The T6XJ1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 6 to 18 GHz, Average Power 1 W, Average Power Forward 1 W, Insertion Loss 1.5 dB, Isolation 14 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T6XJ1 can be seen below.