Mean Well MDR-40-12 DIN Rail Power Supply – 12V 3.33A 40W Single Output

Mean Well MDR-40-12 DIN Rail Power Supply – 12V 3.33A 40W Single Output 

Reliable and compact 12 V DC industrial power supply delivering 40 W output at 3.33 A, designed for demanding industrial and automation applications.

The Mean Well MDR-40-12 features a rugged DIN rail mount design for secure installation in control panels and electrical cabinets. It provides stable, low-noise DC output with high conversion efficiency and built-in protections against overload, short circuit and overvoltage. This robust PSU is ideal for powering automation systems, communication equipment, LED lighting, embedded electronics and other 12 V devices.

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Key Features

• Output Voltage: 12 V DC
• Output Current: 3.33 A
• Power Rating: 40 W
• Industrial-grade DIN rail mount
• Stable, low-noise DC output
• High-efficiency switching design
• Built-in protections: overload, short circuit, overvoltage
• Durable construction for continuous use
• Easy installation in control panels

Typical Applications

• Industrial automation and control systems
• Communication and networking equipment
• LED lighting and signage power
• Embedded systems and PLCs
• Workshop and machine power supply
• OEM and custom power solutions

MDR-40 Datasheet