The E2XB5 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 2 to 8 GHz, Average Power 10 W, Average Power Forward 10 W, Insertion Loss 1.1 dB, Isolation 20 dB. Tags: Module with Connectors, Coaxial Isolator. More details for E2XB5 can be seen below.