The CX5M1 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 0.5 to 0.72 MHz, Average Power 200 W, Average Power Forward 200 W, Insertion Loss 1.4 dB, Isolation 45 dB. Tags: Module with Connectors, Coaxial Isolator. More details for CX5M1 can be seen below.