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Contents
  1. 01 Proven Industrial Power Supply Platform
  2. 02 Key Features
  3. 03 Typical Applications
  4. 04 Supporting Legacy Industrial Equipment
  5. 05 Why Choose DistyParts?
  6. 06 Product Availability

TDK-Lambda SWS300A Family of AC-DC Power Supplies Available Through DistyParts for Industrial and OEM Applications

Reliable 300W AC-DC Power Supplies Support Industrial Automation, Test Equipment, Medical Systems, and Legacy Platform Maintenance.

Gorden B Mack DistyParts
Jul 25, 2026 3 min read
SWS300A-7R5

Businesses requiring dependable industrial power conversion solutions can now source the TDK-Lambda SWS300A family of AC-DC power supplies through DistyParts. Designed for demanding industrial environments, the SWS300A series delivers up to 300W of regulated output power with multiple output voltage options, making it an ideal choice for OEMs, system integrators, maintenance providers, and repair organizations.

As industrial systems continue operating well beyond their original production lifecycle, sourcing genuine power supplies has become increasingly important. DistyParts helps organizations maintain critical equipment by supplying hard-to-find and end-of-life electronic components, including the trusted TDK-Lambda SWS300A series.

Proven Industrial Power Supply Platform

The TDK-Lambda SWS300A family is engineered as an enclosed AC-DC switching power supply series featuring universal AC input, compact construction, and high reliability. Available output voltages include 3.3V, 4V, 5V, 7.5V, 12V, 15V, 24V, 28V, 36V, and 48V, allowing the series to support a broad range of industrial applications. The power supplies accept 85–265 VAC or 120–370 VDC input and incorporate comprehensive protection features, including overcurrent, overvoltage, and overtemperature protection.

One popular model, the SWS300A-7R5, provides a 7.5V DC output at up to 40A with 300W maximum output power, making it suitable for high-current industrial systems and embedded equipment. TDK-Lambda lists this model as obsolete, increasing the importance of reliable aftermarket sourcing for maintenance and replacement requirements.

Key Features

  • Up to 300W continuous output power
  • Universal 85–265 VAC input
  • 120–370 VDC input capability
  • Multiple output voltages from 3.3V to 48V
  • High reliability industrial-grade design
  • Overcurrent, overvoltage, and thermal protection
  • Compact enclosed chassis
  • Forced-air cooling
  • Worldwide industrial certifications
  • Suitable for OEM equipment maintenance and replacement applications.

Typical Applications

The SWS300A family is widely used in:

  • Industrial automation equipment
  • Factory control systems
  • Medical instrumentation
  • Semiconductor manufacturing equipment
  • Telecommunications infrastructure
  • Test and measurement systems
  • Robotics
  • Process control equipment
  • Embedded computing platforms
  • OEM production equipment

Supporting Legacy Industrial Equipment

Although several members of the SWS300A series have reached end-of-life status, thousands of installed systems continue to rely on these proven power supplies. Replacing an entire industrial platform is often significantly more expensive than sourcing an original-compatible replacement power supply. DistyParts assists manufacturers and maintenance organizations by providing access to difficult-to-source components that help extend equipment lifespan while minimizing costly downtime.

Why Choose DistyParts?

DistyParts specializes in sourcing obsolete, allocated, and hard-to-find electronic components for global customers. Benefits include:

  • Genuine electronic components
  • Global component sourcing network
  • Fast worldwide shipping
  • Support for obsolete and end-of-life products
  • Responsive RFQ and procurement assistance
  • Inventory solutions for OEMs, contract manufacturers, and repair organizations

Product Availability

The TDK-Lambda SWS300A-7R5 and other members of the SWS300A family are available for quotation through DistyParts, subject to inventory availability. Companies seeking replacement industrial power supplies or long-term procurement support can request pricing and availability directly.

Product Page: https://distyparts.com/product/sws300a-7r5

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About the author

Gorden B Mack

DistyParts

Gorden B Mack covers distyparts news workflows, sourcing strategy, and implementation decisions for electronics teams.

16 total posts 2 in this topic
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