The T8XS2 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 8 to 19 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 0.8 dB, Operating Temperature 0 to 70 Degree C. Tags: Module with Connectors, Coaxial Isolator. More details for T8XS2 can be seen below.