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Mean Well EPS-45S-3.3 Power Supply 26W 3.3V
Description
Description
The EPS-45S is a 45W Mean Well power converter (input range: 80~264VAC).
Key Features
- ✓ Input voltage range: 80~264VAC
- ✓ 3KVAC reinforced I/O isolation
- ✓ Cooling by free air convection
- ✓ Protections: Short circuit / Overload / Over voltage
- ✓ Safety approvals: ISOLATION LEVEL
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesEPS Series
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Power Rating26.4 Watt
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Output Voltage3.3 Volt
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Rated Current8 Ampere
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Input Voltage80V~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-30°C~70°C
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Warranty3 Year
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Length3 in
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Width2 in
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Height0.94 in
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Weight0.24 lb
File Downloads
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the EPS-45S-3.3 for a 3.3V embedded controller or industrial logic board?
Yes, this model is a constant voltage supply with a 3.3V output and up to 8A available. That makes it suitable for 3.3V embedded controllers, industrial logic boards, and other low-voltage electronics that fit within its 26.4W rating.
Is the EPS-45S-3.3 a good fit for powering a 3.3V HMI interface or compact automation panel electronics?
It can be a good fit when the panel electronics require regulated 3.3V DC and stay within 26.4W and 8A. Its 76.2 x 50.8 x 24.0 mm size also suits compact internal equipment layouts where board space is limited.
Can this 3.3V power supply be used for industrial communication or embedded gateway hardware?
Yes, if the hardware is designed for constant 3.3V input and the total draw does not exceed 8A or 26.4W. That aligns well with many low-voltage embedded communication and gateway assemblies used inside control equipment.
Would the EPS-45S-3.3 work for low-voltage test fixtures or bench-level electronics inside industrial environments?
It is appropriate for low-voltage electronics that need a stable 3.3V constant voltage source and fit within 26.4W. The operating temperature range of -30°C to +70°C also supports use in a wide range of indoor industrial conditions.
Is the EPS-45S-3.3 suitable for outdoor or exposed environments?
No IP rating is listed in the provided specs, so this unit is better treated as an internal power supply for protected equipment rather than an exposed outdoor supply. Its operating temperature range is -30°C to +70°C, but environmental suitability should still be judged with the lack of a stated IP rating in mind.
How does the EPS-45S-3.3 compare with the other EPS-45S models?
Within the EPS-45S group, the available outputs are EPS-45S-3.3 at 26.4W, 3.3V, 8A; EPS-45S-5 at 40W, 5V, 8A; EPS-45S-7.5 at 40.5W, 7.5V, 5.4A; EPS-45S-12 at 45.6W, 12V, 3.8A; EPS-45S-15 at 45W, 15V, 3A; EPS-45S-24 at 45.6W, 24V, 1.9A; and EPS-45S-48 at 45.1W, 48V, 0.94A. This model is the lowest-voltage option in that set and also has the lowest wattage rating at 26.4W.
Other EPS-45S Models
6 other models| Model | Power | Voltage | Current | IP Rating | Price | |
|---|---|---|---|---|---|---|
| Mean Well EPS-45S-7.5 Power Supply 40W 7.5V | 40.5W | 7.5V | 5.4A | Indoor | $15.69 | View |
| Mean Well EPS-45S-5 Power Supply 40W 5V | 40W | 5V | 8A | Indoor | $15.69 | View |
| Mean Well EPS-45S-48 Power Supply 45W 48V | 45.1W | 48V | 0.94A | Indoor | $15.69 | View |
| Mean Well EPS-45S-24 Power Supply 45W 24V | 45.6W | 24V | 1.9A | Indoor | $15.69 | View |
| Mean Well EPS-45S-15 Power Supply 45W 15V | 45W | 15V | 3A | Indoor | $15.69 | View |
| Mean Well EPS-45S-12 Power Supply 45W 12V | 45.6W | 12V | 3.8A | Indoor | $15.69 | View |
