Collection: Premium LED Drivers | Constant Current & Dimmable | USA Stock


LED Driver Selection Calculator
Find the perfect LED driver for your lighting project
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LED Driver Comparison Guide
Use this table to quickly identify the right LED driver for your lighting application.
| Feature | Constant Current Driver | Constant Voltage Driver |
|---|---|---|
| Output Type | Fixed current (mA) | Fixed voltage (12V / 24V) |
| Best For | Downlights, panels, COB LEDs | LED strips, tape lights |
| Dimming Options | TRIAC, 0–10V | TRIAC, PWM |
| Wattage Range | 10W–150W | 30W–300W |
| Load Matching | Exact load required | Flexible load |
| Efficiency | High | Moderate to High |
| Typical Use | Commercial & architectural | Residential & landscape |
Tip: Not sure which driver you need? Choose based on your LED type and dimming system.
Frequently asked questions
What is LED driver?
A LED driver regulates voltage and current to keep LEDs safe, steady, and efficient, with protections against overvoltage, short circuits, and overheating.
How does LED driver work?
A LED driver regulates current and voltage to keep LEDs safe, bright, and long-lasting.
How to connect LED driver?
To connect a LED driver, wire the input to the power source, output to the LED with correct polarity, ensure ratings match, and then power on.
How to check LED driver?
To check a LED driver, measure input power, test output voltage or current (with LED connected if needed), and replace if output is missing or unstable.
LED driver AC to DC
Constant Voltage – provides a fixed DC voltage (e.g., 12V or 24V) for LED strips.Constant Current – regulates current (e.g., 350mA, 700mA) for high-power LEDs.
How to connect LED driver to power supply?
To connect a LED driver, turn off power, wire input to the supply and output to the LED with correct polarity, then switch power back on.
LED light with driver
A LED light with a driver uses it to regulate power, converting AC to the correct DC; matching ratings and correct wiring ensures safe, efficient, long-lasting operation.
LED light without driver
Using a LED without a driver risks overheating or burnout; a driver ensures safe, efficient, and long-lasting operation.
How to test LED driver?
Use a multimeter to check the output voltage and current-ensure they match the LED’s specifications and are stable.
How to power LED driver?
Connect the LED driver to the correct input voltage (AC or DC) as specified, ensuring proper wiring and polarity before turning it on.
What are LED driver?
An LED driver provides constant current and voltage to protect and power LEDs safely.
What is a LED driver transformer?
An LED driver transformer converts voltage levels to safely power LEDs, often combining AC to DC conversion with current regulation.
What is constant current LED driver?
A constant current LED driver supplies a fixed current to LEDs, ensuring safe and stable operation.