Meanwell NEL-400-2.8 LED Power Supply

The Meanwell NEL-400-2.8 LED Power Supply is a high-performance, reliable power solution designed for LED applications. It provides a steady 400W output with a 2.8V DC voltage, ensuring consistent performance for various LED systems. Key features include a wide input voltage range, high efficiency, and robust protection mechanisms like short-circuit, overload, and over-voltage protection.

The compact design allows for easy integration into different setups, making it ideal for both indoor and outdoor LED installations. With Meanwell’s reputation for quality and durability, the NEL-400-2.8 is a dependable choice for powering LED displays, signage, and lighting projects.

Functions And Features

The Meanwell NEL-400-2.8 LED Power Supply has the following functions and features.

1. Power Conversion. Converts AC input power to a stable 2.8V DC output, suitable for powering LED systems and other low-voltage devices.
2. Voltage Regulation. Maintains consistent output voltage to ensure steady performance of connected LED modules, preventing flickering or dimming.
3. Protection Mechanisms. Provides protection against short circuits, overloads, and over-voltage conditions to safeguard connected devices and ensure long-term reliability.
4. Thermal Management. Efficiently manages heat through built-in cooling mechanisms, ensuring stable operation even in demanding environments.
5. High Efficiency. Designed for energy efficiency, reducing power consumption and operational costs.
6. Wide Input Voltage Range. Supports a broad range of AC input voltages (typically 90-264V AC), making it versatile for use in different regions and environments.
7. Compact Design. The small form factor allows for easy integration into various LED setups, including tight or confined spaces.
8. Reliable Performance. Built with quality components to deliver consistent and long-lasting performance, even under continuous operation.
9. Comprehensive Protection. Includes multiple protection features like short-circuit, overload, and over-voltage protections to prevent damage to the power supply and connected devices.
10. Durability. Constructed to withstand harsh conditions, making it suitable for both indoor and outdoor applications.
11. Compliance With Standards. Meets international safety and performance standards, ensuring compatibility and safe operation in various settings.

Specifications

Here are its specifications.

1. Output Power. 400W
2. Output Voltage. 2.8V DC
3. Output Current. 142.8A
4. Input Voltage Range. 90-264V AC
5. Efficiency. Up to 89% (varies slightly based on load and input conditions)
6. Ripple & Noise. ≤200mVp-p
7. Operating Temperature Range. -20°C to +70°C (with derating)
8. Cooling. Natural air convection or forced air cooling depending on load conditions
9. Safety Standards. Complies with EN/UL/IEC 62368-1, EN55032, and other relevant international standards
10. MTBF (Mean Time Between Failures). Over 100,000 hours

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