The T1GF2 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.2 to 1.6 GHz, Average Power 35 W, Average Power Forward 35 W, Insertion Loss 0.4 dB, Isolation 18 dB. Tags: Drop-In, Drop-In Isolator. More details for T1GF2 can be seen below.