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Open-Frame AC/DC Power Supplies
Standard Open-Frame AC/DC Power Supplies - Low Power
Standard Open-Frame AC/DC Power Supplies - High Power
AC/DC Power Adapters — Desktop & Wall-Mount
4-direction AC pin replaceable AC/DC Power Adapters - Desktop & Wall-Mount
AC pin replaceable AC/DC power adapters — Desktop & Wall-Mount
Medical AC/DC Power Adapters - Desktop & Wall-Mount
Medical PD AC/DC Power Adapters — Desktop & Wall-Mount
Medical-Grade Open-Frame AC/DC Power Supplies
Medical USB AC/DC Power Adapters - Desktop & Wall-Mount
Waterproof AC/DC Power Adapters — Desktop & Wall-Mount
PD AC adapter
Wide Temperature Range Compatible AC/DC Power Adapters - Desktop & Wall-Mount (-20°C~+60°C)
USB AC/DC Power Adapters - Desktop & Wall-Mount
USB PD AC/DC Power Adapters - Desktop & Wall-Mount
PD AC/DC Power Adapters — Desktop & Wall-Mount
AC/DC Power Adapters for Home Appliances — Desktop & Wall-Mount
Peak Load AC/DC Power Adapters - Desktop & Wall-Mount
AC/DC Power Adapters for Lithium Battery Charging — Desktop & Wall-Mount
AC/DC Power Adapters for LED Lighting — Desktop & Wall-Mount
DC/DC Converters for Industrial & Embedded
GaN FET-equipped compact AC/DC power adapters — desktop & wall-mount
CB Scheme (CB Mark)
European EU directive (CE mark)
Registered components under UL technical standards (UL-parts)
Taiwan BSMI
Electrical Appliance and Material Safety Law (PSE Mark)
U.S. Department of Energy External Power Supply Regulation Level 6 (DoE Level VI)
North American safety standards (UL mark)
North American safety standards (TUV mark)
North American safety standards (ETL mark)
China Compulsory Certification (CCC mark)
North America EMC standard (FCC mark)
German Product Safety Act (GS mark)
Korean National Integrated Certification (KC Mark)
Oceania Standards Information (RCM Mark)
California Energy Efficiency Standard: Level 5 (CEC level V)
Singapore CPS (SAFETY MARK)
German Product Safety Act (TUV GS Mark)
Customs Union Technical Regulations (EAC mark) of the five countries: Russia, Kazakhstan, Belarus, Armenia, and Kyrgyzstan
Ukraine Self-Declaration Mark (DoC)
Argentine certification IRAM-S
Indian Certification (BIS)
Cambodia authentication
Mexican certification (NOM mark)
South Africa Certification NRCS LoA
China Compulsory Product Certification (CQC Mark)
UKCA mark
AC/DC Power Adapters for Audio Equipment — Desktop & Wall-Mount
AC/DC power adapters for lithium battery charging — Desktop & Wall-Mount
AC/DC Power Adapters for Consumer Electronics — Desktop & Wall-Mount
AC/DC Power Adapters for Information and Communication — Desktop & Wall-Mount
AC/DC Power Adapters for IoT Devices — Desktop & Wall-Mount
Open-frame power supply for home appliances
AC/DC Power Adapters for Medical Devices — Desktop & Wall-Mount
AC/DC Power Adapters for Wide Temperature Range — Desktop & Wall-Mount
Fixtures, digital signage AC/DC power adapters — desktop & wall-mount
You can search for our standard power supplies with similar specifications based on other companies' product numbers.Please contact us separately regarding AC adapters.
