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Mean Well HLG-150H-42A Power Supply 150W 42V - Adjustable
The HLG-150H is a 150W 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
- ✓ 3 years warranty
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BrandMean Well
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SeriesHLG Series
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Power Rating150 Watt
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Output Voltage42 Volt
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Rated Current3.6 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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Length8.98 in
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Width2.68 in
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Height1.53 in
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Weight2.54 lb
::specification::
Frequently Asked Questions
Can I use the HLG-150H-42A to fine-tune brightness on 42V LED high-bay fixtures?
Yes. The built-in potentiometer lets you adjust the output voltage and current, so you can trim the drive level to match specific 42V high-bay LEDs. The CC voltage range of 21-42V gives you flexibility to lower the output for reduced brightness without needing an external dimmer.
Is the HLG-150H-42A suitable for powering 42V LED modules in commercial signage?
Yes. At 150W and 42V it can drive LED sign modules, channel letters, or light-box arrays that operate at 42V. The adjustable output is useful for matching the driver precisely to your module string voltage, and the wide 90-305VAC input handles most commercial mains supplies.
Can the HLG-150H-42A drive 42V LED grow lights in a greenhouse?
Yes. The 150W at 42V output is suitable for medium-power horticultural LED panels. The adjustable output allows you to dial in the exact current your grow light requires within the 21-42V CC range. Its IP65 rating protects against water jets and dust typical in greenhouse environments.
How many meters of 42V LED strip can the HLG-150H-42A support?
The HLG-150H-42A delivers up to 150W at 42V. Divide 150 by your strip's wattage per meter to find the maximum length. A strip rated at 12W/m, for example, could run up to 12.5 meters (150W / 12W per meter). Always check your strip's rated power per meter before sizing.
Is the HLG-150H-42A suitable for a covered outdoor patio or canopy installation?
Yes. Its IP65 water-resistant rating protects against low-pressure water jets and dust ingress, which is more than adequate for covered patios, canopies, or soffits. For fully exposed rain installations without any overhead cover, the IP67-rated HLG-150H-42 base model is a better fit.
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Other HLG-150H Models
5 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well HLG-150H-24B Power Supply 150W 24V- Dimmable | 150W | 24V | 6.3A | IP67 | $56.23 | View |
| Mean Well HLG-150H-24 Power Supply 150W 24V | 150W | 24V | 6.3A | IP67 | $54.87 | View |
| Mean Well HLG-150H-12 Power Supply 150W 12V | 150W | 12V | 12.5A | IP67 | $54.87 | View |
| Mean Well HLG-150H-48A Power Supply 150W 48V - Adjustable | 150W | 48V | 3.2A | IP65 | $54.81 | View |
| Mean Well HLG-150H-42B Power Supply 150W 42V- Dimmable | 150W | 42V | 3.6A | IP67 | $54.24 | View |
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