# Conversion/Equivalency Factors

## "W" Conversion/Equivalency Factors

Original Unit Multiplied
By
Conversion
Factor
Equals Final Unit
watts (W) x 3.41 = British thermal units/hour
watts (W) x 0.05 = British thermal units/minute
watts (W) x 1.0E+7 = ergs/second
watts (W) x 44.27 = foot–pounds/minute
watts (W) x 0.73 = foot–pounds/second
watts (W) x 0.001 34 = horsepower (hp)
watts (W) x 1.36E–03 = horsepower, metric
watts (W) x 0.01 = kilogram–calories/minute
watts (W) x 0.001 = kilowatts (kW)
watts (absolute) x 0.05 = British thermal units (mean)/minute
watts (absolute) x 1 = joules/second
watts (international) x 1 = watts (absolute)
watthours (Wh) x 3.41 = British thermal units (Btu)
watthours (Wh) x 36,000,000,000 = ergs
watthours (Wh) x 2,656 = foot–pounds
watthours (Wh) x 859.85 = gram–calories
watthours (Wh) x 0.001 34 = horsepower–hours
watthours (Wh) x 0.86 = kilogram–calories
watthours (Wh) x 367.20 = kilogram–meters
watthours (Wh) x 1.0E–03 = kilowatthours (kWh)
webers (Wb) x 100,000 = kilolines
webers (Wb) x 100,000,000 = maxwells
webers/square inch x 15,500,000 = gausses
webers/square inch x 100,000,000 = lines/square inch
webers/square inch x 0.15 = webers/square centimeter
webers/square inch x 1,550 = webers/square meter
webers/square meter x 10,000 = gausses
webers/square meter x 64,500 = lines/square inch
webers/square meter x 1.0E–04 = webers/square centimeter
webers/square meter x 6.45E–04 = webers/square inch
weeks x 7 = days
weeks x 168 = hours
weeks x 10,080 = minutes (time)
weeks x 6.048E+05 = seconds

a Exact conversion.

b Calculated by the Energy Information Administration.

c Estimated.

This table was last updated January 31, 2014.