The C1XD9 from Sonoma Scientific is a RF & Microwave Isolator with Frequency 1.85 to 2.05 GHz, Average Power 80 W, Average Power Forward 80 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Module with Connectors, Coaxial Isolator. More details for C1XD9 can be seen below.