How do I convert Watt-hour to British thermal unit?

Multiply the Watt-hour value by 3.4121416 to get the equivalent in British thermal unit. For example, 10 Wh = 34.121416 BTU.

What is 100 Watt-hour in British thermal unit?

100 Wh is equal to 341.21416 BTU.

Yes, our converter uses precise conversion factors based on international standards. Results are accurate to at least 6 significant figures.

Free online Watt-hour (Wh) to British thermal unit (BTU) converter. Get instant, accurate results with our conversion tool.

Watt-hour (Wh)

British thermal unit (BTU)

3.412142

1 Wh = 3.412142 BTU

To convert Watt-hour (Wh) to British thermal unit (BTU), multiply by 3.4121416

British thermal unit (BTU) = Watt-hour (Wh) × 3.4121416