The T2CZ3 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2.9 to 3.3 GHz, Average Power 1.5 W, Average Power Forward 1.5 W, Peak Power 15 W, Insertion Loss 0.4 dB. Tags: Drop-In, Drop-In Isolator. More details for T2CZ3 can be seen below.