Kilocalorie/Hour to Foot-Pound/Second Converter

Power Converter

22 units available

Decimals:

From

To

0.857211

1 kcal/h = 0.857211 ft·lbf/s

Formula:

ft·lbf/s = kcal/h × 0.85721112

With your value: 1 kcal/h = 0.85721112 ft·lbf/s

How big is that?

Everyday references on a logarithmic scale, all expressed in kilocalorie/hour so you can sanity-check the result.

Your value1.00 kcal/h

LED bulb (7.7× your value)7.74 kcal/h

Laptop (56× your value)55.9 kcal/h

Microwave oven (8.6e+2× your value)860 kcal/h

Electric kettle (2.6e+3× your value)2.58e+3 kcal/h

Family car engine (7.7e+4× your value)7.74e+4 kcal/h

Other Kilocalorie/Hour to Foot-Pound/Second conversions

2 kcal/h to ft·lbf/s 3 kcal/h to ft·lbf/s 4 kcal/h to ft·lbf/s 5 kcal/h to ft·lbf/s 6 kcal/h to ft·lbf/s 7 kcal/h to ft·lbf/s 8 kcal/h to ft·lbf/s

Kilocalorie/Hour to Foot-Pound/Second Conversion Table

Kilocalorie/Hour (kcal/h)	Foot-Pound/Second (ft·lbf/s)
0.5	0.428606
1	0.857211
2	1.714422
5	4.286056
10	8.572111
15	12.858167
20	17.144222
25	21.430278
50	42.860556
100	85.721112
250	214.30278
500	428.60556
1000	857.21112

Foot-Pound/Second to Kilocalorie/Hour Conversion Table

Foot-Pound/Second (ft·lbf/s)	Kilocalorie/Hour (kcal/h)
0.5	0.583287
1	1.166574
2	2.333148
5	5.832869
10	11.665738
15	17.498606
20	23.331475
25	29.164344
50	58.328688
100	116.657376
250	291.64344
500	583.28688
1000	1,166.573761

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.

Kilocalorie/Hour (kcal/h)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

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

Foot-Pound/Second (ft·lbf/s)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

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 Kilocalorie/Hour to Foot-Pound/Second

To convert from Kilocalorie/Hour (kcal/h) to Foot-Pound/Second (ft·lbf/s), multiply the value by 0.85721112.

Formula: ft·lbf/s = kcal/h × 0.85721112

Reverse: kcal/h = ft·lbf/s × 1.1665737607

Step-by-Step Example

Start with your value in Kilocalorie/Hour. For example: 5 kcal/h
Multiply by the conversion factor: 5 x 0.85721112
The result is: 4.286056 ft·lbf/s

About Kilocalorie/Hour

The kilocalorie/hour (kcal/h) is a unit of power. One kilocalorie/hour equals 1.162222222 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

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

About Foot-Pound/Second

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

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

Frequently Asked Questions

How many Foot-Pound/Second are in 1 Kilocalorie/Hour?

There are exactly 0.85721112 Foot-Pound/Second in 1 Kilocalorie/Hour. This means the conversion factor from Kilocalorie/Hour to Foot-Pound/Second is 0.85721112.

What is the formula to convert Kilocalorie/Hour to Foot-Pound/Second?

The formula to convert Kilocalorie/Hour to Foot-Pound/Second is: ft·lbf/s = kcal/h × 0.85721112. For example, to convert 10 Kilocalorie/Hour to Foot-Pound/Second, you would multiply 10 by 0.85721112.

What is a Kilocalorie/Hour?