MHz to 1.225 GHz, Average Power 250 W, Average Power Forward 250 W, Average Power Reverse 2 W, Peak Power Forward 0.5 kW. Tags: Module with Connector, Coaxial Isolator. More details for D3I9525 can be seen below.