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Mean Well IRM-20-5 Switching Power Supply 3W 5V 4A - Encapsulated
The IRM-20 is a 20W Mean Well power converter (input range: 85~305VAC).
Key Features
- ✓ Input voltage range: 85~305VAC
- ✓ 3KVAC reinforced I/O isolation
- ✓ Protections: Overload / Over voltage
- ✓ Safety approvals: WITHSTAND VOLTAGE IEC62368-1, UL62368-1, TUV EN62368-1, EAC TP TC 004, BSMI CNS14336 -1
- ✓ 3 years warranty
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BrandMean Well
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SeriesIRM Series
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Power Rating20 Watt
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Output Voltage5 Volt
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Rated Current4 Ampere
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Input Voltage85V~305V
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No of Output1
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Dimming ControlNone
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Standards MetBSMI,CB,CE,EAC,TUV,UL
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Operation ModeConstant Voltage
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Operating Temperature-30°C~70°C
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Warranty3 Year
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Length2.06 in
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Width1.07 in
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Height0.94 in
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Weight0.11 lb
::specification::
Frequently Asked Questions
Can I use the IRM-20-5 to power a 5V single-board computer or embedded controller?
Yes, this model provides constant-voltage 5V output up to 4A, with 20W total power. That makes it suitable for 5V embedded controllers, SBCs, and supporting logic hardware that stay within that load range. It accepts 85-305VAC input for direct AC-powered equipment designs.
Is the IRM-20-5 appropriate for USB-level 5V logic and peripheral power inside industrial equipment?
It can be appropriate for internal 5V logic and peripheral rails if the combined load does not exceed 4A. The fixed 5V output suits many digital boards, interface modules, and low-voltage automation electronics. The encapsulated PCB-mount construction is intended for integration on the board side of equipment.
Can this model run a 5V HMI controller, touchscreen logic board, or industrial display electronics?
Yes, for 5V display and control electronics that operate within 20W and 4A. That includes low-voltage HMI controller boards or display logic sections that need a regulated 5V rail. The miniature 52.4 x 27.2 x 24.0 mm package helps in compact equipment layouts.
Would the IRM-20-5 fit a compact automation gateway or edge device?
It can fit a compact automation gateway or edge device when the device runs on 5V DC and remains under 4A. The unit weighs 0.05 kg and uses an encapsulated miniature form factor, which supports small internal assemblies. This is a constant-voltage supply, so it is intended for fixed 5V loads rather than variable-output requirements.
Can the IRM-20-5 be used in outdoor or washdown environments?
The operating temperature range is -30C to +70C, so the temperature spec is broad for internal equipment use. The provided specifications do not include an IP rating, which means outdoor or washdown suitability should not be assumed. It is best used inside a protected enclosure.
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Other IRM-20 Models
4 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well IRM-20-24 Switching Power Supply 3W 24V 0.9A - Encapsulated | 21.6W | 24V | 0.9A | Indoor | $10.77 | View |
| Mean Well IRM-20-3.3 Switching Power Supply 3W 3.3V 4.5A - Encapsulated | 14.85W | 3.3V | 4.5A | Indoor | $10.85 | View |
| Mean Well IRM-20-15 Switching Power Supply 3W 15V 1.4A - Encapsulated | 21W | 15V | 1.4A | Indoor | $10.77 | View |
| Mean Well IRM-20-12 Switching Power Supply 3W 12V 1.8A - Encapsulated | 21.6W | 12V | 1.8A | Indoor | $10.77 | View |
