Power conversion

Convert Watt to BTU (IT) per hour

1 watt (W) equals 3.412141633128 btu (it) per hour (BTU/h). Enter any value below to convert from W to BTU/h.

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1 W = 3.4121416331 BTU/h

All Power units

From 1 W
UnitValue
Watt W 1
Kilowatt kW 0.001
Megawatt MW 0.000001
Milliwatt mW 1,000
Mechanical horsepower hp(I) 0.0013410221
Metric horsepower PS 0.0013596216
BTU (IT) per hour BTU/h 3.4121416331
Foot-pound per second ft·lb/s 0.7375621493
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Formula

W to BTU/h conversion formula

Use this relationship for a direct conversion:

BTU/h = W x 3.412141633128

Worked example

2 W = 6.8242832663 BTU/h.

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

Quick reference

Watt to BTU (IT) per hour table

Watt (W)BTU (IT) per hour (BTU/h)
0.010.0341214163
0.10.3412141633
13.4121416331
26.8242832663
517.0607081656
1034.1214163313
2585.3035408282
50170.6070816564
100341.2141633128
1,0003,412.1416331279

From unit

About the watt

One joule per second.

Symbol: W

To unit

About the btu (it) per hour

One International Table BTU transferred per hour.

Symbol: BTU/h

Keep converting

Related conversions

BTU (IT) per hour to WattReverse this conversion Watt to KilowattW to kWWatt to MegawattW to MWWatt to MilliwattW to mWWatt to Mechanical horsepowerW to hp(I)Watt to Metric horsepowerW to PSWatt to Foot-pound per secondW to ft·lb/s

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

W to BTU/h FAQ

How do you convert watt to btu (it) per hour?

Use the formula BTU/h = W x 3.412141633128. 1 watt (W) equals 3.412141633128 btu (it) per hour (BTU/h).

Is the W to BTU/h conversion exact?

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