The T2CL1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2.875 to 3.525 GHz, Average Power 2.2 W, Average Power Forward 2.2 W, Insertion Loss 0.35 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for T2CL1 can be seen below.