Mean well MDR-100-24 100 Watt Power Supply 24V 4.0A output

MPN: MDR-100-24

Alt. SKU: MDR10024

Special Price £38.64 £32.20 Regular Price £55.20

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Why Choose the Mean Well MDR-100-24 DIN Rail Power Supply?

The Mean Well MDR-100-24 is a slim, 100W DIN rail power supply designed for industrial automation, control, and instrumentation applications. Delivering a reliable 24V DC output at 4.2A, this model features high efficiency, a wide AC/DC input range, comprehensive safety protections, and a compact profile—making it ideal for global installations where space and reliability are critical.

Key Takeaways

  • Output: 24V DC at 4.2A (100.8W)
  • Input Voltage: 85–264V AC / 120–370V DC
  • High efficiency up to 89%
  • Protections: Short circuit, overload, over voltage
  • Cooling by free air convection
  • Ultra-slim plastic case: 70mm width
  • DIN rail mountable (TS35/7.5 or TS35/15)
  • Operating temperature: -20°C to +70°C
  • Compliance: UL508, EN61000-6-2, EN61000-6-4, TUV EN62368-1, CE

Frequently Asked Questions About the Mean Well MDR-100-24

Mean Well MDR-100-24 Overview

The MDR-100-24 belongs to Mean Well’s slim MDR series, delivering a dependable 24V DC at 4.2A for automation, PLC, and control panels. Its compact housing, global input compatibility, and built-in protections ensure safe, maintenance-free operation in modern industrial environments or tight panel spaces.

Speed & Safety Benefits

  • Quick installation: Ultra-slim DIN rail mounting saves panel space and simplifies wiring
  • Enhanced safety: Built-in protections for equipment and personnel
  • Efficient operation: High efficiency and convection cooling minimize energy waste and heat

Key Features of the Mean Well MDR-100-24

  • Output: 24V DC at 4.2A (100.8W)
  • Input Voltage: 85–264V AC / 120–370V DC
  • High efficiency up to 89%
  • Protections: Short circuit, overload, over voltage
  • Cooling by free air convection
  • Ultra-slim plastic case: 70mm width
  • DIN rail mountable (TS35/7.5 or TS35/15)
  • Operating temperature: -20°C to +70°C
  • Compliance: UL508, EN61000-6-2, EN61000-6-4, TUV EN62368-1, CE

The MDR-100-24 provides a 24V DC output at 4.2A, for a total power output of 100.8W.

This model supports 85–264V AC or 120–370V DC, making it suitable for global industrial applications.

It features short circuit, overload, and over voltage protection for safe, reliable operation.

The MDR-100-24 is cooled by free air convection, with no fan required for silent, maintenance-free operation.

This power supply is designed for DIN rail mounting (TS35/7.5 or TS35/15), allowing for quick and secure installation in control panels and enclosures.


Choose the Mean Well MDR-100-24 DIN Rail Power Supply for reliable, compact, and efficient 24V power in your automation and industrial control projects.