The C5YH3 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 5.25 to 5.85 GHz, Average Power 2 W, Average Power Forward 2 W, Insertion Loss 0.4 dB, Isolation 15 dB. Tags: Microstrip, Microstrip Isolator. More details for C5YH3 can be seen below.