MEAN WELL XLG-320-L-A – 315W 150–300V IP67 Adjustable Constant Power LED Driver
The MEAN WELL XLG-320-L-A is a high-performance 315W AC/DC LED driver designed for professional indoor and outdoor LED lighting applications. Featuring constant power (CP) operation and adjustable output current, it delivers stable, efficient, and reliable power for demanding high-voltage LED lighting systems.
With a rated output power of 315W, a default output current of 1400mA, and a constant current voltage range of 150–300V DC, this LED driver provides excellent performance with a typical efficiency of 94.5%.
The integrated potentiometer allows the output current to be adjusted according to the requirements of compatible LED modules, providing flexibility during installation and configuration.
Its durable metal housing and IP67 protection rating provide excellent resistance to dust and water, making it suitable for demanding industrial environments and outdoor lighting installations.
The fanless design ensures silent operation and effective cooling through natural air convection. Integrated protection against short circuits, overload, overvoltage, and overheating helps ensure safe and reliable performance.
Key Features
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Manufacturer: MEAN WELL
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Model: XLG-320-L-A
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Series: XLG-320
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Rated output power: 315W
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Default output current: 1400mA (1.4A)
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Adjustable output current: 500–1400mA
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Full power current range: 1050–1400mA
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Constant current voltage region: 150–300V DC
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Maximum open-circuit voltage: 340V DC
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Input voltage: 100–305V AC
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Input frequency: 47–63Hz
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Operating mode: Constant Power (CP) / Constant Current (CC)
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Output current adjustment: Built-in potentiometer
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Efficiency: 94.5% (typical)
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Protection rating: IP67 – dust-tight and protected against temporary immersion in water
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Cooling: Fanless, natural air convection
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Housing: Durable metal enclosure
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Operating case temperature: -40°C to +85°C
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Dimensions: 246 × 77 × 39.5mm
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Weight: Approximately 1.45kg
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Protection features: Short-circuit, overload, overvoltage, and overtemperature protection
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Surge protection: 6kV / 4kV
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Expected lifetime: Over 50,000 hours under specified operating conditions
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Manufacturer warranty: 5 years
Applications
Ideal for:
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LED street lighting and outdoor illumination
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Industrial and commercial LED lighting
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High-bay and warehouse lighting
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Stadium and floodlight lighting
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Architectural and landscape lighting
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Horticultural LED lighting systems
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Professional high-voltage LED luminaires
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Lighting installations requiring adjustable constant-current output
The MEAN WELL XLG-320-L-A combines high efficiency, adjustable output current, robust IP67 construction, and comprehensive protection features, making it an excellent choice for professional LED lighting applications requiring dependable performance and long-term reliability.
Installation note: This is a high-voltage adjustable constant-current LED driver, not a conventional fixed-voltage power supply. The output current must be correctly adjusted to match the connected LED module. Verify voltage, current, and power requirements before installation. The A version does not support external 3-in-1 dimming. Electrical installation should be performed by a qualified professional.