Foot-Pound/Second to Horsepower (Elec) Converter

Power Converter

22 units available

Decimals:

From

To

0.001817

1 ft·lbf/s = 0.001817 hp (E)

Formula:

hp (E) = ft·lbf/s × 0.0018174503

With your value: 1 ft·lbf/s = 0.00181745 hp (E)

How big is that?

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

Your value1.00 ft·lbf/s

LED bulb (6.6× your value)6.64 ft·lbf/s

Laptop (48× your value)47.9 ft·lbf/s

Microwave oven (7.4e+2× your value)738 ft·lbf/s

Electric kettle (2.2e+3× your value)2.21e+3 ft·lbf/s

Family car engine (6.6e+4× your value)6.64e+4 ft·lbf/s

Other Foot-Pound/Second to Horsepower (Elec) conversions

2 ft·lbf/s to hp (E)3 ft·lbf/s to hp (E)4 ft·lbf/s to hp (E)5 ft·lbf/s to hp (E)6 ft·lbf/s to hp (E)7 ft·lbf/s to hp (E)8 ft·lbf/s to hp (E)

Foot-Pound/Second to Horsepower (Elec) Conversion Table

Foot-Pound/Second (ft·lbf/s)	Horsepower (Elec) (hp (E))
0.5	0.000909
1	0.001817
2	0.003635
5	0.009087
10	0.018175
15	0.027262
20	0.036349
25	0.045436
50	0.090873
100	0.181745
250	0.454363
500	0.908725
1000	1.81745

Horsepower (Elec) to Foot-Pound/Second Conversion Table

Horsepower (Elec) (hp (E))	Foot-Pound/Second (ft·lbf/s)
0.5	275.110682
1	550.221363
2	1,100.442727
5	2,751.106817
10	5,502.213634
15	8,253.320451
20	11,004.427267
25	13,755.534084
50	27,511.068169
100	55,022.136337
250	137,555.340843
500	275,110.681687
1000	550,221.363374

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/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

Horsepower (Elec) (hp (E))

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/Second to Horsepower (Elec)

To convert from Foot-Pound/Second (ft·lbf/s) to Horsepower (Elec) (hp (E)), multiply the value by 0.0018174503.

Formula: hp (E) = ft·lbf/s × 0.0018174503

Reverse: ft·lbf/s = hp (E) × 550.2213633736

Step-by-Step Example

Start with your value in Foot-Pound/Second. For example: 5 ft·lbf/s
Multiply by the conversion factor: 5 x 0.0018174503
The result is: 0.009087 hp (E)

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.

About Horsepower (Elec)

The horsepower (elec) (hp (E)) is a unit of power. One horsepower (elec) equals 746 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 Horsepower (Elec) are in 1 Foot-Pound/Second?

There are exactly 0.0018174503 Horsepower (Elec) in 1 Foot-Pound/Second. This means the conversion factor from Foot-Pound/Second to Horsepower (Elec) is 0.0018174503.

What is the formula to convert Foot-Pound/Second to Horsepower (Elec)?

The formula to convert Foot-Pound/Second to Horsepower (Elec) is: hp (E) = ft·lbf/s × 0.0018174503. For example, to convert 10 Foot-Pound/Second to Horsepower (Elec), you would multiply 10 by 0.0018174503.

What is a Foot-Pound/Second?