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Mean Well SPU03L-12 DC-DC Converter - 3W - 10.8~13.2V in 5V out

SKU SPU03L-12

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The SPU03L is a 3W Mean Well power converter (input range: 4.5~5.5V, operating temperature: -40~+90℃).

Key Features

✓ Input voltage range: 4.5~5.5V
✓ 3KVDC reinforced I/O isolation
✓ Wide operating temperature: -40~+90℃
✓ Protections: Short circuit / Overload
✓ 3 years warranty

Frequently Asked Questions

Can I use the SPU03L-12 to power a 5V microcontroller section in industrial control electronics?

Yes, this model is a constant-voltage 5V output converter rated at 3W. It fits low-power embedded control, monitoring, or logic sections when the available input is 10.8~13.2V.

Is the SPU03L-12 suitable for a 5V sensor or interface circuit inside automation equipment?

It is designed for constant-voltage 5V output with a 3W power rating, which matches low-power 5V sensing or interface electronics. The 10.8~13.2V input range also aligns with applications built around that input window.

Can this converter be used in compact embedded boards with limited space?

Yes, the body is 19.6 × 10.2 × 7.5 mm and weighs 0.0029 kg, so it is sized for very compact electronics. That small footprint is useful in dense embedded, industrial, or IT control assemblies.

Would the SPU03L-12 fit a low-power 5V housekeeping rail in telecom or IT hardware?

For low-power 5V auxiliary electronics, the 3W constant-voltage output makes it a practical fit. It is intended for systems that provide 10.8~13.2V input and need a regulated 5V rail for control-level loads.

Can I use the SPU03L-12 in hot or cold equipment environments?

The specified operating temperature range is -40°C to +90°C. The provided specs do not list an IP rating, so the temperature range is defined but dust and water protection are not specified.

How does the SPU03L-12 compare with the other SPU03L models?

Within the SPU03L series, the SPU03L-12 is 3W with 5V output and listed 600A output current. The SPU03L-05 is 3W with 15V output and listed 200A output current, while the SPU03L-15 is 3W with 5V output and listed 600A output current.

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Model	Power	Voltage	Current	IP Rating
Mean Well SPU03N-15 DC-DC Converter - 3W - 21.6~26.4V in 15V out	3W	15V	0.2A	Indoor	View
Mean Well SPU03N-12 DC-DC Converter - 3W - 10.8~13.2V in 15V out	3W	15V	0.2A	Indoor	View
Mean Well SPU03N-05 DC-DC Converter - 3W - 4.5~5.5V in 12V out	3W	12V	0.25A	Indoor	View
Mean Well SPU03M-15 DC-DC Converter - 3W - 21.6~26.4V in 12V out	3W	12V	0.25A	Indoor	View
Mean Well SPU03M-12 DC-DC Converter - 3W - 10.8~13.2V in 12V out	3W	12V	0.25A	Indoor	View
Mean Well SPU03M-05 DC-DC Converter - 3W - 4.5~5.5V in 5V out	3W	5V	0.6A	Indoor	View
Mean Well SPU03L-15 DC-DC Converter - 3W - 21.6~26.4V in 5V out	3W	5V	0.6A	Indoor	View
Mean Well SPU03L-05 DC-DC Converter - 3W - 4.5~5.5V in 15V out	3W	15V	0.2A	Indoor	View

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Mean Well SPU03L-12 DC-DC Converter - 3W - 10.8~13.2V in 5V out

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Mean Well SPU03L-12 DC-DC Converter - 3W - 10.8~13.2V in 5V out

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