The T175180/DH from Smiths Interconnect is a RF & Microwave Isolator with Frequency 17.5 to 18 GHz, Average Power Forward 5 W, Average Power Reverse 1 W, Peak Power Forward 0.02 kW, Insertion Loss 0.7 dB. Tags: Microstrip, Microstrip Isolator. More details for T175180/DH can be seen below.