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Mean Well ELG-240-42 Power Supply 240W 42V
The ELG-240 is a 240W 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
- ✓ Protections: Short circuit / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Safety approvals: (type”HL”), CSA C22.2 No. 250.13-12;IEC/EN/AS/NZS 61347-1, IEC/EN/AS/NZS 61347-2-13 UL8750 EAC TP TC 004;BIS IS15885(for 24/24B/36/36A/42/42A/48/48A/54/54A only) GB19510.14,GB19510.1; IP65 or IP67; KC61347 1 KC61347 2 13
- ✓ 3 years warranty
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BrandMean Well
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SeriesELG Series
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Power Rating239.82 Watt
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Output Voltage42 Volt
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Rated Current5.71 Ampere
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Input Voltage100V~305V
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No of Output1
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Dimming ControlNone
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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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Length9.61 in
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Width2.8 in
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Height1.48 in
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Weight2.69 lb
::specification::
Frequently Asked Questions
Is the ELG-240-42 suitable for outdoor or wet-location LED installations?
Yes. The ELG-240-42 is rated IP67, meaning it is fully sealed against dust and protected against temporary water immersion up to 1 meter. It can be installed in outdoor enclosures, landscape fixtures, or any wet-area LED application.
How many meters of 42V LED strip can the ELG-240-42 drive?
The ELG-240-42 delivers 239.82W at 42V. For a strip rated at 14.4 W/m, the maximum run is approximately 16.7 m (239.82 ÷ 14.4). Always check your specific strip's rated wattage per meter and apply a 20% safety derating for continuous operation.
Can the ELG-240-42 power 42V LED strips in large-format outdoor display signage?
Yes. The 239.82W capacity and IP67 waterproof housing make this driver suitable for large-format outdoor LED displays or illuminated sign cabinets using 42V LED modules. The –40°C to +90°C operating range handles demanding outdoor temperature extremes.
Is the ELG-240-42 appropriate for LED roadway or street lighting applications?
Yes. The combination of IP67 protection, 239.82W output, wide 100–305VAC input, and –40°C cold-start capability makes this driver a practical choice for roadway luminaires using 42V LED engines. The metal enclosure provides the structural durability required for pole-mounted applications.
Can I use the ELG-240-42 for indoor grow lighting or horticulture LED fixtures at 42V?
Yes. The 239.82W at 42V supports high-intensity horticulture LED boards designed for that voltage. The wide input range accommodates both single-phase and industrial supply voltages, and the operating temperature range covers warm greenhouse environments.
Is the ELG-240-42 compatible with 42V LED modules used in industrial machine vision lighting?
Yes. Industrial machine vision systems often use higher-voltage LED bar or ring lights that may be rated at 42V. The ELG-240-42's stable constant-current output and IP67 sealed housing suit demanding factory-floor environments with airborne particulates or coolant mist.
How does the ELG-240-42 compare to the ELG-240-36 and ELG-240-48 in the same wattage tier?
At the 240W level, the ELG series is available at 36V (6.66A), 42V (5.71A), and 48V (5A), among other voltages. Higher voltages reduce output current, which lowers resistive losses in long cable runs to LED fixtures. All three share the 244 × 71 × 37.5 mm enclosure and IP67 rating at this tier.
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Other ELG-240 Models
5 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well ELG-240-24DA Power Supply 240W 24V - DALI | 240W | 24V | 10A | IP67 | $61.09 | View |
| Mean Well ELG-240-36A Power Supply 240W 36V - Adjustable | 239.76W | 36V | 6.66A | IP65 | $52.87 | View |
| Mean Well ELG-240-48A-3Y AC-DC Single output LED Driver Mix Mode (CV+CC) with PFC | — | — | — | IP65 | $49.17 | View |
| Mean Well ELG-240-48DA-3Y Power Supply 240W 48V 3-wire Input - DALI | 240W | 48V | 5A | IP67 | $59.32 | View |
| Mean Well ELG-240-24-3Y AC-DC Single output LED Driver Mix Mode (CV+CC) with PFC | 240W | 24V | 10A | IP67 | $69.96 | View |
