The T4080/DI from Smiths Interconnect is a RF & Microwave Isolator with Frequency 4 to 8 GHz, Average Power Forward 40 W, Average Power Reverse 1 W, Peak Power Forward 0.1 kW, Insertion Loss 0.6 dB. Tags: Drop-In, Drop-In Isolator. More details for T4080/DI can be seen below.