The T9XJ1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 9.2 to 11.96 GHz, Average Power 50 W, Average Power Forward 50 W, Insertion Loss 0.5 dB, Isolation 15 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T9XJ1 can be seen below.