The C3YN1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 3 to 3.6 GHz, Average Power 500 W, Average Power Forward 500 W, Insertion Loss 0.3 dB, Isolation 23 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C3YN1 can be seen below.