The T120180/DF from Smiths Interconnect is a RF & Microwave Isolator with Frequency 12 to 18 GHz, Average Power Forward 65 W, Average Power Reverse 1 W, Peak Power Forward 0.5 kW, Insertion Loss 0.5 dB. Tags: Module with Connector, Coaxial Isolator. More details for T120180/DF can be seen below.