Foot-Pound to Watt-Hour Converter

Energy Converter

27 units available

Decimals:

From

To

0.000377

1 ft·lbf = 0.000377 Wh

Formula:

Wh = ft·lbf × 0.0003766161

With your value: 1 ft·lbf = 0.00037662 Wh

How big is that?

Everyday references on a logarithmic scale, all expressed in foot-pound so you can sanity-check the result.

Heartbeat (1/1.4 your value)0.738 ft·lbf

Your value1.00 ft·lbf

AA battery charge (7.4e+3× your value)7.38e+3 ft·lbf

Slice of bread (2.1e+5× your value)2.07e+5 ft·lbf

Daily food intake (6.2e+6× your value)6.20e+6 ft·lbf

Litre of petrol (2.5e+7× your value)2.52e+7 ft·lbf

Other Foot-Pound to Watt-Hour conversions

2 ft·lbf to Wh 3 ft·lbf to Wh 4 ft·lbf to Wh 5 ft·lbf to Wh 6 ft·lbf to Wh 7 ft·lbf to Wh 8 ft·lbf to Wh

Foot-Pound to Watt-Hour Conversion Table

Foot-Pound (ft·lbf)	Watt-Hour (Wh)
0.5	0.000188
1	0.000377
2	0.000753
5	0.001883
10	0.003766
15	0.005649
20	0.007532
25	0.009415
50	0.018831
100	0.037662
250	0.094154
500	0.188308
1000	0.376616

Watt-Hour to Foot-Pound Conversion Table

Watt-Hour (Wh)	Foot-Pound (ft·lbf)
0.5	1,327.611869
1	2,655.223737
2	5,310.447475
5	13,276.118687
10	26,552.237375
15	39,828.356062
20	53,104.474749
25	66,380.593436
50	132,761.186873
100	265,522.373746
250	663,805.934365
500	1,327,611.86873
1000	2,655,223.73746

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

Foot-Pound (ft·lbf)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Watt-Hour (Wh)

Energy

Exact conversion

Derived from the joule (1 J = 1 kg·m²/s²). Thermochemical and IT calories, BTU and kWh are exact defined multiples.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert Foot-Pound to Watt-Hour

To convert from Foot-Pound (ft·lbf) to Watt-Hour (Wh), multiply the value by 0.0003766161.

Formula: Wh = ft·lbf × 0.0003766161

Reverse: ft·lbf = Wh × 2,655.2237374597

Step-by-Step Example

Start with your value in Foot-Pound. For example: 5 ft·lbf
Multiply by the conversion factor: 5 x 0.0003766161
The result is: 0.001883 Wh

About Foot-Pound

The foot-pound (ft·lbf) is a unit of energy and work. One foot-pound equals 1.355817948 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

About Watt-Hour

The watt-hour (Wh) is a unit of energy and work. One watt-hour equals 3600 joules. UnitConvertLab converts it against every other energy unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: energy calculations, engineering and science, education.

Frequently Asked Questions

How many Watt-Hour are in 1 Foot-Pound?

There are exactly 0.0003766161 Watt-Hour in 1 Foot-Pound. This means the conversion factor from Foot-Pound to Watt-Hour is 0.0003766161.

What is the formula to convert Foot-Pound to Watt-Hour?

The formula to convert Foot-Pound to Watt-Hour is: Wh = ft·lbf × 0.0003766161. For example, to convert 10 Foot-Pound to Watt-Hour, you would multiply 10 by 0.0003766161.

What is a Foot-Pound?