Supported Plug-ins List
Example of DC plug compatibility
Case Studies of AC/DC Power Adapters for Consumer Electronics — Desktop & Wall-Mount
Examples of AC/DC Power Adapters for Medical Devices — Desktop & Wall-Mount
Examples of AC/DC Power Adapters for Information Technology Equipment — Desktop & Wall-Mount
Examples of AC/DC Power Adapters for Industrial Equipment — Desktop & Wall-Mount
Examples of AC/DC Power Adapters for Electronic Musical Instruments, Audio, and Video Equipment — Desktop & Wall-Mount
Smart Meter & HEMS AC/DC Power Adapters — Desktop & Wall-Mount Case Studies
Examples of AC/DC Power Adapters for IoT/M2M Devices — Desktop & Wall-Mount
Waterproof × Wide Temperature Support – Custom Solution for "Invisible Power Source" Case Study of FA Equipment Manufacturer
Solved power issues with imported devices! A case study of replacing non-PSE compliant adapters within three weeks
Example of Quickly Solving Peak Current Issues of AC/DC Power Adapters — Desktop & Wall-Mount with Semi-Custom Solutions
Enhanced lightning surge resistance doubled! A case study of a communication equipment manufacturer that achieved zero equipment failures from lightning strikes using a custom power supply to protect outdoor communication devices.
Successful mass production case of the industry's smallest 65W AC/DC power adapters for To C — desktop & wall-mount.
AC/DC Power Adapters — Desktop & Wall-Mount with special output specifications realized with zero initial cost and short delivery time! A case study of adoption by an electronics manufacturer meeting mass production schedules with semi-custom support.
Development example
Product development case
Product development workflow
Commitment to quality
News
We have completely redesigned the official Unifive website.［ Source information ］
We will exhibit at the Hong Kong Electronics Fair (Autumn)［ Source information ］
Notice of Exhibition at TECHNO-FRONTIER 2025 Starting Today – Unifive Proposes the “Next Move” in Power Supply Selection［ Source information ］
Notice of Exhibition at TECHNO-FRONTIER 2025 - Unifive Proposes the "Next Move" in Power Supply Selection［ Source information ］
(Currently Exhibiting) Healthcare & Medical Devices Development Expo 2025［ Source information ］
Notice of Exhibition at Healthcare and Medical Devices Development Expo 2025［ Source information ］
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Submission of each document, questions from individual customers, etc.
Product catalog
What are AC/DC Power Adapters — Desktop & Wall-Mount?
Ripple and noise
Management method of ultrasonic welding process for enclosures
How do AC/DC Power Adapters — Desktop & Wall-Mount work?
Advantages and disadvantages of using AC/DC Power Adapters — Desktop & Wall-Mount versus using AC power directly
What is the role of AC/DC Power Adapters — Desktop & Wall-Mount?
About after-sales service
AC/DC Power Adapters - Desktop & Wall-Mount, and response to preventing silent changes in used components?
How do you handle a fever?
How do you address issues such as safety standards?
What should I do about interference caused by radio noise?
What is USB PD (Power Delivery)?
What is USB Type-C?
What is IEC62368-1?
Complete Guide to Switching Power Supplies: How They Work and How to Choose
What are efficiency and standby power consumption?
What is leakage current?
Proper usage and maintenance of AC/DC Power Adapters — Desktop & Wall-Mount
What is the difference between MTBF and expected lifespan?
What is EU ErP Lot7?
What is the medical standard IEC60601-1?
Distinction between operator and patient in medical standards, concept of MOP
What is a DC plug?
How to Display Product Series Names and Part Names of UNIFIVE
How to choose a switching power supply
What is QC (Quick Charge)
What is the difference between PD3.0 and QC3.0?
About IEC61000-3-2 Harmonic Current Regulation
List of Plug and Socket Types by Country and Input Voltage
AC/DC Power Adapters using GaN (Gallium Nitride) — Desktop & Wall-Mount
How to Read and Understand Labels of AC/DC Power Adapters — Desktop & Wall-Mount
Regarding the non-use of tantalum capacitors
Flame retardant grade of enclosures for AC/DC Power Adapters — Desktop & Wall-Mount
Inquiry about protection methods for power circuits
Waterproof rating of our AC/DC Power Adapters — Desktop & Wall-Mount
DoE Level VII (7): New Standards for US Energy Efficiency
Causes of buzzing and humming sounds from AC/DC Power Adapters — Desktop & Wall-Mount | Why expert resolution is necessary
Precautions in Designing USB PD-Compatible Devices
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