BTU to watt-hours
One BTU is about 0.293071 Wh. North America rates air conditioners and boilers in BTU, so converting to electrical units lets you compare against power draw.
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Common values
Formula
Wh = BTU × 0.29307107
An air conditioner’s "BTU" is nearly always shorthand for BTU per hour. Twelve thousand BTU/h makes one ton of refrigeration.
Frequently asked questions
Q. How many Wh is 1 BTU?
1 BTU is 0.2931 Wh, and 10 BTU is 2.9307 Wh. Type any value in the box above to convert instantly.
Q. And how many BTU is 1 Wh?
1 Wh is 3.4121 BTU. This converter works both ways, so typing in the right box updates the left one.
Q. Where is this unit used?
An air conditioner’s "BTU" is nearly always shorthand for BTU per hour. Twelve thousand BTU/h makes one ton of refrigeration.
Other converters
Traditional units (geun, doe, majigi and so on) vary by region and product.