SWI18-N Series
18 W, DoE Level VI Efficiency, US Input Blade, Wall Plug Adapter, Ac-Dc Power Supply

The SWI18-N series is a 18 W North American wall power adapter designed to meet Level VI efficiency standards. Featuring no-load power consumption of less than 0.1 W, this ac-dc power supply is a continuation of CUI's initiative to provide customers with the most efficient power solutions utilizing the latest in green power technology.


  • Up to 18 W continuous power
  • DoE Level VI compliant
  • No load power consumption < 0.1 W
  • Universal input voltage range
  • Over voltage, over current, and short circuit protections
  • UL/cUL and PSE safety approvals
  • Class II construction


  • Input Voltage (Vac)
    90 ~ 264
  • Package Type
    Wall Plug
  • Grade
  • Dimensions LxWxH (in)
    2.83 x 0.08 x 2.71
  • Dimensions LxWxH (mm)
    71.882 x 2.032 x 68.834

Available Models

Model Number Power (W) Output Voltage (Vdc) Output Current (A) Safety Approvals 3D Model Stock Check Sample Request RFQ
SWI18-5-N 15 5 3 UL/cUL, PSE 3D Model SWI18-5-N Stock Check SWI18-5-N -- Sample Request Request a Quote
SWI18-9-N 19.8 9 2.2 UL/cUL, PSE 3D Model SWI18-9-N Stock Check SWI18-9-N -- Sample Request Request a Quote
SWI18-12-N 19.2 12 1.6 UL/cUL, PSE 3D Model SWI18-12-N Stock Check SWI18-12-N -- Sample Request Request a Quote
SWI18-24-N 19.2 24 0.8 UL/cUL, PSE 3D Model SWI18-24-N Stock Check SWI18-24-N -- Sample Request Request a Quote

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