Why Choose the Mean Well MDR-20-12 DIN Rail Power Supply?
The Mean Well MDR-20-12 is a compact and reliable DIN rail switching power supply designed to provide stable DC power for industrial automation, control systems and electrical equipment. As part of the trusted Mean Well MDR series, it offers an efficient and space-saving solution for applications requiring dependable low-voltage DC power.
This power supply provides a regulated 12 V DC output voltage with a rated output current of 1.6 A, delivering a total output power of 20 W. It is suitable for powering industrial controllers, sensors, automation accessories and other DC-powered electronic equipment installed within control panels.
With its DIN rail mounting design, the MDR-20-12 enables simple installation inside electrical cabinets and automation systems. Its compact construction and dependable performance make it a practical choice for industrial control applications requiring stable and efficient DC power conversion.
Key Advantages
Compact DIN rail mounted switching power supply for industrial applications.
20 W output power suitable for low-power automation equipment.
12 V DC regulated output for reliable electronic operation.
1.6 A output current capability for control and instrumentation circuits.
Space-saving design for electrical cabinets and control panels.
Reliable Mean Well technology for industrial power applications.
Key Features
Mean Well MDR series DIN rail power supply.
20 W rated output power.
12 V DC output voltage.
1.6 A rated output current.
Regulated switching power supply technology.
DIN rail mounting for straightforward cabinet installation.
Suitable for industrial automation and control systems.
Designed for reliable continuous operation.
Reliable Power Conversion for Industrial Control Systems
DIN rail power supplies such as the Mean Well MDR-20-12 provide stable DC voltage for industrial control components and automation equipment. By converting mains power into regulated DC output, they support reliable operation of controllers, sensors and electronic systems.
The MDR series is designed for automation engineers and machine builders who require dependable power conversion, compact installation and easy integration into modern electrical control panels.
Typical Applications
Industrial control panels and electrical cabinets.
PLC and automation system accessories.
Sensors and monitoring equipment.
Industrial electronic devices.
Building automation systems.
Machine control and OEM equipment.
Technical Specifications
Manufacturer
Mean Well
Series
MDR Series
Model
MDR-20-12
Product type
DIN rail switching power supply
Rated output power
20 W
Output voltage
12 V DC
Output current
1.6 A
Mounting type
DIN rail mounting
Application
Industrial automation and control systems
Frequently Asked Questions
What is the Mean Well MDR-20-12 used for?
The MDR-20-12 is a DIN rail switching power supply used to provide regulated 12 V DC power for industrial automation and control equipment.
What output voltage does the MDR-20-12 provide?
The power supply provides a regulated 12 V DC output.
What is the rated output current of this power supply?
The Mean Well MDR-20-12 provides a rated output current of 1.6 A.
What is the output power rating?
The power supply has a rated output power of 20 W.
Where is this power supply typically installed?
The MDR-20-12 is typically installed on DIN rails inside industrial control cabinets, automation panels and electrical enclosures.
Trusted by Industrial Automation Professionals
Mean Well MDR series power supplies are widely used by engineers and machine builders to deliver compact, efficient and reliable DC power for industrial automation and control applications.
Manufacturer
Mean Well
Series
MDR Series
Model
MDR-20-12
Product type
DIN rail switching power supply
Rated output power
20 W
Output voltage
12 V DC
Output current
1.6 A
Mounting type
DIN rail mounting
Application
Industrial automation and control systems
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
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Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
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We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...