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Mean Well ELG-300-12A Power Supply 264W 12V - Adjustable
The ELG-300 is a 300W Mean Well power converter (input range: 100~305VAC).
Key Features
- ✓ Input voltage range: 100~305VAC
- ✓ 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 & EMC
- ✓ 3 years warranty
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BrandMean Well
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SeriesELG Series
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Power Rating264 Watt
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Output Voltage12 Volt
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Rated Current22 Ampere
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Input Voltage100V~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,ENEC,KC,UL
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Operation ModeConstant Current,Constant Voltage
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Operating Temperature-40°C~85°C
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Warranty5 Year
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Length9.69 in
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Width3.03 in
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Height1.56 in
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Weight3.2 lb
::specification::
Frequently Asked Questions
Can the ELG-300-12A power 12V LED strip lighting in large outdoor landscape or pathway installations?
Yes. The ELG-300-12A is rated IP67, providing full waterproof protection suitable for outdoor landscape and pathway lighting. Its operating temperature range of -40°C to +85°C accommodates the thermal swings typical of year-round outdoor installations.
How many meters of 12V LED strip can the ELG-300-12A support?
The ELG-300-12A delivers 264W at 12V. For a 14.4 W/m strip, that supports approximately 18.3 meters (264 ÷ 14.4); for a 10 W/m strip, up to approximately 26 meters. Always verify your strip's rated power per meter and apply a 20% derating margin for thermal reliability.
Is the ELG-300-12A suitable for powering 12V LED lighting in large illuminated outdoor sign cabinets?
Yes. With 264W at 12V and a 22A output, this driver can handle substantial 12V LED module or strip loads inside large sign boxes. The IP67 metal housing allows direct installation in outdoor sign enclosures exposed to rain and humidity.
Can I use the ELG-300-12A for 12V LED lighting in refrigerated display or cold-storage environments?
Yes. The operating temperature range starts at -40°C, making the ELG-300-12A reliable in cold-storage, walk-in cooler, or freezer display lighting applications. The IP67 enclosure also tolerates the condensation that forms when warm air contacts cold surfaces.
What does the 'A' suffix mean on the ELG-300-12A, and what does it allow you to adjust?
The A suffix indicates the output voltage and current are adjustable via built-in trimmers. This allows fine-tuning the 12V output within the CC voltage range of 10–12V, which is useful for compensating voltage drop in long cable runs or fine-matching the driver to specific LED load requirements.
Is the ELG-300-12A well suited for 12V LED theatrical or stage lighting rigs that operate in harsh environments?
Yes. The wide input range of 100–305VAC accommodates international voltages, the IP67 rating provides protection from dust and water, and the -40°C to +85°C operating range covers demanding stage or event environments. The 22A output supports high-current 12V LED wash or flood fixtures.
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Other ELG-300 Models
1 other model| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well ELG-300-24A Power Supply 300W 24V - Adjustable | 300W | 24V | 12.5A | IP67 | $74.72 | View |
