Btus to Watthours Conversion Calculator

1 Btu = 0.2931 watthours

From to

Input

Results

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

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

Table Conversion

With the following tool, you can generate and print the Btus to watthours reference table based on your own needs. You can find a dynamic tool at Btus to watthours table chart (BTU to Wh) or watthours to Btus table chart (Wh to BTU).

Btus to Watthours
Watthours to Btus

BTU	Wh
1	= 0.2931
2	= 0.5861
3	= 0.8792
4	= 1.172284333333
5	= 1.465355416667
6	= 1.7584265
7	= 2.051497583333
8	= 2.344568666667
9	= 2.63763975
10	= 2.930710833333
11	= 3.223781916667
12	= 3.516853
13	= 3.809924083333
14	= 4.102995166667
15	= 4.39606625
16	= 4.689137333333
17	= 4.982208416667
18	= 5.2752795
19	= 5.568350583333
20	= 5.861421666667
21	= 6.15449275
22	= 6.447563833333
23	= 6.740634916667
24	= 7.033706
25	= 7.326777083333

BTU	Wh
26	= 7.619848166667
27	= 7.91291925
28	= 8.205990333333
29	= 8.499061416667
30	= 8.7921325
31	= 9.085203583333
32	= 9.378274666667
33	= 9.67134575
34	= 9.964416833333
35	= 10.257487916667
36	= 10.550559
37	= 10.843630083333
38	= 11.136701166667
39	= 11.42977225
40	= 11.722843333333
41	= 12.015914416667
42	= 12.3089855
43	= 12.602056583333
44	= 12.895127666667
45	= 13.18819875
46	= 13.481269833333
47	= 13.774340916667
48	= 14.067412
49	= 14.360483083333
50	= 14.653554166667

BTU	Wh
51	= 14.94662525
52	= 15.239696333333
53	= 15.532767416667
54	= 15.8258385
55	= 16.118909583333
56	= 16.411980666667
57	= 16.70505175
58	= 16.998122833333
59	= 17.291193916667
60	= 17.584265
61	= 17.877336083333
62	= 18.170407166667
63	= 18.46347825
64	= 18.756549333333
65	= 19.049620416667
66	= 19.3426915
67	= 19.635762583333
68	= 19.928833666667
69	= 20.22190475
70	= 20.514975833333
71	= 20.808046916667
72	= 21.101118
73	= 21.394189083333
74	= 21.687260166667
75	= 21.98033125

BTU	Wh
76	= 22.273402333333
77	= 22.566473416667
78	= 22.8595445
79	= 23.152615583333
80	= 23.445686666667
81	= 23.73875775
82	= 24.031828833333
83	= 24.324899916667
84	= 24.617971
85	= 24.911042083333
86	= 25.204113166667
87	= 25.49718425
88	= 25.790255333333
89	= 26.083326416667
90	= 26.3763975
91	= 26.669468583333
92	= 26.962539666667
93	= 27.25561075
94	= 27.548681833333
95	= 27.841752916667
96	= 28.134824
97	= 28.427895083333
98	= 28.720966166667
99	= 29.01403725
100	= 29.307108333333

Wh	BTU
1	= 3.412141479897
2	= 6.824282959794
3	= 10.236424439691
4	= 13.648565919588
5	= 17.060707399485
6	= 20.472848879382
7	= 23.884990359279
8	= 27.297131839176
9	= 30.709273319073
10	= 34.121414798969
11	= 37.533556278866
12	= 40.945697758763
13	= 44.35783923866
14	= 47.769980718557
15	= 51.182122198454
16	= 54.594263678351
17	= 58.006405158248
18	= 61.418546638145
19	= 64.830688118042
20	= 68.242829597939
21	= 71.654971077836
22	= 75.067112557733
23	= 78.47925403763
24	= 81.891395517527
25	= 85.303536997424

Wh	BTU
26	= 88.715678477321
27	= 92.127819957217
28	= 95.539961437114
29	= 98.952102917011
30	= 102.36424439691
31	= 105.7763858768
32	= 109.1885273567
33	= 112.6006688366
34	= 116.0128103165
35	= 119.42495179639
36	= 122.83709327629
37	= 126.24923475619
38	= 129.66137623608
39	= 133.07351771598
40	= 136.48565919588
41	= 139.89780067577
42	= 143.30994215567
43	= 146.72208363557
44	= 150.13422511547
45	= 153.54636659536
46	= 156.95850807526
47	= 160.37064955516
48	= 163.78279103505
49	= 167.19493251495
50	= 170.60707399485

Wh	BTU
51	= 174.01921547474
52	= 177.43135695464
53	= 180.84349843454
54	= 184.25563991443
55	= 187.66778139433
56	= 191.07992287423
57	= 194.49206435413
58	= 197.90420583402
59	= 201.31634731392
60	= 204.72848879382
61	= 208.14063027371
62	= 211.55277175361
63	= 214.96491323351
64	= 218.3770547134
65	= 221.7891961933
66	= 225.2013376732
67	= 228.61347915309
68	= 232.02562063299
69	= 235.43776211289
70	= 238.84990359279
71	= 242.26204507268
72	= 245.67418655258
73	= 249.08632803248
74	= 252.49846951237
75	= 255.91061099227

Wh	BTU
76	= 259.32275247217
77	= 262.73489395207
78	= 266.14703543196
79	= 269.55917691186
80	= 272.97131839176
81	= 276.38345987165
82	= 279.79560135155
83	= 283.20774283145
84	= 286.61988431134
85	= 290.03202579124
86	= 293.44416727114
87	= 296.85630875103
88	= 300.26845023093
89	= 303.68059171083
90	= 307.09273319073
91	= 310.50487467062
92	= 313.91701615052
93	= 317.32915763042
94	= 320.74129911031
95	= 324.15344059021
96	= 327.56558207011
97	= 330.97772355
98	= 334.3898650299
99	= 337.8020065098
100	= 341.21414798969

