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Mean Well NFM-20-5 Power Supply 20W 5V
AC-DC Single output Medical Open frame power supply; Output 5Vdc at 4.4A; NFM-20-5 is succeeded by MFM-20-5
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BrandMean Well
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SeriesNFM Series
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Power Rating22 Watt
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Output Voltage5 Volt
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Rated Current4.4 Ampere
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Input Voltage85V~264V
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No of Output1
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Dimming ControlNone
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Standards MetCB,CE,EAC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-20°C~60°C
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Warranty3 Year
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Length3.5 in
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Width2.01 in
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Height0.76 in
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Weight0.2 lb
::specification::
Frequently Asked Questions
Can I use the NFM-20-5 for a 5V single-board computer or embedded controller?
Yes, if the load requires constant 5V and stays within 4.4A and 22W. That makes it suitable for 5V embedded computing or control hardware that needs more current than smaller 5V supplies provide.
Is the NFM-20-5 suitable for 5V automation electronics inside a control cabinet?
It is designed for constant-voltage 5V output with up to 4.4A available. For PLC accessory boards, small logic assemblies, or 5V control electronics that remain under 22W, the electrical rating is aligned with that use.
Can this model power multiple 5V industrial interface boards from one supply?
It can when the combined requirement remains at 5V and does not exceed 4.4A or 22W. Compared with lower-power 5V models in the same family, this version gives more headroom for grouped low-voltage loads.
Would the NFM-20-5 work for compact IT or embedded peripherals that need regulated 5V?
Yes, it is intended for constant 5V loads and accepts 85-264VAC input. If the peripherals together stay within 4.4A and 22W, the model is sized for that kind of regulated low-voltage use.
How does the NFM-20-5 compare with other NFM models?
Among the 5V versions, the range goes from NFM-05-5 at 5W and 1A to NFM-10-5 at 10W and 2A, NFM-15-5 at 15W and 3A, and this NFM-20-5 at 22W and 4.4A. The broader NFM family also includes 3.3V models from 4.125W and 1.25A to 14.85W and 4.5A, 12V models from 5.04W and 0.42A to 21.6W and 1.8A, 15V models from 4.95W and 0.33A to 15W and 1A plus NFM-20-15 listed at 14.85W, and 24V models from 5.52W and 0.23A to 22.08W and 0.92A.
Is the NFM-20-5 meant for indoor equipment or exposed environments?
The listed operating temperature range is -20°C to +60°C, which supports use in a broad equipment temperature window. No IP rating is provided in the specs, so exposed outdoor or washdown use is not established by this product data.
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Other NFM-20 Models
3 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well NFM-20-3.3 Power Supply 20W 3.3V | 14.85W | 3.3V | 4.5A | Indoor | $23.87 | View |
| Mean Well NFM-20-24 Power Supply 20W 24V | 22.08W | 24V | 0.92A | Indoor | $26.25 | View |
| Mean Well NFM-20-12 Power Supply 20W 12V | 21.6W | 12V | 1.8A | Indoor | $26.25 | View |
