Energy
Browse Energy conversions1 British thermal unit = 0.2930710702 watt-hour
How This Conversion Works
British thermal unit and watt-hour are both used for energy conversions. This page converts 1 British thermal unit into 0.2930710702 watt-hour using the formula shown below.
Use this result for quick checks, comparisons, and everyday reference. For work that depends on exact precision, review the rounding setting and the assumption note before using the number.
The precision controls let you switch between a shorter result, the standard readable result, and scientific notation when the value is very large or very small.
Unit Notes
- 1 British thermal unit (BTU) equals 1055.05585262 joule.
- 1 watt-hour (Wh) equals 3600 joule.
Conversion Questions
How do you convert British thermal unit to watt-hour?
This page converts British thermal unit to watt-hour using this formula: (1 x 1055.05585262) / 3600.
What is 1 British thermal unit in watt-hour?
1 British thermal unit equals 0.2930710702 watt-hour.
How many decimals does this converter show?
Displayed to 10 decimal places, trimmed for readability. The precision buttons can also show a shorter result or scientific notation.
Equivalent Values
Nearby Values
- Formula
- (1 x 1055.05585262) / 3600
- Rounding
- Displayed to 10 decimal places, trimmed for readability.
- Assumption
- Energy units use SI definitions. Calorie is the thermochemical calorie at 4.184 joules. BTU is the International Table BTU.