The C2YD8 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 3.1 to 3.6 GHz, Average Power 40 W, Average Power Forward 40 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C2YD8 can be seen below.