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MEAN WELL Switching Power Supply 24V DC 400.8W 90% Efficiency Surface Mount ERPF-400-24
Specifications
| Country of Origin | China |
|---|---|
| Brand | MEAN WELL |
| Power | 400.8W |
| Efficiency | 90% |
| Length | 220.4mm |
| Model | ERPF-400-24 |
| Depth | 48mm |
| Gross Weight | 1.1kg |
| Width | 48mm |
| Mount Type | Surface |
| Series | ERPF-400 |
| Maximum Operating Temperature | 60°C |
| Minimum Operating Temperature | -30°C |
| Number of outputs | 1 |
| Maximum Input Voltage | 370, 264V dc |
| Standards/Approvals | EAC TP TC 004, IEC 6681, TUV BS ENEN 6681, UL 6681 |
| Maximum Output Voltage | 24V dc |
| SMPS Output Current | 16.7A |
| Minimum Input Voltage | 90V ac |
Key Features
- Supports universal input voltage from 90VAC to 264VAC and 127VDC to 370VDC.
- Provides stable 24V DC output at 400.8W power and 16.7A current.
- Constructed with a rugged aluminium case and semi-potted interior for protection.
- Includes built-in active PFC for high power factor and up to 90% efficiency.
- Cooling is achieved via free air convection without fans.
- Suitable for outdoor LED channel letters, billboards, and commercial signs.
- Complies with international standards including EAC TP TC 004, IEC 6681, TUV, and UL.
- Compact dimensions enable surface mounting installation.
Product Description
MEAN WELL ERPF-400-24 is a high-performance switching power supply designed for demanding industrial and commercial applications requiring a stable 24V DC output. The device provides a rated output power of 400.8W, capable of delivering 16.7A current, suitable for a broad range of electronic components and LED lighting setups.
This power supply supports a wide input voltage range of 90VAC to 264VAC and 127VDC to 370VDC, allowing compatibility with global power sources. Its construction includes a rugged aluminium casing with a semi-potted interior, providing reliable protection against environmental factors such as rain splash and dust, making it ideal for outdoor and industrial environments.
Equipped with built-in active Power Factor Correction (PFC), it ensures efficient energy usage and reduces electrical noise. The unit integrates multiple protective features including short circuit, overload, overvoltage, and thermal overload protections to maintain operational safety and longevity.
With a compact form factor featuring dimensions of 220.4mm length, 48mm width, and 48mm depth, it supports surface mounting and passive cooling through free air convection, eliminating the need for moving cooling parts and enhancing durability.
This power supply is compliant with international standards such as EAC TP TC 004, IEC 6681, TUV, and UL certifications, confirming its quality and reliability across various industrial, commercial, and HVAC applications.
This model offers high efficiency up to 90%, optimizing energy consumption. The power supply is ideal for powering outdoor LED channel letters, billboards, and commercial signs requiring robust and continuous DC power. It undergoes full load burn-in testing to ensure product reliability and performance stability.
The aluminium enclosure and semi-potted interior enhance resistance to harsh operating environments. The product’s protective features make it suitable for industrial applications subject to electrical fluctuations and overload conditions.
MEAN WELL products are trusted in industrial electronics and power supply applications. This ERPF-400-24 Switching Power Supply contributes to dependable and efficient power management in a variety of sectors.
Explore more high-quality power supplies and switching units on EnvMart to meet your industrial power needs.
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Frequently Asked Questions
The output power of this model is 400.8W, capable of delivering a current of 16.7A at 24V DC.
It supports a wide input voltage range from 90VAC to 264VAC and 127VDC to 370VDC.
The dimensions of this unit are 220.4mm in length, 48mm in width, and 48mm in depth.
This model has an efficiency rating of up to 90%.
It supports surface mounting installation.
It includes short circuit, overload, overvoltage, and thermal overload protections.
The maximum operating temperature is 60°C.
It complies with EAC TP TC 004, IEC 6681, TUV, and UL certifications.
The minimum operating temperature is -30°C.
Cooling is achieved through free air convection without the need for fans.
This model has one output.
It is suitable for powering outdoor LED channel letters, billboards, and commercial signs.
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