The T6XD8 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 1.1 dB, Isolation 12 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T6XD8 can be seen below.