Convert Kilocalorie to Watt-hour Online

About Kilocalorie to Watt-hour Conversion

This converter converts Kilocalorie (kcal) to Watt-hour (Wh). One Kilocalorie (kcal) equals 1.1622222222222223 Watt-hour (Wh).

Formula:

1 Kilocalorie (kcal) = 1.1622222222222223 Watt-hour (Wh)

Example:

1 kcal = 1.1622222222222223 Wh
2 kcal = 2.3244444444444445 Wh

Kilocalorie (kcal) to Watt-hour (Wh) Conversion

Convert Kilocalorie to Watt-hour using the exact conversion factor. This page provides the formula, worked examples, and real-world use cases for practical understanding.

Conversion Formula

Watt-hour = Kilocalorie × 1.162222

To convert Kilocalorie (kcal) to Watt-hour (Wh), multiply the value by 1.162222. This factor is obtained by comparing their exact meter definitions.

Worked Example

Convert 1 kcal to Wh.

  • Step 1: Write the formula: Wh = kcal × 1.162222
  • Step 2: Substitute: 1 × 1.162222
  • Step 3: Result: 1.162222 Wh
So, 1 kcal = 1.162222 Wh.

About the Units

Kilocalorie (kcal)

One Kilocalorie (kcal) equals 1.162222 Watt-hour (Wh)

A widely used unit across scientific, engineering, and measurement contexts.

Watt-hour (Wh)

One Watt-hour (Wh) equals 0.860421 Kilocalorie (kcal)

A widely used unit across scientific, engineering, and measurement contexts.

Where This Conversion Is Used

  • Converting values from Kilocalorie to Watt-hour for engineering or scientific workflows.
  • Used when normalizing mixed-unit datasets requiring consistent Watt-hour representation.
  • Applied when comparing different measurement systems across tools and documents.

Frequently Asked Questions

How many Watt-hour (Wh) are in 1 Kilocalorie (kcal)?

1 kcal = 1.162222 Wh.

What is the formula for converting Kilocalorie (kcal) to Watt-hour (Wh)?

Multiply the kcal value by 1.162222.

Can I reverse the conversion?

Yes. 1 Wh = 0.860421 kcal.

Conclusion

By applying the conversion factor shown above, you can reliably convert Kilocalorie (kcal) to Watt-hour (Wh) for use in scientific analysis, engineering calculations, academic work, or daily measurements.

Quick Links for Unit Converters

Convert Kilocalorie to Other Units

Kilocalorie to Joule

1 kcal = 4184 J

1 Kilocalorie (kcal) = 4184 Joules (J)

1 kcal equals 4184 Js.

Kilocalorie to Kilojoule

1 kcal = 4.184 kJ

1 Kilocalorie (kcal) = 4.184 Kilojoules (kJ)

1 kcal equals 4.184 kJs.

Kilocalorie to Megajoule

1 kcal = 0.004184 MJ

1 Kilocalorie (kcal) = 0.004184 Megajoule (MJ)

1 kcal equals 0.004184 MJ.

Kilocalorie to Gigajoule

1 kcal = 0.000004184 GJ

1 Kilocalorie (kcal) = 0.000004184 Gigajoule (GJ)

1 kcal equals 0.000004184 GJ.

Kilocalorie to Watt-hour

1 kcal = 1.1622222222222223 Wh

1 Kilocalorie (kcal) = 1.1622222222222223 Watt-hours (Wh)

1 kcal equals 1.1622222222222223 Whs.

Kilocalorie to Kilowatt-hour

1 kcal = 0.0011622222222222223 kWh

1 Kilocalorie (kcal) = 0.0011622222222222223 Kilowatt-hour (kWh)

1 kcal equals 0.0011622222222222223 kWh.

Kilocalorie to Megawatt-hour

1 kcal = 0.0000011622222222222223 MWh

1 Kilocalorie (kcal) = 0.0000011622222222222223 Megawatt-hour (MWh)

1 kcal equals 0.0000011622222222222223 MWh.

