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Mean Well NPF-40D-48 Power Supply 40W 48V - Dimmable
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Mean Well NPF-40D-48 Power Supply 40W 48V - Dimmable
The NPF-40D is a 40W Mean Well DIN rail power converter with a 150mm profile (input range: 90~305VAC, operating temperature: -40~+80℃).
Key Features
- ✓ 150mm width — DIN rail TS-35 compatible
- ✓ Input voltage range: 90~305VAC
- ✓ 3.75KVAC reinforced I/O isolation
- ✓ Wide operating temperature: -40~+80℃
- ✓ Protections: Short circuit / Over voltage / Over temperature
- ✓ Active PFC — meets international energy efficiency regulations
- ✓ Safety approvals: UL8750(type”HL”), CSA C22.2 No. 250.13-12, ENEC EN61347-1, EN61347-2-13, EN62384 independent, IP67
- ✓ 3 years warranty
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BrandMean Well
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SeriesNPF Series
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Power Rating40.32 Watt
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Output Voltage48 Volt
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Rated Current0.84 Ampere
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Input Voltage90V~305V
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No of Output1
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Dimming Control0-10V,10V PWM,Resistance
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Standards MetCB,CCC,CE,EAC,ENEC,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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Length5.91 in
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Width2.09 in
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Height1.38 in
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Weight1.08 lb
::specification::
Frequently Asked Questions
What dimming protocols are built into the NPF-40D-48?
The NPF-40D-48 includes 3-in-1 dimming supporting PWM signal, 1–10V analog, and resistance (potentiometer) control. All three are built in without requiring external dimming adapters or interface modules.
Is the NPF-40D-48 rated for outdoor or damp-location use?
Yes. The NPF-40D-48 is IP67 rated and operates from -40°C to +85°C. Its 150.0 × 53.0 × 35.0 mm sealed plastic housing supports direct installation in outdoor compact luminaires, landscape lighting, and damp industrial enclosures.
What 48V LED applications benefit from the NPF-40D-48's dimmable 40W output?
The NPF-40D-48 outputs 48V DC at 0.84A (40.32W) in constant-current mode (CC range 28–48V) with 3-in-1 dimming. It suits compact dimmable 48V LED modules in low-power commercial downlights, small architectural accent fixtures, and automation panel lighting where 1–10V or PWM brightness control is required.
How does the NPF-40D-48 compare to the NPF-40D-54?
Both share IP67, 3-in-1 dimming, the 150.0 × 53.0 × 35.0 mm housing, and 0.49 kg weight. NPF-40D-48 outputs 48V at 0.84A (40.32W, CC range 28–48V); NPF-40D-54 outputs 54V at 0.76A (41.04W, CC range 32–54V). Choose based on whether your LED module is rated for 48V or 54V.
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Other NPF-40D Models
8 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well NPF-40D-54 Power Supply 40W 54V - Dimmable | 41.04W | 54V | 0.76A | IP67 | $30.15 | View |
| Mean Well NPF-40D-42 Power Supply 40W 42V - Dimmable | 40.32W | 42V | 0.96A | IP67 | $30.15 | View |
| Mean Well NPF-40D-36 Power Supply 40W 36V - Dimmable | 40.32W | 36V | 1.12A | IP67 | $28.40 | View |
| Mean Well NPF-40D-30 Power Supply 40W 30V - Dimmable | 40.2W | 30V | 1.34A | IP67 | $30.15 | View |
| Mean Well NPF-40D-24 Power Supply 40W 24V - Dimmable | 40.08W | 24V | 1.67A | IP67 | $30.15 | View |
| Mean Well NPF-40D-20 Power Supply 40W 20V - Dimmable | 40W | 20V | 2A | IP67 | $26.54 | View |
| Mean Well NPF-40D-15 Power Supply 40W 15V - Dimmable | 40.08W | 15V | 2.67A | IP67 | $28.40 | View |
| Mean Well NPF-40D-12 Power Supply 40W 12V - Dimmable | 40.08W | 12V | 3.34A | IP67 | $30.15 | View |
