The T8XA9 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 11 to 18 GHz, Average Power 1 W, Average Power Forward 1 W, Insertion Loss 0.7 dB, Isolation 17 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T8XA9 can be seen below.