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 Can I replace the bulb in my flashlight with a Luxeon LED? I want to replace my existing lighting with Luxeon LEDs. What do I need? Do I need both a power supply & an LED driver? Can you provide a W-9 form? What is the lens of a Rebel LED made from?