Commitment to quality

At UNIFIVE, we're committed to maintaining high standards of quality. Our approach covers every operation phase, from gathering client needs and extending through design, development, and mass production to the maintenance activities after shipping. We have laid out a thorough quality assurance framework encompassing the entire process.

Commitment to Excellence: Ensuring Customer Satisfaction Through Quality and Innovation

All employees strive to enhance their technical skills while performing evaluations and improvements at every process stage. We produce cost-effective AC adapters and switching power supply products, guaranteeing quality that satisfies our customers.

Quality Certification


  • Acquired ISO 9001: 2015 certification (certification body: CQC)
  • Acquired ISO 14001: 2015 certification
  • Japan PSE safety standards, factory certification obtained
  • USA UL, CUL safety standards acquired
  • European TUV safety standard, factory-certified acquisition
  • Korea EK-MARK safety standard, factory-certified acquisition
  • China CCC safety standard, factory-certified acquisition
  • Taiwan BSMI safety standard, factory-certified acquisition
  • Acquired SONY Green Partner

Introduction of quality initiatives

You can get the product catalog in PDF.

Product initiatives

Since 1989, UNIFIVE has maintained the quality of their AC power adapters and switching power supplies through rigorous quality controls.

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