What Is the Lighting Calculator?
Plan LED stair lighting with our calculator that determines strip length, wattage, power supply sizing, and material costs. Under-tread LED lighting improves safety by illuminating each step and adds dramatic ambiance to modern staircases.
How to Use This Calculator
- Enter the number of steps and stair width.
- Select LED strip type and watts per foot.
- Review total strip length, wattage, and power supply requirements.
- Check the estimated material cost for your lighting project.
Why Accurate Lighting Calculations Matter
Stair lighting serves both safety and aesthetic purposes. Building codes increasingly recommend illumination of stair treads, and LED strips are an energy-efficient solution. Proper power supply sizing prevents flickering, dimming, and potential fire hazards from overloaded circuits.
Building Code References
Related Tools
Frequently Asked Questions
What type of LED strip is best for stairs?+
Waterproof IP65-rated LED strips at 2700K–3000K warm white provide the best combination of durability and ambiance. Choose 60 LEDs per meter for smooth, even illumination.