The T1CZ1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.93 to 1.99 GHz, Average Power 6 W, Average Power Forward 6 W, Insertion Loss 0.8 dB, Isolation 45 dB. Tags: Drop-In, Drop-In Isolator. More details for T1CZ1 can be seen below.