Power conversion

Convert Foot-pound per second to BTU (IT) per hour

1 foot-pound per second (ft·lb/s) equals 4.626242868444 btu (it) per hour (BTU/h). Enter any value below to convert from ft·lb/s to BTU/h.

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1 ft·lb/s = 4.6262428684 BTU/h

All Power units

From 1 ft·lb/s
UnitValue
Watt W 1.3558179483
Kilowatt kW 0.0013558179
Megawatt MW 0.0000013558
Milliwatt mW 1,355.8179483314
Mechanical horsepower hp(I) 0.0018181818
Metric horsepower PS 0.0018433994
BTU (IT) per hour BTU/h 4.6262428684
Foot-pound per second ft·lb/s 1
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Formula

ft·lb/s to BTU/h conversion formula

Use this relationship for a direct conversion:

BTU/h = ft·lb/s x 4.626242868444

Worked example

2 ft·lb/s = 9.2524857369 BTU/h.

Horsepower type is always identified because mechanical and metric horsepower differ by about 1.4 percent.

Quick reference

Foot-pound per second to BTU (IT) per hour table

Foot-pound per second (ft·lb/s)BTU (IT) per hour (BTU/h)
0.010.0462624287
0.10.4626242868
14.6262428684
29.2524857369
523.1312143422
1046.2624286844
25115.6560717111
50231.3121434222
100462.6242868444
1,0004,626.2428684437

From unit

About the foot-pound per second

One foot-pound of work per second.

Symbol: ft·lb/s

To unit

About the btu (it) per hour

One International Table BTU transferred per hour.

Symbol: BTU/h

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Related conversions

Source

Conversion standard

Definitions are checked against NIST SP 811: Power units. Calculations use full internal precision before display rounding.

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Questions

ft·lb/s to BTU/h FAQ

How do you convert foot-pound per second to btu (it) per hour?

Use the formula BTU/h = ft·lb/s x 4.626242868444. 1 foot-pound per second (ft·lb/s) equals 4.626242868444 btu (it) per hour (BTU/h).

Is the ft·lb/s to BTU/h conversion exact?

Horsepower type is always identified because mechanical and metric horsepower differ by about 1.4 percent.