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Mean Well SD-15B-12 DC-DC Converter - 15W - 18~36V in 12V out

2:1 wide input range, 1.5~2KVAC isolation by models

SKU:

SD-15B-12

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Description

The SD-15B is a 15W Mean Well power converter.

Key Features

✓ 1.5KVAC reinforced I/O isolation
✓ Protections: Over voltage
✓ Safety approvals: EAC TP TC 004
✓ 3 years warranty

Specifications

Brand

Mean Well
Series

SD Series
Power Rating

15 Watt
Output Voltage

12 Volt
Rated Current

1.25 Ampere
Input Voltage

18V~36V
Standards Met

EAC
Operation Mode

Constant Voltage
Operating Temperature

-20°C~85°C
Warranty

3 Year
Length

7.8 cm
Width

5.1 cm
Height

2.8 cm
Weight

0.18 kg

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Frequently Asked Questions

Can I use the SD-15B-12 to supply a small 12V automation load from an 18-36 input source?

Yes, this model is built for a wider 18-36 input range and provides a constant 12V output at up to 1.25A. Its 15W rating suits lower-power 12V automation, embedded, or industrial auxiliary loads within that limit.

Is the SD-15B-12 appropriate for a 24V-class control system that needs a small regulated 12V rail?

It can be appropriate when the available source is within the 18-36 input range and the downstream device needs 12V constant voltage. The output is limited to 15W and 1.25A, so it is intended for smaller 12V devices rather than heavier loads.

Can this converter power a compact 12V HMI accessory, relay interface, or control board?

This converter is better suited to low-power 12V accessories or control boards that stay within 1.25A output current. Its compact 78.0 × 51.0 × 28.0 mm size and 0.18 kg weight also help where panel space is limited.

Is the SD-15B-12 suitable for outdoor environments or only indoor enclosures?

The operating temperature range is -20°C to +85°C, which supports a broad temperature window. No IP rating is listed in the provided specifications, so the product data does not confirm outdoor, wet-location, or washdown use.

How does the SD-15B-12 differ from the other SD-15B models?

The SD-15B family includes SD-15B-5 at 15W, 5V, 3A; SD-15B-12 at 15W, 12V, 1.25A; and SD-15B-24 at 15W, 24V, 0.62A. All three share the 18-36 input range, constant voltage mode, -20°C to +85°C operating temperature, 78.0 × 51.0 × 28.0 mm dimensions, 0.18 kg weight, EAC certification, and a 3-year warranty.

Model	Power	Voltage	Current	IP Rating
Mean Well SD-15B-5 DC-DC Converter - 15W - 18~36V in 5V out	15W	5V	3A	Indoor	View

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Mean Well SD-15B-12 DC-DC Converter - 15W - 18~36V in 12V out

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Frequently Asked Questions

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Mean Well SD-15B-12 DC-DC Converter - 15W - 18~36V in 12V out

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