Kilocalorie to Erg

1 kcal = 41840000000 erg

1 Kilocalorie (kcal) = 41840000000 Ergs

1 kcal equals 41840000000 ergs.

Kilocalorie to Calorie

1 kcal = 1000 cal

1 Kilocalorie (kcal) = 1000 Calories (cal)

1 kcal equals 1000 cals.

Kilocalorie to British Thermal Unit

1 kcal = 3.9656512425833603 BTU

1 Kilocalorie (kcal) = 3.9656512425833603 British Thermal Units (BTU)

1 kcal equals 3.9656512425833603 BTUs.

Kilocalorie to Foot-pound force

1 kcal = 3085.9600333303742 ft_lbf

1 Kilocalorie (kcal) = 3085.9600333303742 Foot-pound forces (ft⋅lbf)

1 kcal equals 3085.9600333303742 ft_lbves.

Kilocalorie to Horsepower-hour

1 kcal = 0.0015585671463432713 hp_h

1 Kilocalorie (kcal) = 0.0015585671463432713 Horsepower-hour (hp⋅h)

1 kcal equals 0.0015585671463432713 hp_h.

Kilocalorie to Therm

1 kcal = 0.000039656512425833605 therm_us

1 Kilocalorie (kcal) = 0.000039656512425833605 Therm (US)

1 kcal equals 0.000039656512425833605 therm_us.

Kilocalorie to Electronvolt

1 kcal = 2.6114473967543833e+22 eV

1 Kilocalorie (kcal) = 2.6114473967543833e+22 Electronvolts (eV)

1 kcal equals 2.6114473967543833e+22 eVs.

Kilocalorie to Kiloelectronvolt

1 kcal = 26114473967543833000 keV

1 Kilocalorie (kcal) = 26114473967543833000 Kiloelectronvolts (keV)

1 kcal equals 26114473967543833000 keVs.

Kilocalorie to Megaelectronvolt

1 kcal = 26114473967543828 MeV

1 Kilocalorie (kcal) = 26114473967543828 Megaelectronvolts (MeV)

1 kcal equals 26114473967543828 MeVs.

Kilocalorie to Gigaelectronvolt

1 kcal = 26114473967543.83 GeV

1 Kilocalorie (kcal) = 26114473967543.83 Gigaelectronvolts (GeV)

1 kcal equals 26114473967543.83 GeVs.

Kilocalorie to Tonne of Oil Equivalent

1 kcal = 9.993312314894431e-8 toe

1 Kilocalorie (kcal) = 9.993312314894431e-8 Tonne of Oil Equivalent (toe)

1 kcal equals 9.993312314894431e-8 toe.

Kilocalorie to Tonne of Coal Equivalent

1 kcal = 1.4276160449849187e-7 tce

1 Kilocalorie (kcal) = 1.4276160449849187e-7 Tonne of Coal Equivalent (tce)

1 kcal equals 1.4276160449849187e-7 tce.

Kilocalorie to Hartree

1 kcal = 959689217281022400000 hartree

1 Kilocalorie (kcal) = 959689217281022400000 Hartrees

1 kcal equals 959689217281022400000 hartrees.

