The GL-T-7500-18000-11-5 from A-Info is a RF & Microwave Isolator with Frequency 7.5 to 18 GHz, Average Power Forward 5 W, Peak Power Forward 0.05 kW, Insertion Loss 1.5 dB, Isolation 11 dB. Tags: Module with Connector, Coaxial Isolator. More details for GL-T-7500-18000-11-5 can be seen below.