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Mean Well HLN-40H-54A Power Supply 40W 54V - IP64, Adjustable
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Mean Well HLN-40H-54A Power Supply 40W 54V - 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 Rating40.5 Watt
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Output Voltage54 Volt
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Rated Current0.75 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-54A for LED signage modules that need constant current?
Yes, if the LED load is designed for constant-current operation within the 32-54V range and up to 0.75A. This model is rated 40.5W at 54V and is specifically listed as suitable for signage applications. It is not a general-purpose constant-voltage driver.
Is the HLN-40H-54A suitable for a 54V linear lighting fixture?
It can be suitable for a linear fixture only when the fixture is specified for constant current and falls inside the 32-54V CC range at 0.75A. The driver delivers up to 40.5W, so the fixture load needs to stay within that rating. Check the fixture's electrical rating before matching it to this driver.
Can this driver power a high-voltage LED strip run?
Only if the strip is a 54V constant-current product that operates within 32-54V at 0.75A. For length, use the power limit: 40.5W divided by your strip's rated watts per meter equals the maximum estimated run length. Check your strip rated power per meter before sizing.
Is the HLN-40H-54A a good fit for outdoor sign lighting?
It is suited to locations where IP64 protection is appropriate, because the case is rated IP64 and the operating temperature range is -40°C to +50°C. That means it is intended for dusty or splash-prone environments rather than full water immersion. Match the enclosure and site conditions to an IP64 product.
Can I use this for architectural accent lighting in a damp area?
Yes, if the lighting load is a constant-current product that needs 0.75A within the 32-54V range and the environment fits an IP64 rating. The fully isolated plastic case and Class 2 power unit design are useful where a compact protected driver is needed. It should only be paired with loads that match its 40.5W, 54V, constant-current output.
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