The ID3400D from Orion Microwave Inc. is a RF & Microwave Isolator with Frequency 3.3 to 3.5 GHz, Average Power 100 W, Average Power Forward 100 W, Average Power Reverse 20 W, Peak Power Forward 1 kW. Tags: Drop-In, Drop-In Isolator. More details for ID3400D can be seen below.