The GL-T-100150-18-20 from A-Info is a RF & Microwave Isolator with Frequency 10 to 15 GHz, Average Power Forward 20 W, Average Power Reverse 10 W, Insertion Loss 0.6 dB, Isolation 18 dB. Tags: Module with Connector, Coaxial Isolator. More details for GL-T-100150-18-20 can be seen below.