50 Years of Powering Innovation — Cosel Leads the Way
For over half a century, Cosel has been a trusted name in power supply technology. As one of the industry's top manufacturers, we deliver precision-engineered solutions that keep critical systems running — reliably and efficiently.
What We Manufacture are AC-DC Power Supplies, DC-DC Converters, Power Modules, and EMI Filters.
From factory floors to medical devices, Cosel products power the backbone of innovation across industries.

Please enter the first 3 letters of the part number for product search.
e.g. AC3-TPDD-00 ⇒ AC3，CBS1002405 ⇒ CBS

50 Years of Powering Innovation — Cosel Leads the Way
For over half a century, Cosel has been a trusted name in power supply technology. As one of the industry's top manufacturers, we deliver precision-engineered solutions that keep critical systems running — reliably and efficiently.
What We Manufacture are AC-DC Power Supplies, DC-DC Converters, Power Modules, and EMI Filters.
From factory floors to medical devices, Cosel products power the backbone of innovation across industries.

High-quality Medical Adapters 2×MOPP Isolation Flexible Interface Options Extremely low failure rate New CXLA Series

Combining Cosel’s medical expertise with Lite-On’s adapter design capabilities and experience

  • Medical safety approvals
  • High efficiency
  • Interface options
  • Wide operating temperature range
CXLASeries Specifications

By combining Cosel’s technical expertise with Lite-On’s procurement strengths,we achieve higher quality and better cost performance.

New brand name ：COSELSYNC.

Syncronize with the World. Broader and Faster than Ever

  • COSELSYNC integrates Cosel's strengths in production technology, quality, and support with Lite‑On's capabilities in circuit design, procurement, and manufacturing.
  • Responding quickly and precisely to the global market's diverse and evolving needs.
  • A diverse product lineup born from the synchronization of technology and trust.
  • COSELSYNC brining Cosel's new value to the world, broader and faster.

Target markets: mid-price and high-volume segments

  • FA (factory automation) control equipment

  • Measurement instruments

  • Medical equipment

  • Display and lighting equipment

  • Entertainment equipment

  • Other general industrial equipment

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