DR-120-12 Power Supply 85-264VAC 1 Phase input, output 12 volts DC 10.0 Amps

DR-120-12 Power Supply 85-264VAC 1 Phase input, output 12 volts DC 10.0 Amps

Mean Well DR-120-12 is a 120W AC/DC DIN rail power supply providing a regulated 12V DC output at 10A for industrial automation and control systems.

SKU: DR-120-12Alt SKU: DR12012MPN: DR-120-12
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Why Choose the Mean Well DR-120-12 Power Supply?

The Mean Well DR-120-12 is a reliable and efficient AC/DC DIN rail power supply designed to provide stable 12 V DC power for industrial automation, control systems and electrical equipment. As part of the trusted Mean Well DR series, it delivers dependable power conversion in a compact DIN rail mounting format for professional industrial installations.

This power supply features a universal single-phase AC input range and a regulated DC output, making it suitable for a wide variety of automation and control applications. Its DIN rail mounting design allows straightforward installation inside electrical cabinets, while integrated protection functions help ensure safe and reliable operation.

With a rated output power of 120 W and a 12 V DC output at 10 A, the DR-120-12 is ideal for powering PLCs, sensors, controllers, communication devices and other industrial DC loads requiring a stable power source.

Key Advantages

  • Reliable 120 W DIN rail AC/DC power supply for industrial applications.
  • 12 V DC output with 10 A rated current for automation and control systems.
  • 85–264 V AC single-phase input range for flexible installation.
  • Compact DIN rail design simplifies electrical cabinet integration.
  • Integrated protection features improve system reliability.
  • Suitable for industrial automation, instrumentation and control applications.

Key Features

  • Mean Well DR series DIN rail power supply.
  • 120 W rated output power.
  • 12 V DC regulated output voltage.
  • 10 A rated output current.
  • 85–264 V AC single-phase input voltage range.
  • 47–63 Hz input frequency range.
  • Built-in short circuit protection.
  • Overload and over voltage protection.
  • DIN rail mounting enclosure for industrial control panels.

Reliable Industrial Power Conversion

The Mean Well DR-120-12 converts AC mains power into a regulated 12 V DC supply suitable for industrial control equipment and electronic systems. Its stable output performance helps maintain reliable operation of connected devices in automation and electrical installations.

The DR series is designed for engineers, panel builders and system integrators requiring compact, efficient and dependable DIN rail power solutions for industrial environments.

Typical Applications

  • Industrial automation control panels.
  • PLC and controller power supplies.
  • Sensors and instrumentation systems.
  • Communication and networking equipment.
  • Security and access control systems.
  • Building and factory automation installations.

Technical Specifications

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Input Voltage Range 100–120 V AC, 200–240 V AC
Mounting Type DIN rail
Device Type DIN rail PSU
Current 10 A
Input Voltage 85–264 V AC
Output Voltage 12 V DC
Output Power (W) 120 W
Mounting DIN rail
Phase Single Phase
Manufacturer Mean Well
Series DR Series
Model DR-120-12
Product type AC/DC DIN rail power supply
Rated output power 120 W
Output voltage 12 V DC
Output current 10 A
Input voltage 85–264 V AC
Input phases Single-phase
Input frequency 47–63 Hz
Protection rating IP20
Mounting type DIN rail mounting
Cooling method Free air convection

Frequently Asked Questions

What is the Mean Well DR-120-12 used for?

The Mean Well DR-120-12 provides regulated 12 V DC power for industrial automation, control systems and electronic equipment.

What output power does this power supply provide?

The power supply provides a rated output of 120 W with a 12 V DC, 10 A output.

What input voltage does the DR-120-12 require?

The unit operates from an 85–264 V AC single-phase input supply suitable for industrial electrical systems.

How is the DR-120-12 installed?

The power supply is designed for DIN rail mounting inside electrical control cabinets and automation panels.

What protection features are included?

The DR-120-12 includes protection functions such as short circuit protection, overload protection and over voltage protection.

Trusted by Industrial Automation Professionals

Mean Well DR series power supplies are widely used by engineers and system builders to provide reliable, efficient and stable DC power for industrial and automation equipment.