Can Luxeon LEDs be dimmed? May 20, 2019 18:38 Updated Luxeon LEDs are fully dimmable with a dynamic range that exceeds 1000:1. Dimming is best achieved using a Pulse Width Modulation (PWM) driver. Related articles I want to replace my existing lighting with Luxeon LEDs. What do I need? Can I replace the bulb in my flashlight with a Luxeon LED? How long will Luxeon LEDs last? Will they burn out? Do I need both a power supply & an LED driver? How do I convert lumens to candelas and vice-versa?