SMI5-USB Series

Multi-Blade Ac-Dc Wall Plug (USB A Inlet)


  • 5 W
  • 5 Vdc output
  • No-load power consumption < 0.075 W
  • Interchangeable Ac blades for global use
  • Limited Power Source (LPS) rated

Safety & Compliance

  • Safety Standards - 60950, 62368
  • Safety Approvals - CCC, CE, FCC, PSE, RCM, UKCA, UL/cUL



The SMI5 series is a 5 W wall plug-in ac-dc power supply with interchangeable ac blades and an integrated USB input connector.  The series is designed to meet the current US DoE Level VI efficiency standards in addition to the proposed and more stringent EU CoC Tier 2 requirements. Designed for global use, CUI's SMI adapters include plug options for North America, Europe, the United Kingdom, Australia and China. This high efficiency power supply adapter is a continuation of CUI's initiative to provide customers with global solutions utilizing the latest in green power technology.


  • Input Voltage (Vac)
    90 ~ 264
  • Package Type
    Wall Plug
  • Grade
  • Safety Standards
    60950, 62368
  • Efficiency Standards
    Level VI, EU 2019/1782, CoC Tier 2
  • Dimensions LxWxH (in)
    1.85 x 1.358 x 1.043
  • Dimensions LxWxH (mm)
    47 x 34.5 x 26.5
  • Protections
    Over Current, Over Voltage, Short Circuit


Model Number Power (W) Output Voltage (Vdc) Output Current (A) Safety Approvals 3D Model Stock Check Sample Request RFQ
SMI5-5-I38 5 5 1 UL/cUL, RCM, CCC, PSE, CE, FCC, UKCA 3D Model Stock Check SMI5-5-I38 Sample Request Request a Quote