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Mean Well EPS-45-12 Power Supply 45W 12V
The EPS-45 is a 45W Mean Well power converter (input range: 90~264VAC, operating temperature: -30~+70°C).
Key Features
- ✓ Input voltage range: 90~264VAC
- ✓ Cooling by free air convection — no minimum load required
- ✓ Wide operating temperature: -30~+70°C
- ✓ Protections: Short circuit / Overload / Over voltage
- ✓ Safety approvals: UL62368- TUV EN62368-1, EAC TP TC 004
- ✓ 3 years warranty
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BrandMean Well
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SeriesEPS Series
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Power Rating45 Watt
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Output Voltage12 Volt
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Rated Current3.75 Ampere
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Input Voltage90V~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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Length4 in
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Width2 in
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Height1.14 in
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Weight0.31 lb
::specification::
Frequently Asked Questions
Can I use the EPS-45-12 for a 12V PLC accessory or industrial control device?
Yes, if the equipment is designed for constant-voltage 12V DC and its total draw stays within 3.75A and 45W. That makes it suitable for many low-power PLC accessories, relays, interface modules, and control electronics.
Is the EPS-45-12 a fit for a 12V HMI, operator panel, or embedded panel computer?
It can be, when the device requires 12V DC and does not exceed 45W. The 3.75A output gives more current capacity than the 36W 12V version in the same series.
Can this power supply run multiple 12V sensors, fans, or small enclosure loads together?
Yes, if the combined 12V load remains at or below 3.75A and 45W. For grouped panel devices, the main sizing check is the total current on the 12V rail.
Would the EPS-45-12 work for IT, networking, or communications hardware that needs 12V DC?
It can work for 12V IT or communications hardware if the equipment is specified for constant-voltage 12V input and stays within 45W. Its 90-264VAC input supports operation across a broad AC input range.
Is the EPS-45-12 suitable for indoor equipment exposed to temperature swings?
The stated operating range is -30°C to +70°C, which supports a wide range of enclosure temperatures. No IP rating is listed in the provided specs, so those specs do not establish exposed outdoor or wet-environment use.
How does the EPS-45-12 compare with other 12V EPS models?
Among the listed 12V versions, EPS-15-12 is 15W at 1.25A, EPS-25-12 is 25.2W at 2.1A, EPS-35-12 is 36W at 3A, EPS-45-12 and EPS-45-12-C are 45W at 3.75A, EPS-45S-12 is 45.6W at 3.8A, EPS-65-12 and EPS-65-12-C are 65.04W at 5.42A, EPS-65S-12 is 65W at 5.42A, and EPS-120-12 is 84W at 7A. This model sits above the 15W, 25.2W, and 36W units and below the 65W and 84W versions.
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