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

Supplier selection and evaluation

On this page, we introduce our supplier selection methods and policies. In developing, manufacturing, and selling AC power adapters and switching power supplies, we establish a solid trust and cooperative system with our suppliers, adopting parts with high-quality and competitive material costs.

Our correspondence about red phosphorus use (ion migration)

As for AC redundancy countermeasures in the AC adapter and switching power supply, we have been taking measures as soon as possible before the close-up was done recently. This page introduces some of the thorough measures for so-called silent change.

Response to RoHS2

This page explains the RoHS directive in the AC adapter and switching power supply. Currently, RoHS 2 is issued. For prohibited substances, the maximum allowable concentration, target item, target category, etc., please contact us if you need help.

Quality control system

This page provides information about our quality control system for AC power adapters and switching power supplies. We conduct thorough management at our factory. For more detailed information, please do not hesitate to contact us.

About PSE

On this page, I will explain the electrical appliance safety law (PSE) for AC adapters and switching power supplies in an easy-to-understand manner. Based on years of experience and achievements at Unifive, we have extensive knowledge about PSE and can propose products that customers can relieve.

About reliability testing

This page introduces some aspects of reliability testing for AC adapters and switching power supplies. At Unifive, we leverage our extensive experience as a switching power supply manufacturer to conduct various reliability tests. We accommodate our customers' testing conditions and respond to a wide range of additional testing items.

Our Traceability System

As a manufacturer of AC adapters and switching power supplies, we implement strict quality control and traceability systems. These systems enhance product safety and quality, ensuring our customers' trust and peace of mind. If there are any product issues, we can immediately trace the cause and respond swiftly. We are committed to achieving customer satisfaction and earning their trust.

You can get the product catalog in PDF.

Thank you for your interest in our products and services.

Please don't hesitate to contact us with any questions or need assistance regarding our products and services, including AC DC adapters, switching power supplies, and more.