The C3YG1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 3.3 to 3.7 GHz, Average Power 60 W, Average Power Forward 60 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for C3YG1 can be seen below.