NDR-120-24 Power Supply 90-264VAC 1 phase input, output 24 volts DC 5 Amps

NDR-120-24 Power Supply 90-264VAC 1 phase input, output 24 volts DC 5 Amps

MEAN WELL NDR-120-24 is a 120 W industrial DIN rail AC/DC power supply with universal 90–264 V AC single-phase input and a regulated 24 V DC 5 A output for industrial control, machinery and automation systems.

SKU: NDR-120-24Alt SKU: NDR12024MPN: NDR-120-24
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Why Choose the MEAN WELL NDR-120-24 DIN Rail Power Supply?

The MEAN WELL NDR-120-24 is a compact and highly reliable 120 W industrial DIN rail AC/DC power supply designed to provide stable DC power for industrial control, automation and electrical systems. As part of the established MEAN WELL NDR-120 series, it combines a slim metal enclosure with universal AC input and comprehensive electrical protection for dependable operation in demanding industrial environments.

This single-output power supply delivers 24 V DC at 5 A, providing up to 120 W of rated output power. Its slim 40 mm-wide housing helps conserve valuable cabinet space, while free-air convection cooling enables reliable fanless operation. Integrated short-circuit, overload, overvoltage and overtemperature protection further enhances system reliability.

With a universal 90–264 V AC single-phase input and support for 127–370 V DC input, the NDR-120-24 is suitable for a broad range of industrial power systems. Its adjustable 24–28 V DC output, TS-35 DIN rail mounting and typical efficiency of 88% make it particularly suitable for control panels, factory automation equipment and electromechanical systems.

Key Advantages

  • Compact 120 W industrial DIN rail power supply.
  • 24 V DC, 5 A rated output ideal for industrial automation and control equipment.
  • 90–264 V AC universal input compatible with a wide range of single-phase supplies.
  • Adjustable 24–28 V DC output provides flexibility for different applications.
  • Integrated short-circuit, overload, overvoltage and overtemperature protection.
  • Typical 88% efficiency supports efficient industrial power conversion.
  • Slim 40 mm-wide metal enclosure saves valuable control cabinet space.
  • Free-air convection cooling provides reliable fanless operation.

Key Features

  • MEAN WELL NDR-120 industrial DIN rail series.
  • 120 W rated output power.
  • 24 V DC rated output voltage.
  • 5 A rated output current.
  • 90–264 V AC universal input range.
  • 127–370 V DC input capability.
  • 47–63 Hz AC input frequency range.
  • 24–28 V DC adjustable output range.
  • Typical efficiency of 88%.
  • LED indication for DC output status.
  • Constant-current limiting overload protection with automatic recovery.
  • Short-circuit, overvoltage and overtemperature protection.
  • Natural free-air convection cooling.
  • Mounting on TS-35/7.5 or TS-35/15 DIN rail.
  • UL 508 approved for industrial control equipment.

Reliable DC Power for Industrial Automation

Industrial DIN rail power supplies such as the MEAN WELL NDR-120-24 convert incoming AC mains power into a stable regulated DC supply for control and automation equipment. Its 24 V DC output is particularly well suited to PLCs, sensors, relays, contactors, control devices and other industrial equipment requiring a dependable DC power source.

The NDR-120 series is designed for industrial environments where reliability, cabinet space and straightforward installation are important. Its metal housing, fanless convection cooling, comprehensive protection functions and TS-35 DIN rail mounting make the NDR-120-24 a practical power solution for both new control systems and replacement applications.

Typical Applications

  • Industrial electrical control panels.
  • Factory automation systems.
  • PLC and machine control equipment.
  • 24 V DC sensors, relays and control devices.
  • Semiconductor fabrication equipment.
  • Electromechanical apparatus.
  • Industrial machinery and production equipment.
  • DIN rail-mounted electrical cabinets.

Technical Specifications

Manufacturer MEAN WELL
Series NDR-120
Model NDR-120-24
Product type Industrial DIN rail AC/DC power supply
Number of outputs 1
Rated output power 120 W
Output voltage 24 V DC
Output current 5 A
Output current range 0–5 A
Output voltage adjustment range 24–28 V DC
Ripple and noise 120 mVp-p max.
Voltage tolerance ±1.0%
Line regulation ±0.5%
Load regulation ±1.0%
AC input voltage 90–264 V AC
DC input voltage 127–370 V DC
Input phase Single-phase
Input frequency 47–63 Hz
Typical efficiency 88%
Overload protection Constant-current limiting with automatic recovery
Overvoltage protection 29–33 V
Protection functions Short circuit, overload, overvoltage and overtemperature
Operating temperature −20 °C to +70 °C with derating as applicable
Cooling method Free-air convection
Mounting type TS-35/7.5 or TS-35/15 DIN rail
Enclosure Metal housing
Dimensions (W × H × D) 40 × 125.2 × 113.5 mm
Weight approx. 0.6 kg
Safety approvals UL 508, TÜV BS EN/EN 62368-1, EAC TP TC 004, CB, CE

Frequently Asked Questions

What is the MEAN WELL NDR-120-24 used for?

The NDR-120-24 is an industrial DIN rail AC/DC power supply designed to provide regulated 24 V DC power for control panels, factory automation systems, machinery and other industrial electrical equipment.

What is the output of the NDR-120-24?

The power supply provides a rated output of 24 V DC at 5 A, giving a maximum rated output power of 120 W.

What input voltage does the NDR-120-24 accept?

The NDR-120-24 accepts a universal 90–264 V AC single-phase input at 47–63 Hz and can also operate from a 127–370 V DC input.

Can the 24 V DC output be adjusted?

Yes. The output voltage can be adjusted from approximately 24–28 V DC, allowing the supply voltage to be fine-tuned for the connected equipment.

What protection features are included?

The NDR-120-24 incorporates protection against short circuits, overload, overvoltage and overtemperature, helping protect both the power supply and connected industrial equipment.

Trusted for Industrial Power Applications

MEAN WELL NDR series DIN rail power supplies are widely used for industrial control, factory automation and electromechanical equipment, providing dependable DC power with universal input capability, compact metal construction and comprehensive electrical protection.

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