Over 15 years experience of providing support of MEAN WELL Power Supplies
Description
Description
Features
| 115VAC or 230VAC input |
| Built-in active PFC function |
| Fully isolated plastic case |
| Constant current design |
| IP42 design |
| Class II power unit, no FG |
| Low cost |
| Protections: Short circuit / Over temperature |
| Suitable for indoor LED lighting applications |
| Cooling by free air convection |
| 3 years warranty |
General Specification
| AC input voltage range | 230VAC (180 ~ 295VAC) |
| AC inrush current (max.) | Cold start, 25A at 230VAC |
| Withstand voltage | I / P - O / P: 3.75 k VAC |
| Short circuit protection | Hiccup mode, auto-recovery |
| Over Temp. Protection | 95ºC ± 10ºC (RTH1) shut down o / p voltage, re-power on to recover |
| Working temperature | -30 ~ + 50ºC |
| Safety standards | ENEC EN61347-1, EN61347-2-13 independent, EN62384, IP42 approved |
| EMC standards | EN55015, EN61000-3-2 class C, EN61000-3-3, EN61000-4,2, 3, 4, 5, 6, 8, 11, EN61547 |
| Connection Input | H03VVH2-F 0.75mm² x2C (7.5cm) |
| Connection Output | UL1430 18AWGx2C (15cm) |
| Dimension (LxWxH) (mm) | 128x 60x 31.5 |
Specifications
Specifications
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BrandMean Well
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SeriesPLD Series
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Power Rating39.9 Watt
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Output Voltage38 Volt
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Rated Current1.05 Ampere
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Input Voltage180V~295V
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No of Output1
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Dimming ControlNone
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Standards MetCB,CE,cUL,EAC,ENEC,FCC
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Operation ModeConstant Current
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Operating Temperature-30°C~50°C
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Warranty3 Year
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Length5 in
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Width2.36 in
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Height1.24 in
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Weight0.49 lb
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can the PLD-40-1050B be used for a 1050mA LED downlight?
Yes, this driver is built for constant current LED loads at 1050mA. It fits downlights whose total forward voltage is within the 22-38V CC range and whose load remains within the 39.9W rating.
Is the PLD-40-1050B suitable for higher-power small LED arrays?
It can be a fit for small LED arrays that need 1050mA constant current rather than constant voltage input. The array's combined forward voltage must stay between 22V and 38V, with total power up to 39.9W.
Can this driver be used in signage with constant current LED modules?
Yes, if the signage modules are designed for constant current operation at 1050mA. It should not be used in place of a constant voltage supply, and the load must stay within the 22-38V CC window.
Is the PLD-40-1050B appropriate for protected indoor environments?
Its IP42 enclosure and plastic case make it better suited for protected indoor locations than exposed outdoor use. The rated operating temperature is -30°C to +50°C, which supports a broad range of indoor commercial and industrial fixture conditions.
How do I check compatibility with the PLD-40-1050B?
This model provides 1050mA constant current with a CC output range of 22-38V. The number of LEDs depends on each LED's forward voltage, so compatibility depends on the total forward voltage of the LED load, not a fixed LED count.
How does the PLD-40-1050B compare with other 40W PLD drivers?
The PLD-40-1050B delivers 1050mA with a 22-38V CC range and 39.9W output. Other 40W siblings include PLD-40-1400B at 1400mA, 17-29V, 40.6W; PLD-40-1750B at 1750mA, 13-23V, 40.25W; PLD-40-700B at 700mA, 34-57V, 39.9W; PLD-40-500B at 500mA, 45-80V, 40W; and PLD-40-350B at 350mA, 70-108V, 37.8W.
Other PLD-40 Models
5 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well PLD-40-700B Power Supply 40W 700mA | 39.9W | 57V | 0.7A | Indoor | $21.56 | View |
| Mean Well PLD-40-500B Power Supply 40W 500mA | 40W | 80V | 0.5A | Indoor | $20.54 | View |
| Mean Well PLD-40-350B Power Supply 40W 350mA | 37.8W | 108V | 0.35A | Indoor | $20.54 | View |
| Mean Well PLD-40-1750B Power Supply 40W 1750mA | 40.25W | 23V | 1.75A | Indoor | $20.54 | View |
| Mean Well PLD-40-1400B Power Supply 40W 1400mA | 40.6W | 29V | 1.4A | Indoor | $20.54 | View |




