Energy Conversion

Energy Conversion Calculator - Conversions for Btu, calorie [15 °C], calorie [I.T.], Calorie [nutritional], calorie [thermochemical], dekatherm, electronvolt, erg, exajoule, femtojoule, foot pound, gigajoule, gigawatt hour, gram calorie, hartree, horsepower hour, inch ounce, inch pound, joule, kilogram calorie, kilojoule, kilowatt hour, liter atmosphere, megaelectronvolt, megajoule, megawatthour, microjoule, millijoule, nanojoule, newton meter, petajoule, picojoule, Q unit, quad, teraelectronvolt, terajoule, terawatthour, thermie, therm , tonne of coal equivalent, tonne of oil equivalent, ton [explosive], watthour, wattsecond.

Conversion Tool

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Input

Results

Input	Output	Conversion Table
1 ft-lb	12 in-lb	foot pounds to inch pounds
1 in-lb	0.113 Nm	inch pounds to newton meters
1 Nm	0.7376 ft-lb	newton meters to foot pounds
1 in-lb	0.0833 ft-lb	inch pounds to foot pounds
1 ft-lb	1.3558179 Nm	foot pounds to newton meters
1 l-atm	101.325 J	liter atmospheres to joules
1 in-lb	15.999999461875 in-oz	inch pounds to inch ounces
1 Nm	8.850746106833 in-lb	newton meters to inch pounds
1 Nm	3.72506E-7 hph	newton meters to horsepower hours
1 J	1 Nm	joules to newton meters

Sample Energy Conversion

10 foot pound to inch pounds, the result is 120 inch pounds
10 inch pound to newton meters, the result is 1.12984825 newton meters
10 newton meter to foot pounds, the result is 7.375621755694 foot pounds
10 inch pound to foot pounds, the result is 0.8333 foot pounds
10 foot pound to newton meters, the result is 13.558179 newton meters
10 liter atmosphere to joules, the result is 1013.25 joules
10 inch pound to inch ounces, the result is 159.99999461875 inch ounces
10 newton meter to inch pounds, the result is 88.507461068334 inch pounds
10 newton meter to horsepower hours, the result is 3.725061E-6 horsepower hours
10 joule to newton meters, the result is 10 newton meters

Energy Units

English

Energy

Btu [ BTU ]

Btu is the abbreviation of the British thermal unit. It is a traditional unit of energy equal to about 1055 joules.

Calorie [15 °C] [ cal₁₅ ]

Calorie [ 15 °C] is a unit of energy that the amount of energy required to warm on gram of air-free water from 14.5 °C to 15.5 °C at standard atmospheric presure (1 cal [15°C] = 4.1855 J).

Calorie [I.T.] [ cal_it ]

Calorie is a pre-SI metric unit of energy, symbol "cal". Calorie [i.t.] is an International Stream Table calorie equal to 4.1868 joules.

Calorie [nutritional] [ cal_nutritional ]

Calorie [nutritional] is a unit of energy in food.

Calorie [thermochemical] [ cal_th ]

Calorie [thermochemical] is a unit of energy use in thermochemistry.

Dekatherm [ dath ]

Dakatherm is a unit of energy eqal 10 therms, symbol "dath".

Electronvolt [ eV ]

Electronvolts (symbol eV; also written electron volt) is a unit of energy equal to approximately 1.602×10^.19 joule.

Erg [ erg ]

Erg is a unit of energy and mechanical work in the the centimetre-gram-second (CGS) system of units, symbol "erg".

Exajoule [ EJ ]

Exajoule is a unit of energy equal to 1.0E+18 joules, symbol "EJ". This unit comes from a combination of metric-prefix "exa" and SI derived unit of energy "joule".

Femtojoule [ fJ ]

Femtojoule is a unit of energy equal to 1.0E-15 joules, symbol "fJ". This unit comes from a combination of metric-prefix "femto" and SI derived unit of energy "joule".

Foot pound [ ft-lb ]

Foot-pound or foot-pound force is a unit of energy in the Engineering and Gravitational System in United States customy and imperial unit of measure.

Gigajoule [ GJ ]

Gigajoule is a unit of energy equal to 1.0E+9 joules, symbol "GJ". This unit comes from a combination of metric-prefix "giga" and SI derived unit of energy "joule".

Gigawatt hour [ GWh ]

Gigawatt hour is a unit of energy equal to 1000 Megawatt hours, sysmbol "GWh". This unit comes form "giga" metric-prefix and "watt hour" unit of energy.

Gram calorie [ gcal ]

Gram calorie or small calorie (symbol: cal) approximates the energy needed to increase the temperature of 1 gram of water by 1 °C. This is about 4.2 joules.

Hartree [ E_h ]

The hartree is the atomic unit of energy, symbol (E_h or Ha).

Horsepower hour [ hph ]

Horsepower-hour (hph) is an outdated unit of energy, not used in the SI system of units.

