The T2XD1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2 to 5.5 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 1.25 dB, Isolation 12 dB. Tags: Module with Connectors, Coaxial Isolator. More details for T2XD1 can be seen below.