The T6YL2 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 6 to 12 GHz, Average Power 1 W, Average Power Forward 1 W, Insertion Loss 0.6 dB, Isolation 18 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T6YL2 can be seen below.