MEAN WELL MDR-40-5 Single Power Supply Din Rail 650311544382 40W 5V

( Brand: Mean Well ), ( Part Type: Supply ), ( Country Of Origin: China ), ( UPC: 650311544382 )

Review MEAN WELL Single Output Industrial Power Supply 40w 5v Din Rail

The MDR-40-5 Single Power Supply, manufactured by Mean Well, is a versatile and reliable solution for powering various electrical applications. With a power output of 40 watts and a voltage of 5 volts, this power supply is well-suited for low-voltage systems.

The MDR-40-5 is designed with a Din Rail mounting mechanism, making it an excellent choice for installations in industrial environments or electrical control panels. The Din Rail mounting allows for easy and secure installation, ensuring that the power supply remains stable and securely in place.

This power supply features Mean Well's renowned high efficiency and low noise operation. It is engineered to convert up to 93% of the input power into useful output power, reducing energy waste and lowering operating costs. The MDR-40-5 also produces minimal fan noise, making it an ideal choice for applications where quiet operation is essential.

The MDR-40-5 Single Power Supply is built to meet the stringent safety standards set by various regulatory bodies, including UL, CSA, and CE. It is designed with over-voltage, over-current, and short-circuit protection to ensure the safety of both the power supply and the connected equipment.

Additionally, the MDR-40-5 features a universal input voltage of 90-264VAC, allowing it to be used in a wide range of electrical environments. It also comes with a detachable DC output connector, making it simple to connect and disconnect devices as needed.

In summary, the Mean Well MDR-40-5 Single Power Supply is a powerful, efficient, and safe option for powering low-voltage applications in industrial or control panel environments. Its Din Rail mounting, quiet operation, and universal input voltage make it a versatile and reliable choice for a wide range of applications.

The MDR-40-5 single power supply by Mean Well is a 40W, 5V DC power supply designed for DIN rail mounting. Here are some pros and cons that may help you make an informed decision about purchasing this power supply:

1. High Efficiency: The MDR-40-5 has an efficiency of up to 93%, which is quite high for a power supply in this range. This means less heat is generated, reducing the load on your cooling system and saving energy.

2. Compact Design: With dimensions of just 78mm (W) x 125mm (L) x 40mm (H), this power supply is quite compact, making it an excellent choice for applications where space is limited.

3. Overload Protection: The power supply has built-in overload protection, which prevents it from supplying more power than it's rated for, helping to ensure the safety of your equipment.

4. Universal Input: The MDR-40-5 has a universal input range of 90-264VAC, making it suitable for use in various voltages and regions.

5. Short Circuit Protection: The power supply also includes short circuit protection, which can help prevent damage to the power supply or connected equipment in case of a short circuit.

1. Limited Output Voltage: The MDR-40-5 is rated for a maximum output voltage of 5V, which may not be suitable for all applications.

2. No Parallel Capability: This power supply cannot be paralleled with others to increase output capacity, which may be a limitation for larger systems.

3. Relatively High Cost: Compared to some other power supplies in the same wattage range, the MDR-40-5 can be relatively expensive.

The Mean Well MDR-40-5 single power supply is a compact, efficient, and reliable option for applications requiring a 5V, 40W power supply. Its high efficiency, built-in protection features, and universal input make it a versatile choice. However, its relatively high cost and limited output voltage may be a concern for some users. Ultimately, if your application fits the power supply's specifications, its advantages may outweigh its limitations.

If you're looking for a compact, efficient, and reliable 5V power supply with built-in protection features, the Mean Well MDR-40-5 is an excellent choice. However, if you require a higher output voltage or a lower cost, you may want to consider other options. Always ensure that the power supply you choose is suitable for your specific application.

Details:

The Mean Well brand is known for its reliability and durability, making this power supply a dependable choice businesses industrial settings requiring stable efficient source. With a power output of 40W and voltage 5V, this DIN Rail supply is ideal for various electrical equipment industrial applications.

part #: 650311544382 prices

• $20.29-$25.42

specifications strialpower:

• brand: Mean Well
• part type: Supply
• country of origin: China
• upc: 650311544382

general strialpower:

• Electrical Equipment Supplies > Power Supplies > Switching Mode Power Supplies
• condition: New

offer strialpower:

• best offers: True
• sold: 0
• options: Ship-to-home
• quantity: 3
• started: May 11, 2026
• availability: In Stock

seller strialpower:

• # reviews: 101
• rating: 94.8%
• city: Denton, Texas

returns strialpower:

• policy: No Returns

shipping strialpower:

• type: Calculated
• carrier: USPS
• cost: $9.35
• service: USPS Ground Advantage
• class: Standard
• transit: 4-8 Days

payments strialpower:

• wallet: Apple-pay
• other
• credit card: Visa
• money order

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