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Mean Well HLG-480H-42A Power Supply 480W 42V - Adjustable
The HLG-480H is a 480W Mean Well power converter (input range: 90~305VAC).
Key Features
- ✓ Input voltage range: 90~305VAC
- ✓ DC output voltage adjustable ±10%
- ✓ 3.75KVAC reinforced I/O isolation
- ✓ Cooling by free air convection
- ✓ Protections: Short circuit / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Safety approvals: SAFETY & ISOLATION RESISTANCE EMC EMC EMISSION EMC IMMUNITY MTBF OTHERS DIMENSION NOTE
- ✓ 3 years warranty
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BrandMean Well
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SeriesHLG Series
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Power Rating480 Watt
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Output Voltage42 Volt
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Rated Current11.4 Ampere
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Input Voltage90V~305V
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No of Output1
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Dimming ControlBuilt-in Potentiometer
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Standards MetCB,CCC,CE,EAC,PSE,RCM,TUV,UL
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Operation ModeConstant Current,Constant Voltage
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Operating Temperature-40°C~90°C
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Warranty7 Year
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Length10.32 in
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Width4.92 in
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Height1.72 in
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Weight6.17 lb
::specification::
Frequently Asked Questions
Can I use the HLG-480H-42A with its adjustable output to fine-tune 42V LED strip brightness?
Yes. The A suffix means it has a built-in potentiometer for adjusting output voltage and current. With a CC range of 21-42V, you can trim the output to match your 42V LED strip's optimal drive level. This is useful when you want to slightly reduce brightness or match a specific LED forward voltage without an external dimmer.
Is the HLG-480H-42A a good choice for powering adjustable 42V LED high-bay lights?
Yes. At 480W and 42V, it has the capacity for high-bay LED fixtures. The adjustable output lets you set the exact voltage and current to match your fixtures' requirements, which can extend LED lifespan and reduce energy consumption by avoiding over-driving.
Can I use the HLG-480H-42A for 42V commercial LED display lighting?
Yes. With 480W at 42V and 11.4A, it can power retail display cabinets, museum lighting, or gallery track systems that use 42V LEDs. The adjustable output is especially useful in these settings where precise light levels matter. Its wide 90-305VAC input works with most commercial power infrastructure globally.
How many meters of 42V LED strip can the HLG-480H-42A support?
Divide 480W by the strip's power draw per meter. For instance, a 42V strip consuming 12W/m could be run up to 40 meters (480W / 12W per meter = 40m). Always verify your strip's rated power per meter and ensure total load stays at or below 480W.
Is the HLG-480H-42A suitable for damp or semi-outdoor installations?
Yes. Its IP65 water-resistant rating protects against low-pressure water jets and dust ingress, making it suitable for covered patios, parking garages, food-processing areas, or any location with splashing water. For fully exposed rain or submersion, consider the IP67-rated HLG-480H-42 or HLG-480H-42B instead.
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Other HLG-480H Models
5 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well HLG-480H-24B Power Supply 480W 24V- Dimmable | 480W | 24V | 20A | IP67 | $142.65 | View |
| Mean Well HLG-480H-24 Power Supply 480W 24V | 480W | 24V | 20A | IP67 | $124.13 | View |
| Mean Well HLG-480H-24A Power Supply 480W 24V - Adjustable | 480W | 24V | 20A | IP65 | $138.61 | View |
| Mean Well HLG-480H-48B Power Supply 480W 48V- Dimmable | 480W | 48V | 10A | IP67 | $142.65 | View |
| Mean Well HLG-480H-54AB Power Supply 480W 54V - Adjustable and Dimmable | 480W | 54V | 8.9A | IP65 | $151.52 | View |
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