How many Watt-hour (Wh) are in one British thermal unit (IT) (BTU)?

One British thermal unit (IT) equals 0.293071070172222 Watt-hour.

How do you convert British thermal unit (IT) to Watt-hour?

Multiply the British thermal unit (IT) value by 0.293071070172222 to get the result in Watt-hour.

How do you convert Watt-hour back to British thermal unit (IT)?

Multiply the Watt-hour value by 3.41214163312794 to get back to British thermal unit (IT).

What is 120 British thermal unit (IT) in Watt-hour?

120 British thermal unit (IT) equals 35.1685284206667 Watt-hour.

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British thermal unit (IT) to Watt-hour Converter

Use this page to convert british thermal unit (it) values into watt-hour, with background details, formulas, a worked example, and a quick conversion table.

Conversion formula

1 BTU = 0.293071070172222 Wh

1 Wh = 3.41214163312794 BTU

Example: 120 BTU = 35.1685284206667 Wh

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British thermal unit (IT)

One BTU is the heat needed to raise one pound of water by one degree Fahrenheit under defined conditions.

History: It comes from older heating and steam engineering practice.

Current use: BTU is used in HVAC, heating, and appliance ratings.

Also written as BTU, btu, btus, British thermal units.

Watt-hour

A watt-hour is the energy used by one watt over one hour.

History: It became practical with electrical metering and battery capacity descriptions.

Current use: Watt-hours are used for batteries, devices, solar systems, and electricity use.

Also written as Wh, watt hour, watt hours, watt-hours.

British thermal unit (IT) to Watt-hour table

British thermal unit (IT) [BTU]	Watt-hour [Wh]
0.01 BTU	0.00293071070172222 Wh
0.1 BTU	0.0293071070172222 Wh
1 BTU	0.293071070172222 Wh
2 BTU	0.586142140344444 Wh
5 BTU	1.46535535086111 Wh
10 BTU	2.93071070172222 Wh
20 BTU	5.86142140344444 Wh
50 BTU	14.6535535086111 Wh
100 BTU	29.3071070172222 Wh

Frequently asked questions

How many Watt-hour (Wh) are in one British thermal unit (IT) (BTU)?
One British thermal unit (IT) equals 0.293071070172222 Watt-hour.
How do you convert British thermal unit (IT) to Watt-hour?
Multiply the British thermal unit (IT) value by 0.293071070172222 to get the result in Watt-hour.
How do you convert Watt-hour back to British thermal unit (IT)?
Multiply the Watt-hour value by 3.41214163312794 to get back to British thermal unit (IT).
What is 120 British thermal unit (IT) in Watt-hour?
120 British thermal unit (IT) equals 35.1685284206667 Watt-hour.