How the LED Wattage Calculator works
Required lumens are divided by lumens per watt and rounded up for purchasing.
How to use this tool
- Collect accurate values for required lumens, led efficacy, number of fixtures.
- Enter measurements in the displayed units and select the choices that match this project.
- Select Calculate / Generate, then compare the outputs with the stated LED Wattage Calculator method.
- Apply the result only after checking product specifications and real site conditions.
Example calculation or use case
For a worked LED Wattage Calculator example, use Required lumens = 3000 lm, LED efficacy = 90 lm/W, Number of fixtures = 4. The tool then applies this method: Required lumens are divided by lumens per watt and rounded up for purchasing.