SWI3-E-USB Series

3 W, USB Inlet, European Input Blade, Wall Plug Adapter, Ac-Dc Power Supply

SWI3-E-USB Series

The SWI3-E-USB series is a 3 W European wall power adapter designed to meet the current US DoE Level VI efficiency standards in addition to the proposed and more stringent EU CoC Tier 2 requirements.  Featuring an integrated USB connector and an ultra-compact design, 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 3 W continuous power
  • IEC 62368-1 compliant
  • No-load power consumption < 0.075 W
  • Universal input voltage range
  • Integrated USB Type A connector
  • Over current, over voltage, and short circuit protections
  • CE safety approval
  • Class II construction
  • Limited Power Source (LPS) rated


  • Input Voltage (Vac)
    90 ~ 264
  • Package Type
    Wall Plug
  • Safety Standards
  • Efficiency Standards
    EU 2019/1782, CoC Tier 2
  • Dimensions LxWxH (in)
    2.58 x 1.43 x 0.9
  • Dimensions LxWxH (mm)
    65.6 x 36.3 x 22.8


Model Number Power (W) Output Voltage (Vdc) Output Current (A) Safety Approvals 3D Model Stock Check Sample Request RFQ
SWI3-5-E-I38 3 5 0.6 CE 3D Model Stock Check SWI3-5-E-I38 Sample Request Request a Quote