Foot-Pound/Minute to BTU/Second Converter

Power Converter

22 units available

Decimals:

From

To

2.141779e-5

1 ft·lbf/min = 2.141779e-5 BTU/s

Formula:

BTU/s = ft·lbf/min × 0.0000214178

With your value: 1 ft·lbf/min = 2.141779e-5 BTU/s

How big is that?

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

Your value1.00 ft·lbf/min

LED bulb (4.0e+2× your value)398 ft·lbf/min

Laptop (2.9e+3× your value)2.88e+3 ft·lbf/min

Microwave oven (4.4e+4× your value)4.43e+4 ft·lbf/min

Electric kettle (1.3e+5× your value)1.33e+5 ft·lbf/min

Family car engine (4.0e+6× your value)3.98e+6 ft·lbf/min

Other Foot-Pound/Minute to BTU/Second conversions

2 ft·lbf/min to BTU/s 3 ft·lbf/min to BTU/s 4 ft·lbf/min to BTU/s 5 ft·lbf/min to BTU/s 6 ft·lbf/min to BTU/s 7 ft·lbf/min to BTU/s 8 ft·lbf/min to BTU/s

Foot-Pound/Minute to BTU/Second Conversion Table

Foot-Pound/Minute (ft·lbf/min)	BTU/Second (BTU/s)
0.5	1.070890e-5
1	2.141779e-5
2	4.283558e-5
5	0.000107
10	0.000214
15	0.000321
20	0.000428
25	0.000535
50	0.001071
100	0.002142
250	0.005354
500	0.010709
1000	0.021418

BTU/Second to Foot-Pound/Minute Conversion Table

BTU/Second (BTU/s)	Foot-Pound/Minute (ft·lbf/min)
0.5	23,345.077874
1	46,690.155747
2	93,380.311495
5	233,450.778737
10	466,901.557474
15	700,352.336211
20	933,803.114947
25	1,167,253.893684
50	2,334,507.787369
100	4,669,015.574737
250	11,672,538.936843
500	23,345,077.873685
1000	46,690,155.74737

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/Minute (ft·lbf/min)

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

BTU/Second (BTU/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 Foot-Pound/Minute to BTU/Second

To convert from Foot-Pound/Minute (ft·lbf/min) to BTU/Second (BTU/s), multiply the value by 2.141779e-5.

Formula: BTU/s = ft·lbf/min × 0.0000214178

Reverse: ft·lbf/min = BTU/s × 46,690.1557473703

Step-by-Step Example

Start with your value in Foot-Pound/Minute. For example: 5 ft·lbf/min
Multiply by the conversion factor: 5 x 2.141779e-5
The result is: 0.000107 BTU/s

About Foot-Pound/Minute

The foot-pound/minute (ft·lbf/min) is a unit of power. One foot-pound/minute equals 0.0225969658 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 BTU/Second

The btu/second (BTU/s) is a unit of power. One btu/second equals 1055.055853 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 BTU/Second are in 1 Foot-Pound/Minute?

There are exactly 2.141779e-5 BTU/Second in 1 Foot-Pound/Minute. This means the conversion factor from Foot-Pound/Minute to BTU/Second is 2.141779e-5.

What is the formula to convert Foot-Pound/Minute to BTU/Second?

The formula to convert Foot-Pound/Minute to BTU/Second is: BTU/s = ft·lbf/min × 0.0000214178. For example, to convert 10 Foot-Pound/Minute to BTU/Second, you would multiply 10 by 2.141779e-5.

What is a Foot-Pound/Minute?