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Mean Well ELG-150-42DA Power Supply 150W 42V - DALI
The ELG-150 is a 150W Mean Well power converter.
Key Features
- ✓ DC output voltage adjustable ±10%
- ✓ 3.75KVAC reinforced I/O isolation
- ✓ Protections: Short circuit / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Safety approvals: UL8750 (type”HL”), EN61347-1, EN61347-2-13 independent, EN62384, IP65 or IP67
- ✓ 3 years warranty
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BrandMean Well
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SeriesELG Series
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Power Rating150 Watt
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Output Voltage42 Volt
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Rated Current3.57 Ampere
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Input Voltage100V~305V
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No of Output1
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Dimming ControlDALI
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Standards MetBSI,CB,CCC,CE,EAC,ENEC,KC,RCM,UL
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Operation ModeConstant Current,Constant Voltage
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Operating Temperature-40°C~90°C
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Warranty5 Year
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Length8.62 in
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Width2.48 in
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Height1.4 in
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Weight2.09 lb
::specification::
Frequently Asked Questions
Can the ELG-150-42DA be used in a DALI-controlled architectural lighting system?
Yes. The DA suffix indicates this unit includes a DALI (Digital Addressable Lighting Interface) dimming input, allowing it to be addressed and dimmed individually within a DALI bus network. At 150W and 42V, it suits commercial or architectural luminaires that require centralized digital dimming control.
Is the ELG-150-42DA appropriate for outdoor LED signage that requires smart building integration?
Yes. The IP67 rating makes the ELG-150-42DA resistant to dust and temporary water immersion, suitable for outdoor installations. The DALI interface enables integration with building management systems or smart lighting controllers, making it a good fit for connected outdoor signage.
How many meters of 42V LED strip can the ELG-150-42DA power?
The ELG-150-42DA delivers up to 150W at 42V. For a strip rated at 10W/m, that supports approximately 15 m (150 ÷ 10 = 15); for a 20W/m strip, about 7.5 m (150 ÷ 20 = 7.5). Always check the actual rated power per meter of your specific strip before finalizing the design.
Can the ELG-150-42DA handle outdoor installations in humid or rainy climates?
Yes. The ELG-150-42DA carries an IP67 rating, providing complete dust protection and protection against temporary water immersion up to 1 m. This makes it suitable for outdoor use in humid, tropical, or rainy environments when properly mounted.
What distinguishes the ELG-150-42DA from the ELG-150-42D2 in terms of dimming?
The ELG-150-42DA uses DALI (IEC 62386) protocol dimming, which is a two-wire digital bus supporting individual addressing and broadcast commands in a lighting network. The ELG-150-42D2 uses a 3-in-1 analogue interface (0–10V, PWM, resistance). Both share the same 150W, 42V, 3.57A output and IP67 rating; the choice depends on whether the project uses DALI or analogue dimming infrastructure.
Can the ELG-150-42DA power LED modules in horticultural grow-light fixtures?
The ELG-150-42DA outputs 42V at up to 3.57A (150W), which is compatible with many 42V-rated horticulture LED modules. The DALI dimming interface also allows photoperiod and intensity control via a compatible DALI controller. Confirm that your LED modules are rated for 42V CC operation.
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Other ELG-150 Models
7 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well ELG-150-48 Power Supply 150W 48V | 150.2W | 48V | 3.13A | IP67 | $40.43 | View |
| Mean Well ELG-150-48DA Power Supply 150W 48V -DALI | 150.2W | 48V | 3.13A | IP67 | $46.89 | View |
| Mean Well ELG-150-48B Power Supply 150W 48V - Dimmable | 150.2W | 48V | 3.13A | IP67 | $43.79 | View |
| Mean Well ELG-150-24DA Power Supply 150W 24V - DALI | 150W | 24V | 6.25A | IP67 | $46.89 | View |
| Mean Well ELG-150-48A-3Y AC-DC Single output LED Driver Mix Mode (CV+CC) with PFC | — | — | — | IP65 | $39.82 | View |
| Mean Well ELG-150-12B Power Supply 120W 12V 3-wire Input - Dimmable | 120W | 12V | 10A | IP67 | $43.79 | View |
| Mean Well ELG-150-12-3Y AC-DC Single output LED Driver Mix Mode (CV+CC) with PFC | 150W | 12V | 10A | IP67 | $68.60 | View |
