The T1GS1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.98 to 2.2 GHz, Average Power 50 W, Average Power Forward 50 W, Insertion Loss 0.4 dB, Isolation 15 dB. Tags: Drop-In, Drop-In Isolator. More details for T1GS1 can be seen below.