The T1EE17 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.3 to 1.5 GHz, Average Power 50 W, Average Power Forward 50 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Drop-In, Drop-In Isolator. More details for T1EE17 can be seen below.