The JIC1020T1100N10 from JQL Electronics is a RF & Microwave Isolator with Frequency 1.02 to 1.1 GHz, Average Power Forward 75 W, Average Power Reverse 75 W, Peak Power Forward 5 kW, Insertion Loss 0.3 dB. Tags: Module with Connector, Coaxial Isolator. More details for JIC1020T1100N10 can be seen below.