The T180220/DB from Smiths Interconnect is a RF & Microwave Isolator with Frequency 18 to 22 GHz, Average Power Forward 60 W, Average Power Reverse 1 W, Peak Power Forward 0.5 kW, Insertion Loss 0.7 dB. Tags: Module with Connector, Coaxial Isolator. More details for T180220/DB can be seen below.