Skip to main content


Extend your enjoyable time.


Cotek is a leader manufacturer which is known worldwide for the uncompromising quality of its products.
COTEK invests continuously in R&D, providing the best technical expertise available.

COTEK is commited to providing proactive service,

an innovative technology and a total quality assurance since its creation in 1986. With its offices based in Taoyuan, Taiwan, COTEK is a technology-driven company that focuses on the development, design and manufacturing of products including:

  • DC / AC pure sine wave inverter
  • Inverter / charger
  • Battery charger
  • AC / DC switch mode power supply

Quality - Compliance

COTEK is an ISO-9001 certified company. In addition, the quality assurance structure is audited by ISO, safety laboratories (such as UL and TUV) and customers from around the world periodically, to ensure the quality level of the internal procedure and products. The products comply with the international safety standards of UL, TUV, CE, FCC and obtain related license. All these requirements are taken into account in the design of the products.


COTEK takes responsibility for minimizing environmental impact by implementing green production in accordance with RoHS and REACH legislation. COTEK is also certified to meet the ISO 9001:2015 environmental and quality management standards.

Authorized Retailer partners in over 40 countries.

 500 requests / year

North America

  • Canada
  • USA

South America

  • Colombia
  • Chile


  • Taiwan
  • South Korea
  • Japan
  • Singapore
  • Hong Kong
  • Malaysia
  • The Philippines
  • Thailand
  • India
  • Indonesia
  • New Zealand
  • Australia


  • The UK
  • Germany
  • France
  • Spain
  • Italy
  • Poland
  • Iran
  • Israel
  • Pakistan
  • Turkey
  • Russia
  • Emirates
  • Switzerland
  • Netherlands
  • Sweden
  • Finland
  • Croatia
  • Greece


  • South Africa
  • Uganda
  • Egypt
  • Ghana


Exclusive official partner since more than 20 years


DC&AC Power Inverter Solutions

  • Radio Base Station / Microwave Site / 5G, 4G, 3G
  • Wireless and wired access
  • Computer room
  • Data Center
  • Enterprise (PBX, LAN)
  • Network cabinet


Read more

Chargers / Inverters

Empower Your Life

With over 20 million units shipped worldwide, Cotek has established itself as a leading manufacturer of on-board power electronics. COTEK inverters and chargers meet all global standards, ensuring optimum performance and reliability.

Pure Sine Wave Inverters

COTEK inverters series SP, SE and S are the best solution for loads highly sensitive to voltage fluctuations.

Pure Sine Wave Inverters with Transfer Switch

With a built-in transfer switch, the SD series inverters automatically deliver mains power to the loads when it is available.

Pure Sine Wave Inverter-chargers SC Series

Combined 2 output charger + pure sine converter with intelligent software for battery management.

Compact Battery Chargers

The COTEK CX battery chargers, light and compact, are controlled by a microprocessor for fast and accurate charging of lead, GEL, AGM or Lithium batteries.

Contact our team

You can use this form to contact our technicians. In order to get a prompt and comprehensive reply, please be specific and state exactly what you want.