Over 15 years experience of providing support of MEAN WELL Power Supplies
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Mean Well SCWN03C-12 DC-DC Converter - 3W 36~72V DC in 12V out
Description
Description
The SCWN03C is a 3W Mean Well power converter (input range: 4.5~9Vdc).
Key Features
- ✓ Input voltage range: 4.5~9Vdc
- ✓ 3KVDC reinforced I/O isolation
- ✓ Protections: Short circuit / Overload / Under voltage
- ✓ Safety approvals: EAC TP TC 004
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesSCWN Series
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Power Rating3 Watt
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Output Voltage12 Volt
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Rated Current0.25 Ampere
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Input Voltage36V~72V
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No of Output1
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Dimming ControlNone
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Standards MetCE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~90°C
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Warranty3 Year
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Length1.25 in
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Width0.8 in
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Height0.4 in
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Weight0.03 lb
File Downloads
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Payment & Security
Payment methods
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Frequently Asked Questions
Can I use the SCWN03C-12 to power a 12V control board from a 36-72V source?
Yes, this converter provides a constant 12V output and supports up to 0.25A, with 3W total output power. That makes it suitable for low-power 12V control electronics when the input source is within the listed 36-72V range.
Is the SCWN03C-12 a fit for small 12V sensors or monitoring electronics in industrial equipment?
It can be a fit for low-power 12V sensing or monitoring circuits that stay within 0.25A. Since the unit is limited to 3W, it is intended for lighter 12V electronics rather than higher-draw 12V devices.
Can this converter support a 12V relay or interface section in a compact automation assembly?
It can support low-power 12V interface sections as long as the current demand stays within the 0.25A output rating. Its 31.8 × 20.3 × 10.2 mm dimensions also make it practical where board or enclosure space is tight.
Would the SCWN03C-12 work for a small 12V subsystem inside a higher-voltage control cabinet?
Yes, that is a reasonable use case because it converts the specified 36-72V input range to a regulated 12V output. The important sizing limits are 3W maximum power and 0.25A maximum output current.
Is the SCWN03C-12 rated for outdoor exposure or only temperature extremes?
The published operating temperature range is -40°C to +90°C, so the temperature capability is broad. However, no IP rating is stated, so the specs do not confirm outdoor exposure resistance or sealed-enclosure protection.
What are the output differences across the SCWN03C family?
All four versions are 3W models with the same 36-72V input class. The outputs are 3.3V at 0.6A for SCWN03C-03, 5V at 0.6A for SCWN03C-05, 12V at 0.25A for SCWN03C-12, and 15V at 0.2A for SCWN03C-15.
