The C9YJ1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 9 to 9.2 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 0.3 dB, Isolation 28 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C9YJ1 can be seen below.