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Mean Well HLN-40H-12A Power Supply 40W 12V - IP64, Adjustable
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Mean Well HLN-40H-12A Power Supply 40W 12V - IP64, Adjustable
The HLN-40H is a 40W Mean Well power converter (input range: 90~305VAC, operating temperature: -40~+50℃).
Key Features
- ✓ Input voltage range: 90~305VAC
- ✓ DC output voltage adjustable ±10%
- ✓ 3.75KVAC reinforced I/O isolation
- ✓ Wide operating temperature: -40~+50℃
- ✓ Protections: Short circuit / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Safety approvals: UL8750, CSA C22.2 No. 250.0-08 (except for 48V, 54V), EN61347-1, EN61347-2-13 independent, IP64, J61347-1, J61347-2-13
- ✓ 3 years warranty
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BrandMean Well
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SeriesHLN Series
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Power Rating40 Watt
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Output Voltage12 Volt
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Rated Current3.33 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,TUV,UL
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Operation ModeConstant Current,Constant Voltage
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Operating Temperature-40°C~50°C
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Warranty3 Year
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Length6.34 in
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Width2.42 in
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Height1.38 in
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Weight0.77 lb
::specification::
Frequently Asked Questions
Can I use the HLN-40H-12A for 12V LED signage?
Yes, for 12V LED signage loads that match this driver’s 12V output, 3.33A output current, and 40W power rating. It is specifically noted as suitable for signage applications, and the IP64 fully isolated plastic case helps in locations where dust and splashing water are a concern. Check that the LED load operates within the 7-12V constant current range.
Can the HLN-40H-12A be used with 12V LED strip lighting?
It can be used with 12V LED strip lighting only if the strip’s electrical requirements match a constant current driver with a 7-12V range, 3.33A output, and 40W maximum power. This is not a universal match for every 12V strip, so the strip specification needs to be checked before pairing. Keep the total connected load at or below 40W.
Is the HLN-40H-12A suitable for 12V accent or architectural lighting?
Yes, if the 12V lighting load fits this driver’s 40W rating, 3.33A output current, and 7-12V constant current range. Its IP64 enclosure and fully isolated plastic case make it appropriate for lighting applications that need protection beyond a basic indoor-only driver. Confirm the fixture or module is designed for these electrical ratings.
How much 12V LED strip can the HLN-40H-12A run?
This driver can supply up to 40W at 12V. To estimate maximum strip length, use 40W divided by your strip’s rated power per meter to get the maximum meters. Check your strip rated power per meter and keep the total load within 40W.
Can the HLN-40H-12A be used outdoors or in damp locations?
The HLN-40H-12A is rated IP64, so it is intended for environments where protection from dust and splashing water is needed. Its operating temperature range is -40°C to +50°C, which supports use in demanding conditions within that range. It should be selected only where IP64 protection is appropriate.
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