Convert Watt-hour to Other Units

Watt-hour to Joule

1 Wh = 3600 J

1 Watt-hour (Wh) = 3600 Joules (J)

1 Wh equals 3600 Js.

Watt-hour to Kilojoule

1 Wh = 3.6 kJ

1 Watt-hour (Wh) = 3.6 Kilojoules (kJ)

1 Wh equals 3.6 kJs.

Watt-hour to Megajoule

1 Wh = 0.0036 MJ

1 Watt-hour (Wh) = 0.0036 Megajoule (MJ)

1 Wh equals 0.0036 MJ.

Watt-hour to Gigajoule

1 Wh = 0.0000036 GJ

1 Watt-hour (Wh) = 0.0000036 Gigajoule (GJ)

1 Wh equals 0.0000036 GJ.

Watt-hour to Kilowatt-hour

1 Wh = 0.001 kWh

1 Watt-hour (Wh) = 0.001 Kilowatt-hour (kWh)

1 Wh equals 0.001 kWh.

Watt-hour to Megawatt-hour

1 Wh = 0.000001 MWh

1 Watt-hour (Wh) = 0.000001 Megawatt-hour (MWh)

1 Wh equals 0.000001 MWh.

Watt-hour to Erg

1 Wh = 36000000000 erg

1 Watt-hour (Wh) = 36000000000 Ergs

1 Wh equals 36000000000 ergs.

Watt-hour to Calorie

1 Wh = 860.4206500956022 cal

1 Watt-hour (Wh) = 860.4206500956022 Calories (cal)

1 Wh equals 860.4206500956022 cals.

Watt-hour to Kilocalorie

1 Wh = 0.8604206500956023 kcal

1 Watt-hour (Wh) = 0.8604206500956023 Kilocalorie (kcal)

1 Wh equals 0.8604206500956023 kcal.

Watt-hour to British Thermal Unit

1 Wh = 3.412128220196008 BTU

1 Watt-hour (Wh) = 3.412128220196008 British Thermal Units (BTU)

1 Wh equals 3.412128220196008 BTUs.

Watt-hour to Foot-pound force

1 Wh = 2655.223738047167 ft_lbf

1 Watt-hour (Wh) = 2655.223738047167 Foot-pound forces (ft⋅lbf)

1 Wh equals 2655.223738047167 ft_lbves.

Watt-hour to Horsepower-hour

1 Wh = 0.0013410233572743254 hp_h

1 Watt-hour (Wh) = 0.0013410233572743254 Horsepower-hour (hp⋅h)

1 Wh equals 0.0013410233572743254 hp_h.

Watt-hour to Therm

1 Wh = 0.00003412128220196008 therm_us

1 Watt-hour (Wh) = 0.00003412128220196008 Therm (US)

1 Wh equals 0.00003412128220196008 therm_us.

Watt-hour to Electronvolt

1 Wh = 2.2469432668058747e+22 eV

1 Watt-hour (Wh) = 2.2469432668058747e+22 Electronvolts (eV)

1 Wh equals 2.2469432668058747e+22 eVs.

Watt-hour to Kiloelectronvolt

1 Wh = 22469432668058747000 keV

1 Watt-hour (Wh) = 22469432668058747000 Kiloelectronvolts (keV)

1 Wh equals 22469432668058747000 keVs.

Watt-hour to Megaelectronvolt

1 Wh = 22469432668058744 MeV

1 Watt-hour (Wh) = 22469432668058744 Megaelectronvolts (MeV)

1 Wh equals 22469432668058744 MeVs.

Watt-hour to Gigaelectronvolt

1 Wh = 22469432668058.746 GeV

1 Watt-hour (Wh) = 22469432668058.746 Gigaelectronvolts (GeV)

1 Wh equals 22469432668058.746 GeVs.

Watt-hour to Tonne of Oil Equivalent

1 Wh = 8.598452278589854e-8 toe

1 Watt-hour (Wh) = 8.598452278589854e-8 Tonne of Oil Equivalent (toe)

1 Wh equals 8.598452278589854e-8 toe.

Watt-hour to Tonne of Coal Equivalent

1 Wh = 1.2283503255128362e-7 tce

1 Watt-hour (Wh) = 1.2283503255128362e-7 Tonne of Coal Equivalent (tce)

1 Wh equals 1.2283503255128362e-7 tce.

Watt-hour to Hartree

1 Wh = 825736420222677000000 hartree

1 Watt-hour (Wh) = 825736420222677000000 Hartrees

1 Wh equals 825736420222677000000 hartrees.