Inch ounce [ in-oz ]

Inch ounce is a unit of energy equal to about 0.007061552 joule, symbol "in-oz".

Inch pound [ in-lb ]

Inch pound is a unit of energy equal to about 0.112984829 joules, symbol "in-lb".

Joule [ J ]

Joule is a derived unit of energy or work in the International System of Units, symbol "J".

Kilogram calorie [ Kgcal ]

kilogram calorie, dietary calorie, or food calorie (symbol: Cal) approximates the energy needed to increase the temperature of 1 kilogram of water by 1 °C. This is exactly 1,000 small calories or about 4.2 kilojoules.

Kilojoule [ kJ ]

Kilojoule is a unit of energy equal to 1000 joules, symbol "kJ". This unit comes from a combination of metric-prefix "kilo" and SI derived unit of energy "joule".

Kilowatt hour [ kWh ]

The kilowatt-hour (symbolized kWh) is a unit of energy equivalent to one kilowatt (1 kW) of power expended for one hour (1 h) of time.

Liter atmosphere [ l-atm ]

Liter atmosphere is a unit of energy, symbole "l-atm", equal to 101.32500 joules.

Megaelectronvolt [ MeV ]

Megaelectronvolt is a unit or energy equal 1 000 000 electronvolts, symbol "MeV".

Megajoule [ MJ ]

Megajoule is a unit of energy equal to 1 000 000 joules, symbol "MJ". This unit comes from a combination of metric-prefix "mega" and SI derived unit of energy "joule".

Megawatthour [ MWh ]

Megawatthours is unit of energy equal to 1 000 kilowatt hours, symbol "MWh".

Microjoule [ µJ ]

Microjoule is a unit of energy equal to 1/1 000 000 joule, symbol "µJ". This unit comes from a combination of metric-prefix "micro" and SI derived unit of energy "joule".

Millijoule [ mJ ]

Millijoule is a unit of energy equal to 1/1 000 joule, symbol "mJ". This unit comes from a combination of metric-prefix "milli" and SI derived unit of energy "joule".

Nanojoule [ nJ ]

Nanojoule is a unit of energy equal to 1/1 000 000 000 joule, symbol "nJ". This unit comes from a combination of metric-prefix "nano" and SI derived unit of energy "joule".

Newton meter [ Nm ]

A newton metre is a unit of torque (also called "moment") in the SI system. The symbolic form is Nm or N·m. One newton metre is equal to the torque resulting from a force of one newton applied perpendicularly to a moment arm which is one metre long.

Petajoule [ PJ ]

Petajoule is a unit of energy equal to 1.0E+15 joules, symbol "PJ". This unit comes from a combination of metric-prefix "peta" and SI derived unit of energy "joule".

Picojoule [ pJ ]

Picojoule is a unit of energy equal to 1/1 000 000 000 000 joule, symbol "pJ". This unit comes from a combination of metric-prefix "pico" and SI derived unit of energy "joule".

Q unit [ q unit ]

Q units is a measure of energy system.

Quad [ quad ]

A quad is a unit of energy equal to 10¹⁵ (a short-scale quadrillion) BTU,or 1.055 × 10¹⁸ joules (1.055 exajoules or EJ) in SI units.

Teraelectronvolt [ TeV ]

Teraelectronvolt is a unit of energy equal to 10¹² electronvolts, symbol "TeV". This unit comes form a combination of metrix-prefix "tera" and "electronvolt".

Terajoule [ TJ ]

Terajoule is a unit of energy equal to 1.0E+12 joules, symbol "TJ". This unit comes from a combination of metric-prefix "tera" and SI derived unit of energy "joule".

Terawatthour [ TWh ]

Terawatthours is a unit of energy equal to 1000 Gigawatt hours, symbol "TWh". This unit comes from a combination fo metric-prefix "tera" and "watt hour" unit of energy.

Thermie [ th ]

Thermie (th) is a metric unit of heat energy, part of the meter-tonne-second system sometimes used by European engineers.

Therm [ th ]

The therm (symbol th) is a non-SI unit of heat energy equal to 100,000 British thermal units (BTU).

Tonne of coal equivalent [ TCE ]

Tonne of coal equivalent or ton of coal equivalent (TCE) is, unit of energy, a conventional value of 7 Gcal (IT) = 29.3076 GJ.

Tonne of oil equivalent [ TOE ]

A ton of oil equivalent (TOE) is, unit of energy, a conventional value, based on the amount of energy released by burning one tonne of crude oil, of 41.868 GJ, 11.63 MWh, 1.28 TCE, 39.68 million BTU, or 6.6 - 8.0 actual barrels of oil (depending on actual

Ton [explosive] [ t_explosive ]

Ton [explosive] is a measure of energy.

Watthour [ Wh ]

Watthour (symbolized Wh) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

Wattsecond [ Ws ]

Wattsecon (symbolized Ws) is a unit of energy equivalent to one watt (1 W) of power expended for one second (1 s) of time.