Energy Conversion

Convert Energy Unit between BTU, Calorie, Kilocalorie, Joule, Electronvolt, Erg, Foot Pound, Foot Poundal, Gram Calorie, Hartree, Horsepower Hour, Inch Ounce, Inch Pound, Watthour, Wattsecond, Kilowatt Hour, Newton Meter, Therm, Thermie, Tonne of Coal equivalent, Tonne of Oil equivalent, Gallon of Diesel, Gallon of Gasoline, Gallon of Kerosene, Gallon of residual oil and other 70 different energy measurement units

Enter energy unit quantity, select units and click 'Convert'
Energy Conversion

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How to use this calculator...
  • Use current calculator (page) to convert Energy from Watthour to Joule. Simply enter Energy quantity and click ‘Convert’. Both Watthour and Joule are Energy measurement units.
  • For conversion to different Energy units, select required units from the dropdown list (combo), enter quantity and click convert
  • For very large or very small quantity, enter number in scientific notation, Accepted format are 3.142E12 or 3.142E-12 or 3.142x10**12 or 3.142x10^12 or 3.142*10**12 or 3.142*10^12 and like wise
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 »  Find Definition of different Units
 »  List of different measurement Units
Supported Conversion Types ...
Angular AccelerationAngular Velocity
AreaBlood Sugar
Clothing SizeComputer Storage Unit
Cooking VolumeCooking Weight
Data Transfer RateDate
DensityDynamic Viscocity
Electric CapacitanceElectric Charge
Electric ConductanceElectric Conductivity
Electric CurrentElectric Field Strength
Electric PotentialElectric Resistance
Electric ResistivityEnergy
Energy DensityEnergy Mass
Euro CurrencyFluid Concentration
Fluid Flow RateFluid Mass Flow Rate
Fuel EconomyHeat Capacity
Heat DensityHeat Flux
Heat Transfer CoefficientIllumination
Image ResolutionInductance
Kinematic ViscosityLength
Luminance (Light)Light Intensity
Linear Charge DensityLinear Current Density
Magnetic Field StrengthMagnetic Flux
Magnetic Flux DensityMagnetomotive Force
Mass Flux DensityMolar Concentration
Molar Flow RateMoment of Inertia
Radiation AbsorbedRadiation Exposure
RadioactivityShoe Size
SoundSpecific Volume
SpeedSurface Charge Density
Surface Current DensitySurface Tension
TemperatureThermal Conductivity
Thermal ExpansionThermal Resistance
VolumeVolume Charge Density
Water Oil ViscosityWeight
Topic of Interest ...
AreaAstrologyBaby Names
BankingBirth ControlChemistry
Chinese AstrologyCity InfoElectricity
TemperatureTime & DateTrain Info
VolumeWeightWorld Clock
Zodiac AstrologyOther 
Are you looking for ...
List of Supported Conversion Types  (sorted)
Quick Info  -  Lookup and Reference
List of Metric, English & Local Units
Definition of different measurement units
Conversion Wizards

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