The T1CG1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.8 to 2 GHz, Average Power 5 W, Average Power Forward 5 W, Insertion Loss 0.6 dB, Isolation 50 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T1CG1 can be seen below.