Power-Win is a professional power supply manufacturer located in Taipei, Taiwan. Starting with PC power supplies business in 1989, Power-Win extends its product lines into AC / DC switching adapters, open frame power supplies, DC / DC ATX converters, and medical power supplies. With over 20 year experience in design, research, and manufacturing, Power-Win not only develops its own products to lead market trends and also works with customers for OEM / ODM projects. To meet latest energy saving demand and green power trend, we introduce more efficiency level V adapters and also open frame units to fulfill customer’s needs.

Company Profile

About Us

Power-Win, established in 1989, is a well founded power supply manufacturer located in Taipei, Taiwan. Having first started with the PC power supply business, Power-Win has extended its product lines to include AC / DC switching adapters , open frame power supplies, DC / DC ATX converters and medical power supplies. Backed by strong, in-house R & D capabilities, Power-Win not only leads market trends by developing its own product lines, but also works with customers on OEM / ODM projects. Currently we are developing and improving our products series to meet CEC / Energy Star requirements.
品質至上(Quality First) 服務親切(Friendly service) 技術創新(Innovative technology) 和諧團結(Teamwork)

公司承諾:保護地球環境。 為了減低公司的活動、產品和服務所帶來的環境影響,我們要:
  • 遵守與環境因素有關的適用法律法規和其他要求的承諾。
  • 生產符合ROHS產品,減少污染和減少資源的損耗。
  • 鼓勵廠商保護環境。 承諾持續改進環境績效。

Environmental Policy:
Power-Win is committed to protect the global environment. In order to minimize the environmental impact of our activities, products, and services, we would like
  • Comply with all applicable environmental laws and regulation
  • Manfacture RoHS compliant products to reduce the pollution and waste of resource.
  • Encouraging our suppliers to develop an awareness and commitment of global environmental
  • Committed to continuously improve our environmental performance
We will inform all employees and suppliers about this environmental policy and make it available to the public.


Founded: 1989
Annual Sales: USD $12,000,000
Capital: USD $5,000,000
Business Type: Manufacturer
Markets: World Wide
Primary Business: OEM/ODM Manufacturer
Brand logo:
Main Products: Desktop Power Supply                  
Medical Switching Power Supply   
DC DC Converter                               
Open Frame Switching Power Supply 
OEM/ODM Switching Power Supply 
Energy Star/ EISA / CEC Switching Adapter
No. of Employees: 140
Location: Taiwan
Factory: Taipei, Taiwan

Switching Power Supply Manufacturer

Power-Win Technology Corp. is a professional Manufacturer of Power Supply in Taiwan for many years. We provide various Switching Power Supply, Adaptors and Converters such as Medical Power Supply Adapter, Switching Adapters, DC/DC Converters, Medical Power Supply, AC / DC Switching Adapters and Open Frame Power Supplies. We not only provide good quality of Desktop Power Supply, Medical Power Supply Adapter and DC / DC ATX Converters, but also provide with good price. If you are looking for high quality Switching Adapters and DC DC Converter, please feel free to contact us.

Main Product:


We require that all suppliers provide RoHS components & tools. All such items are screened by our X-Ray Fluorescence Analyzer to insure that there is no lead (Pb) or other forbidden RoHS elements present. After inspection, the components have a label affixed identifying them as RoHS compliant.

Primary Competitive Advantages
  • Strong in-house R & D group
  • Experienced, on-site Quality Assurance teams
  • Reliable product performance
  • Prompt inquiry responses
  • Rapid product development solutions
  • Competitive pricing
  • Customer satisfaction guaranteed
  • Dependable delivery schedules
  • Large selection of pre-engineered power supplies
  • Ability to modify standard designs to match unique customer requirements
  • Highly skilled production team
We conduct IQC for all materials & semiconductors, FQC after burn-in & hi-pot tests, and OQC before shipment. Additionally, all CEC & Energy Star compliant adapters must pass our Efficiency ATE prior to shipment to ensure efficiency level by OQC.
No. of Employees: 10 persons lead by university trained engineer
Location: On site in Taipei, Taiwan

Q.C. Equipment
  • NITON® XL3t 700 Series X-Ray Fluorescence Analyzer
  • Chroma Power Efficiency Auto Testing Equipment
  • Chroma 6000 and Chroma 8200 Auto Testing Equipment
  • Chroma 61605 Programmable AC source
  • Chroma 62012P Programmable DC source
  • Chroma Digital Power meter
  • Hewlett-Packard LCR meter
Standards & Approvals
CEC, ISO 9001:2000, ISO 9002, ISO 14001:2004, ISO 13485: 2003,

R & D
Once technical specifications are received, an R & D team develops the schematic, pcb layout, and pcb silk screen. After manufacturing the pcb, insert components, and performing testing at the requested environmental temperature, EMI testing and applications for safety agency approvals are completed.
No. of Employee: 15 experienced engineers
Location: On site in Taipei, Taiwan

R & D Equipment
  • SEAWARD EMI chamber for conduction
  • Programmable Ambient Temperature & Humidity chamber
  • 500MHz Digital Oscilloscope
  • YOKOGAWA MV200 Temperature recorder
  • Chroma 61605 Programmable AC source
  • Chroma 62012P Programmable DC source
  • Chroma Digital Power meter
  • Chroma LCR meter
  • Conduction Test Chamber
  • Power Efficiency Tester
  • Ambient Temperature Chamber


OEM Capacity
We provide OEM service per customer's design & ODM service as per customer's engineering specification. Our strong R & D team can satisfy any customer's needs. We will purchase additional fixtures & test instruments for our production lines if required for OEM / ODM products. We also conduct 100% QC of all products to both ensure high quality and to satisfy customer requirements.

  • Consistent production process, DIP/Assembly/Test production lines
  • Constant ambient temperature Burn-in Room
  • Hi-pot & Grounding Resistance tester
  • Programmable Ambient Temperature & Humidity chamber
  • YOKOGAWA MV200 Temperature recorder
  • Chroma 6000 and Chroma 8200 Auto Testing Equipment
  • X-Ray Fluorescence Analyzer
Monthly Capacity
120,000 units Years of Experience 26 years of successful power supply manufacturing experience with the same management team.

Certifications & Awards

ISO 9001:2000, ISO14001:2004, ISO13485: 2003
cUL, CSA, TUV, GS, PSE, CE, CB, FCC, CCC, C-tick, S-mark, EK

Other Services
  • Design Services Offered
  • Buyer's Label Offered
Product Line
  • AC/DC Switching Adapter
  • Medical Switching Power Supply & Adapter
  • Open Frame Power Supply
  • DC/DC Converter
  • Temperature controlled Burn-in room
  • XRF Analyzer for RoHS
  • Design Verification Test