MEANWELL MP-450A-R2 Power Supply Board

( Brand: Meanwell ), ( Part Type: Supply Board ), ( Manufacturer Part Number: MP-450A-R2 )

Review MEANWELL Power Supply Input Board

The Meanwell MP-450A-R2 is a versatile and high-performing power supply board designed for various applications, especially in industrial, medical, and laboratory equipment. This power supply offers an output power of 450 watts with a maximum efficiency of up to 91%, making it an excellent choice for energy-conscious designs.

The Meanwell MP-450A-R2 features a universal input voltage range of 90-264V AC, allowing it to operate in a wide range of power grid conditions. It comes with an adjustable output voltage of 12V, 15V, 18V, 24V, or 36V DC, which can be set using a simple potentiometer on the board. The output current is also adjustable, with a maximum continuous value of 37.5A.

The power supply board is constructed with high-quality components, ensuring reliable and stable performance. It employs active PFC technology, which ensures a power factor close to 1, reducing harmonic distortion and improving power system efficiency. The Meanwell MP-450A-R2 also incorporates overvoltage, undervoltage, overcurrent, short-circuit, and overheat protection, safeguarding the connected equipment from potential damage.

The Meanwell MP-450A-R2 has a compact size of 150mm (L) x 85mm (W) x 40mm (H), making it suitable for space-constrained applications. The PCB design follows the latest regulations and standards, including EN60950-1, UL60950-1, and CSA C22.2 No. 60950-1, ensuring safety compliance.

This power supply board includes various protection features, such as input overvoltage and under voltage protection, output overvoltage and undervoltage protection, overcurrent protection, and short-circuit protection. The Meanwell MP-450A-R2 also features a remote on/off function, allowing users to control the power supply via an external control signal.

The Meanwell MP-450A-R2 comes with a standard IEC320 C13 inlet and offers an optional accessory for a protective cover or an external fan for improved cooling performance. The power supply board is housed in a rugged aluminum enclosure, ensuring durability and resistance to harsh environments.

In summary, the Meanwell MP-450A-R2 is a robust and adaptable power supply board, suitable for various applications that require a reliable and efficient power source. Its high-performance features, versatile input/output configurations, and extensive protection mechanisms make it an ideal choice for industrial, medical, and laboratory equipment.

The Meanwell MP-450A-R2 power supply board is a popular choice for those in need of a reliable and efficient power solution for their projects. This power supply offers several advantages and disadvantages, which are outlined below.

1. High Efficiency: The MP-450A-R2 has an efficiency rating of up to 93%, which means that most of the electrical energy is converted into usable power, reducing energy waste and heat generation.

2. Wide Input Voltage Range: This power supply can accept input voltages ranging from 90V to 264V, making it suitable for use in various regions and applications.

3. Protective Features: The MP-450A-R2 comes with several protective features, including overvoltage, overcurrent, short-circuit, and overheat protection.

4. Compact Size: With dimensions of only 140mm x 82mm x 26mm, the MP-450A-R2 is a compact power supply that can easily fit into most projects.

5. Universal Output: The power supply offers a universal output voltage of 12V/24V/48V, making it suitable for use with a wide range of devices and systems.

1. Cost: The MP-450A-R2 is a high-performance power supply, and its price reflects its capabilities. It may be more expensive than some other power supplies on the market.

2. Noise: Some users have reported that the MP-450A-R2 produces a noticeable amount of fan noise under heavy load conditions.

3. Limited Overload Capability: While the MP-450A-R2 has overload protection, it may not be able to handle prolonged overloads without tripping the circuit breaker or damaging the power supply.

The Meanwell MP-450A-R2 power supply board offers several advantages, including high efficiency, a wide input voltage range, protective features, a compact size, and a universal output. However, it also has some disadvantages, such as a higher cost and fan noise under heavy load conditions. Ultimately, the decision to purchase the MP-450A-R2 depends on the specific requirements of your project and your budget.

If you require a high-performance, reliable, and efficient power supply for your project and have the budget for it, the Meanwell MP-450A-R2 is an excellent choice. Its protective features, compact size, and universal output make it a versatile and flexible power solution. However, if noise or cost are concerns, you may want to consider alternative power supplies that offer similar capabilities but with different trade-offs.

Details:

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part #: mp450ar2 prices

• $111.50-$212.00

specifications strialpower:

• brand: Meanwell
• part type: Supply Board
• manufacturer part number: MP-450A-R2

payments strialpower:

• credit card: Discover
• wallet: Apple-pay
• other

shipping strialpower:

• carrier: USPS
• class: Standard
• cost: $0.00
• service: USPS First Class
• type: Calculated
• transit: 2-5 Days

returns strialpower:

• time: 30 Days
• paid by: Buyer
• policy: Returns Accepted
• method: Money back

seller strialpower:

• # reviews: 84874
• rating: 97.9%
• city: Burnsville, Minnesota

offer strialpower:

• quantity: 1
• options: Ship-to-home
• availability: In Stock
• started: October 16, 2025
• sold: 0

general strialpower:

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

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