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LED Driver

Lumosmith LED driver, also known as LED power supply or LED transformers, are specifically designed to safely convert high-voltage AC mains power (85V‑240V) into stable low-voltage DC output at 12V or 24V. They provide reliable power for a variety of lighting applications, including recessed light strips, cabinet lighting, advertising light boxes and other low-voltage LED lights which with constant voltage output, high energy efficiency and dependable safety.

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  • High-Efficiency LED Driver: Stable Power Support for All Low-Voltage LED Fixtures

    Designed specifically for space-constrained scenarios, this LED driver adopts a highly integrated, compact solution and miniaturized design, enabling invisible installation. It accurately converts AC 100V–265V to DC 12V or 24V, and is coupled with a fast heat dissipation design to effectively ensure operational stability.

    Additionally, it incorporates lightweight materials and an optimized structure, boasting both a lightweight build and cost-effectiveness. The LED light driver can be easily embedded in recessed fixtures, ceiling cavities, or furniture gaps, and is compatible with a wide range of low-voltage LED lights, whether it be downlights, light strips, cabinet lights, advertising light boxes, showcase spotlights, corridor niche lights, or bathroom vanity lights.

    Furthermore, with efficient voltage stabilization and multiple safety protections, it serves as an ideal choice for LED lighting in small spaces.

  • LED Power Supply, LED Transformer Converter

What Is the Difference Between 12V and 24V LED Driver?

The key distinction between 12V and 24V LED drivers is their output voltage, which significantly impacts system design, performance, and suitability for different applications.

12V drivers are highly versatile and ideal for short-distance installations or small-scale projects. In contrast, 24V drivers offer greater efficiency and reduced voltage drop, making them the superior choice for large-scale installations and long-distance lighting runs.

The foremost selection principle is to comply with the LED product's own voltage specifications. For most new construction or renovation projects, 24V systems generally provide more stable and reliable overall performance.

How to Choose an LED Driver

12V LED Driver 24V LED Driver

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Frequently Asked Questions

There is no fixed "one-size-fits-all" lumen standard for high-quality spotlights. When selecting spotlights, it is essential to clarify scenario-specific needs, avoid blindly pursuing higher lumens.

LED drivers are mainly categorized into two broad types based on different criteria: one by output characteristics and the other by circuit structure.

  • Classified by output characteristics, they fall into constant voltage (CV) types and constant current (CC) types.
  • Classified by circuit structure, they include linear drivers and switch-mode drivers—with the latter covering subcategories such as Buck, Boost, and Buck-Boost.

Whether an LED downlight requires a transformer depends on its rated voltage and design: mains voltage models can be used directly, while low-voltage models must be paired with LED-specific drivers or transformers. When retrofitting from halogen lights, priority should be given to LED-specific drivers to ensure reliability and energy efficiency.

It depends primarily on the light’s rated voltage and design.

Models designed for household mains voltage (e.g., 120V, 230V) mostly incorporate a built-in driver that converts alternating current (AC) to the direct current (DC) required by LEDs. Such lights can be directly connected to the circuit, with no additional transformer needed.

Low-voltage LED lights (e.g., 12V, 24V) must be paired with a transformer or an LED-specific driver to step down the mains voltage; otherwise, excessively high voltage will damage the fixture. Additionally, it is important to note that transformers for old halogen lights may not be compatible with LEDs, so LED-compatible models should be selected instead.

It depends on its rated voltage and design:


For high-voltage LED light strips designed for household mains voltage (e.g., 220V, 120V), they typically have a built-in driver module that converts alternating current (AC) to direct current (DC), allowing direct connection to the circuit without the need for an additional transformer.


For common low-voltage LED light strips (e.g., 12V, 24V), they must be paired with LED-specific constant-voltage drivers (often referred to collectively as "transformers" in daily use). The mains voltage must first be stepped down and the current stabilized by the driver before connecting the light strip—otherwise, excessively high mains voltage will directly burn out the light strip.

To optimize our partners’ production processes and boost efficiency in picking, packaging, shipping and other steps, our products usually have a minimum order quantity (MOQ). This setup also helps reduce costs, allowing us to offer more competitive prices to our customers.