Diamond Brite LEDs
40W Mean Well Constant Voltage + Constant Current LED Driver HLG-40H Series
40W Mean Well Constant Voltage + Constant Current LED Driver HLG-40H Series
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The Mean Well HLG-40H Series is a 40W constant voltage + constant current LED driver featuring dual-mode constant voltage and constant current output. The series operates from 90–305VAC and is available in rated output voltages from 12V to 54V DC.
The HLG-40H Series features a rugged metal housing with Class I design, built-in active PFC, fanless operation, and IP65/IP67 configurations for indoor or outdoor installations. Multiple function options are available, including fixed output, built-in potentiometer adjustment, 3-in-1 dimming, and timer dimming.
Features
- Constant Voltage + Constant Current mode output
- Metal housing with Class I design
- Built-in active PFC function
- Class 2 power unit
- IP67 / IP65 rating for indoor or outdoor installations
- Output adjustable via built-in potentiometer on applicable models
- 3-in-1 dimming on applicable models
- Timer dimming option
- Fanless design with free-air convection cooling
- Typical lifetime >62,000 hours
- 7-year warranty
Model Selection
| Model | DC Voltage | Rated Current | Rated Power | Efficiency |
|---|---|---|---|---|
| HLG-40H-12 | 12V | 3.33A | 39.96W | 86.5% |
| HLG-40H-15 | 15V | 2.67A | 40.05W | 86.5% |
| HLG-40H-20 | 20V | 2A | 40W | 88% |
| HLG-40H-24 | 24V | 1.67A | 40.08W | 88% |
| HLG-40H-30 | 30V | 1.34A | 40.2W | 88.5% |
| HLG-40H-36 | 36V | 1.12A | 40.32W | 88.5% |
| HLG-40H-42 | 42V | 0.96A | 40.32W | 88.5% |
| HLG-40H-48 | 48V | 0.84A | 40.32W | 89.5% |
| HLG-40H-54 | 54V | 0.75A | 40.5W | 89.5% |
Specifications
| Manufacturer | Mean Well |
| Series | HLG-40H |
| Product Type | Constant Voltage + Constant Current LED Driver |
| Rated Power | 40W Class |
| DC Output Voltage | 12V / 15V / 20V / 24V / 30V / 36V / 42V / 48V / 54V |
| AC Input Voltage | 90–305VAC |
| DC Input Voltage | 127–431VDC |
| Frequency Range | 47–63Hz |
| Efficiency | Up to 89.5% |
| Power Factor | ≥0.98 @ 115VAC / ≥0.95 @ 230VAC / ≥0.92 @ 277VAC at full load |
| Protection | Over Current / Short Circuit / Over Voltage / Over Temperature |
| Cooling | Free-Air Convection |
| Ingress Protection | IP65 / IP67 depending on function type |
| Case Temperature | -40°C to +80°C |
| Dimensions | 171 × 61.5 × 36.8 mm |
| Warranty | 7 Years |
Function Options
| Type | IP Level | Function |
|---|---|---|
| Blank | IP67 | Io and Vo fixed |
| A | IP65 | Io and Vo adjustable through built-in potentiometer |
| B | IP67 | 3-in-1 dimming function (1–10VDC, 10V PWM signal and resistance) |
| AB | IP65 | Io and Vo adjustable through built-in potentiometer + 3-in-1 dimming |
| D | IP67 | Timer dimming function — contact Mean Well for details |
Applications
- LED Street Lighting
- LED High-Bay Lighting
- Parking Space Lighting
- LED Fishing Lamps
- LED Greenhouse Lighting
- Type HL applications in Class I, Division 2 hazardous (classified) locations
Mean Well HLG-40H Model Encoding
The model number identifies the series, rated wattage, rated output voltage, and function option. For example, HLG-40H-36A identifies an HLG-40H Series driver with a 36V rated output and Type A function configuration.
Why Choose the Mean Well HLG-40H Series?
The Mean Well HLG-40H Series combines dual-mode constant voltage and constant current operation with a wide 90–305VAC input range, active PFC, metal construction, fanless cooling, and multiple control configurations. Its IP65/IP67 options, 12V–54V output range, and 7-year warranty make it a versatile LED driver platform for demanding indoor and outdoor lighting systems.
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