The T9ZE1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 9 to 9.5 GHz, Average Power 4 W, Average Power Forward 4 W, Peak Power 400 W, Insertion Loss 0.2 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T9ZE1 can be seen below.