The T5YM1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 5.8 to 6.5 GHz, Average Power 50 W, Average Power Forward 50 W, Insertion Loss 0.35 dB, Isolation 15 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T5YM1 can be seen below.