AC-DC Switching Power Supply Module 12V/15V 3A | 100-240V
AC-DC Switching Power Supply Module 12V/15V 3A | 100-240V
AC-DC Switching Power Supply Module — 12V/15V 3A
Power your electronics projects with confidence using this compact and efficient AC-DC Switching Power Supply Module. Designed to convert universal AC mains input (100–240V) to a stable DC output of 12V or 15V at up to 3A, this board is an ideal solution for DIY electronics, embedded systems, LED drivers, industrial controls, and a wide range of DC-powered devices. Its constant voltage and current design ensures consistent, reliable power delivery in a remarkably small footprint.
Key Features
- Universal AC Input: Accepts AC 100–240V, making it compatible with mains power worldwide.
- Dual Output Voltage Options: Selectable DC 12V or DC 15V output to suit different project requirements.
- 3A Output Current: Delivers up to 3A of continuous current for stable, dependable power.
- Constant Voltage & Current: Built-in CV/CC control protects connected components from fluctuations.
- Compact Board Design: Measures just 6.79 × 3.93 × 2.35 cm — perfect for space-constrained builds.
- Low Voltage Safety: EU LVD compliant — output is below 50V AC / 75V DC for safe, low-voltage operation.
- Rated Capacity: <40VA — efficient for small-to-mid DIY and industrial applications.
- No High-Concern Chemicals: Contains no regulated high-concern substances.
Specifications
| Input Voltage | AC 100–240V |
| Output Voltage | DC 12V / DC 15V (selectable) |
| Output Current | 3A |
| Rated Capacity | <40VA |
| Dimensions | 6.79 × 3.93 × 2.35 cm |
| Input Type | Switching (AC-DC) |
| LVD Compliance | Below 50V AC / 75V DC |
| Country of Origin | Made in China |
What's in the Box
- 1× AC-DC Switching Power Supply Module
Notes
- Colors may appear slightly different due to monitor settings and lighting conditions.
- Please allow 1–10 mm variance due to manual measurement.
Learn More About Electrical Safety
For guidance on safe handling of electrical components and power supplies, visit the OSHA Electrical Safety Resource. Additionally, the U.S. Consumer Product Safety Commission (CPSC) provides helpful electrical safety guidelines for consumers and makers alike.
Frequently Asked Questions
Q: What input voltage does this AC-DC switching power supply module accept?
A: This module accepts a universal AC input of 100–240V, making it compatible with standard mains power outlets in the United States, Europe, Asia, and most other regions worldwide.
Q: Can I select between 12V and 15V output?
A: Yes — this power supply board supports both DC 12V and DC 15V output. The selectable output voltage makes it flexible for a wide range of electronics projects and devices.
Q: What is the maximum output current of this power supply module?
A: The module delivers a maximum output current of 3A, providing up to approximately 36W (at 12V) or 45W (at 15V) of power for your connected loads.
Q: Is this module safe for DIY electronics projects?
A: Yes. The module operates at low DC output voltages (12V or 15V), well within EU LVD safe-voltage thresholds. However, always exercise caution when working with AC mains input connections and follow proper electrical safety practices. Consult a qualified electrician if you are unsure.
Q: What types of projects is this switching power supply board suitable for?
A: It is well-suited for DIY electronics, Arduino/Raspberry Pi power supplies, LED strip drivers, small motors, industrial control boards, CCTV camera systems, and other DC-powered devices requiring stable 12V or 15V at up to 3A.