Convert btu to watt-hours quickly and accurately using this free online converter
Used in nutrition labels, physics, and electricity consumption.
💡 Calories (kcal) are used in food; joules in science; kWh in electricity.
Wh = BTU × 0.293072
Example: 1 BTU × 0.293072 = 0.293072 Wh
Use kcal for food; kWh for energy consumption; joules for science.
Common uses: nutrition, electricity bills, and scientific calculations.
How do I convert BTU to Wh?
Multiply the value in BTU by 0.293072. For example: 10 BTU = 2.9307 Wh.
When should I use Watt-hours instead of BTU?
Use kcal for food; kWh for energy consumption; joules for science.
Is this converter accurate?
Yes. We use internationally recognized conversion factors, updated to current standards.
| BTU (BTU) | Watt-hours (Wh) |
|---|---|
| 1 BTU | 0.293072 Wh |
| 10 BTU | 2.9307 Wh |
| 50 BTU | 14.6536 Wh |
| 100 BTU | 29.3072 Wh |
| 250 BTU | 73.2681 Wh |
| 500 BTU | 146.5361 Wh |
| 1000 BTU | 293.0722 Wh |
| 2000 BTU | 586.1444 Wh |