Table
Lumens to LED Watts Conversion Table
Lumens to LED Watts Conversion Table lookup table with assumptions and boundary notes.
Scope
Lighting estimate only. Actual wattage depends on fixture efficacy, driver losses, optics, temperature, and product data.
Lookup table
Estimate LED wattage ranges from lumen output using typical efficacy assumptions.
Scroll sideways to keep row labels aligned with hidden columns.
| Light output (lm) | At 80 lm/W | At 100 lm/W | At 130 lm/W |
|---|---|---|---|
| 450 | 5.6 | 4.5 | 3.5 |
| 800 | 10 | 8 | 6.2 |
| 1100 | 13.8 | 11 | 8.5 |
| 1600 | 20 | 16 | 12.3 |
| 3000 | 37.5 | 30 | 23.1 |
| 5000 | 62.5 | 50 | 38.5 |
| 10000 | 125 | 100 | 76.9 |
| 20000 | 250 | 200 | 153.8 |
Notes
- Check table values for preliminary lookup and arithmetic checks only.
- Confirm equipment ratings, product markings, installation conditions, utility requirements, and the local authority requirements before design or field use.