Convert foot-pounds per second to kilowatts

1 ft·lbf/s=0.001356kW

Use the converter below to change any foot-pounds per second value into kilowatts instantly — with formula, conversion table, and real-world examples.

You have

Equals

0.0013558

Conversion formula

Forward

kilowatts = foot-pounds per second × 0.001356

Reverse

foot-pounds per second = kilowatts × 737.562

Example: 10 ft·lbf/s × 0.001356 = 0.01356 kW.

About both units

From

Foot-Pound per Second

ft·lbf/s

Foot-pound per second equals 1.356 watts. Historical US mechanical-engineering unit, now largely replaced by watts or hp. Still appears in older engineering texts.

Real-world: Largely historical; modern specs use W or hp.

Read full foot-pound per second reference →

Kilowatt

The kilowatt equals 1000 watts. Car engine outputs in metric countries are usually given in kW; 100 kW ≈ 136 PS. Home electric panels are sized in kW (typical European home: 15–25 kW peak).

Real-world: Small car: 80 kW. Performance car: 200+ kW. Home peak load: 3–10 kW. Heat pump: 5–15 kW.

Read full kilowatt reference →

Foot-Pound per Second to Kilowatt conversion table

Common foot-pounds per second to kilowatts values for quick reference.

Foot-Pound per Second (ft·lbf/s)	Kilowatt (kW)
1 ft·lbf/s	0.001356 kW
5 ft·lbf/s	0.006779 kW
10 ft·lbf/s	0.01356 kW
50 ft·lbf/s	0.06779 kW
100 ft·lbf/s	0.1356 kW
500 ft·lbf/s	0.6779 kW
1,000 ft·lbf/s	1.35582 kW
5,000 ft·lbf/s	6.77909 kW
10,000 ft·lbf/s	13.5582 kW
50,000 ft·lbf/s	67.7909 kW

Tips & common mistakes

Quick tips

1 ft·lbf/s = 1.356 W.
550 ft·lbf/s = 1 mechanical hp.
Rarely needed today outside archival references.

Avoid these

Confusing ft·lbf/s (power) with ft·lbf (torque or work).
Using in modern specifications — prefer W or kW.
Mixing with foot-pound (energy) in same calculation.

Frequently asked questions

How many kilowatts in a foot-pound per second?

One foot-pound per second equals 0.001356 kilowatts.

How do I convert foot-pounds per second to kilowatts?

Multiply the foot-pound per second value by 0.001356 to get the equivalent in kilowatts.

What is 100 foot-pounds per second in kilowatts?

100 foot-pounds per second equals 0.1356 kilowatts.

Is a foot-pound per second bigger than a kilowatt?

No. 1 foot-pound per second equals 0.001356 kilowatts, so one foot-pound per second is smaller.

How to convert foot-pounds per second to kilowatts without a calculator?

Multiply by 0 for a quick estimate; use a calculator for precise results.

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