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MEAN WELL High Efficiency Switching Power Supply Panel Mount 12V DC 249.6W 33.3A EPP-400-12
Specifications
| Country of Origin | India |
|---|---|
| Brand | MEAN WELL |
| Power | 249.6W |
| Efficiency | 91.5% |
| Length | 127mm |
| Model | EPP-400-12 |
| Depth | 35mm |
| Gross Weight | 390g |
| Width | 35mm |
| Mount Type | Panel |
| Series | EPP-200 |
| Maximum Operating Temperature | 70°C |
| Minimum Operating Temperature | -30°C |
| Number of outputs | 1 |
| Maximum Input Voltage | 370, 264V dc |
| Standards/Approvals | TUV BS ENEN 6681, EAC TP TC 004, IEC 6681, UL 6681 |
| Maximum Output Voltage | 12V dc |
| SMPS Output Current | 33.3A |
| Minimum Input Voltage | 80V ac |
Key Features
- Compact panel mount design ensures ease of installation and space saving.
- Universal AC input voltage range with full range support from 80V ac to 370V dc.
- High efficiency rating of 91.5% reduces power losses and heat generation.
- Integrated protection against short circuit, overload, over voltage, and over temperature conditions.
- Wide operating temperature range from -30°C to 70°C suits diverse industrial environments.
- Supports Class I systems with FG and Class II systems without FG for flexible use.
- Free air convection cooling ensures silent operation up to 250W; built-in fan for higher cooling needs.
- LED indicator for power status monitoring.
Product Description
MEAN WELL EPP-400-12 is a high reliability switching power supply designed for industrial, laboratory, and commercial use cases requiring a stable 12V DC output at 249.6W power.
This panel mount switching power supply features universal AC input supporting up to 370V DC and 264V AC, making it suitable for global electrical environments. It supports Class I and Class II system configurations and comes with multiple built-in protection mechanisms including short circuit, overload, over voltage, and over temperature protection to ensure operational safety and equipment reliability.
Featuring a compact form factor with dimensions 127mm length, 35mm width, and 35mm depth, it occupies minimal PCB space while delivering 33.3A current. The unit achieves a high efficiency of 91.5% contributing to energy savings and reduced thermal management requirements. Operating temperature range from -30°C to 70°C allows deployment in harsh industrial conditions.
Cooling is handled via free air convection for loads up to 250W, with an integrated fan supplying 12V/0.5A for higher wattage applications. An LED indicator facilitates easy power-on status monitoring. The power supply also includes standby 5V output at 1A with fan and 0.6A without fan, plus an integral remote sense function for voltage regulation optimization.
Compact and panel mount capable for versatile industrial equipment integration. Universal input voltage compatibility with full range acceptance. High efficiency and reduced energy waste for operational cost savings. Comprehensive protection functions for enhanced safety and durability.
Broad operating temperature range suitable for various environments. Silent free air cooling or fan-assisted cooling options depending on load. LED power indicator improves maintenance and monitoring. Suitable for industrial automation, control systems, electrical machinery, and instrumentation.
Compliance with international standards UL60950-1, TUV EN60950, IEC60950-1 assures quality and safety.
This MEAN WELL switching power supply EPP-400-12 is ideal for applications in industrial automation machinery, mechanical and electrical equipment, and electronic instruments that require a robust and efficient power source. Explore more products in the Switching Power Supplies category on EnvMart for your industrial power supply needs.
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Frequently Asked Questions
The maximum output power of this model is 249.6W.
It has an efficiency rating of 91.5%, which helps reduce power losses and heat generation.
The dimensions of this unit are 127mm in length, 35mm in width, and 35mm in depth.
The maximum input voltage supported by this model is 370V DC and 264V AC.
This unit can provide an output current of 33.3A.
It supports Class I systems with FG and Class II systems without FG, offering flexible usage options.
It includes protection against short circuit, overload, over voltage, and over temperature conditions.
Cooling is achieved through free air convection for loads up to 250W, with a built-in fan for higher cooling needs.
The gross weight of this model is 390g.
It complies with international standards including TUV BS ENEN 6681, EAC TP TC 004, IEC 6681, and UL 6681.
Yes, it includes a standby 5V output at 1A with fan and 0.6A without fan.
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