The T3YC1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 3.1 to 3.3 GHz, Average Power 5 W, Average Power Forward 5 W, Insertion Loss 0.6 dB, Isolation 16 dB. Tags: Drop-In, Drop-In Isolator. More details for T3YC1 can be seen below.