Btus
Watthours

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

1 BTU = 252.05597496297 cal₁₅	Btus to calories [15 °C] converter	Btus to calories [15 °C] table
1 BTU = 251.99577242763 cal_it	Btus to calories [I.T.] converter	Btus to calories [I.T.] table
1 BTU = 0.252 cal_nutritional	Btus to Calories [nutritional] converter	Btus to Calories [nutritional] table
1 BTU = 252.16441204589 cal_th	Btus to calories [thermochemical] converter	Btus to calories [thermochemical] table
1 BTU = 9.99999E-7 dath	Btus to dekatherms converter	Btus to dekatherms table
1 BTU = 6.5851382365734E+21 eV	Btus to electronvolts converter	Btus to electronvolts table
1 BTU = 10550559000 erg	Btus to ergs converter	Btus to ergs table
1 BTU = 1.0550559E-15 EJ	Btus to exajoules converter	Btus to exajoules table
1 BTU = 1.0550559E+18 fJ	Btus to femtojoules converter	Btus to femtojoules table
1 BTU = 778.16932495138 ft-lb	Btus to foot pounds converter	Btus to foot pounds table
1 BTU = 1.055056E-6 GJ	Btus to gigajoules converter	Btus to gigajoules table
1 BTU = 2.93E-10 GWh	Btus to gigawatt hours converter	Btus to gigawatt hours table
1 BTU = 252.05597496297 gcal	Btus to gram calories converter	Btus to gram calories table
1 BTU = 2.4199927417827E+20 E_h	Btus to hartrees converter	Btus to hartrees table
1 BTU = 0.0004 hph	Btus to horsepower hours converter	Btus to horsepower hours table
1 BTU = 149408.50536563 in-oz	Btus to inch ounces converter	Btus to inch ounces table
1 BTU = 9338.0318994166 in-lb	Btus to inch pounds converter	Btus to inch pounds table
1 BTU = 1055.0559 J	Btus to joules converter	Btus to joules table
1 BTU = 0.2521 Kgcal	Btus to kilogram calories converter	Btus to kilogram calories table
1 BTU = 1.0550559 kJ	Btus to kilojoules converter	Btus to kilojoules table
1 BTU = 0.0003 kWh	Btus to kilowatt hours converter	Btus to kilowatt hours table
1 BTU = 10.41259215396 l-atm	Btus to liter atmospheres converter	Btus to liter atmospheres table
1 BTU = 6.5851382365734E+15 MeV	Btus to megaelectronvolts converter	Btus to megaelectronvolts table
1 BTU = 0.0011 MJ	Btus to megajoules converter	Btus to megajoules table
1 BTU = 2.93071E-7 MWh	Btus to megawatthours converter	Btus to megawatthours table
1 BTU = 1055055900 µJ	Btus to microjoules converter	Btus to microjoules table
1 BTU = 1055055.9 mJ	Btus to millijoules converter	Btus to millijoules table
1 BTU = 1055055900000 nJ	Btus to nanojoules converter	Btus to nanojoules table
1 BTU = 1055.0559 Nm	Btus to newton meters converter	Btus to newton meters table
1 BTU = 1.0E-12 PJ	Btus to petajoules converter	Btus to petajoules table
1 BTU = 1.0550559E+15 pJ	Btus to picojoules converter	Btus to picojoules table
1 BTU = 1.0E-18 q unit	Btus to Q units converter	Btus to Q units table
1 BTU = 1.0E-15 quad	Btus to quads converter	Btus to quads table
1 BTU = 6585138236.5734 TeV	Btus to teraelectronvolts converter	Btus to teraelectronvolts table
1 BTU = 1.055E-9 TJ	Btus to terajoules converter	Btus to terajoules table
1 BTU = 2.9307108333333E-13 TWh	Btus to terawatthours converter	Btus to terawatthours table
1 BTU = 0.0003 th	Btus to thermies converter	Btus to thermies table
1 BTU = 9.999999E-6 th	Btus to therms converter	Btus to therms table
1 BTU = 3.5999E-8 TCE	Btus to tonnes of coal equivalent converter	Btus to tonnes of coal equivalent table
1 BTU = 2.52E-8 TOE	Btus to tonnes of oil equivalent converter	Btus to tonnes of oil equivalent table
1 BTU = 2.52164E-7 t_explosive	Btus to tons [explosive] converter	Btus to tons [explosive] table
1 BTU = 0.2931 Wh	Btus to watthours converter	Btus to watthours table
1 BTU = 1055.0559 Ws	Btus to wattseconds converter	Btus to wattseconds table

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

1 Wh = 3.412141479897 BTU	watthours to Btus converter	watthours to Btus table
1 Wh = 860.05064742701 cal₁₅	watthours to calories [15 °C] converter	watthours to calories [15 °C] table
1 Wh = 859.84522785899 cal_it	watthours to calories [I.T.] converter	watthours to calories [I.T.] table
1 Wh = 0.8598 cal_nutritional	watthours to Calories [nutritional] converter	watthours to Calories [nutritional] table
1 Wh = 860.4206500956 cal_th	watthours to calories [thermochemical] converter	watthours to calories [thermochemical] table
1 Wh = 3.412138E-6 dath	watthours to dekatherms converter	watthours to dekatherms table
1 Wh = 2.2469423327868E+22 eV	watthours to electronvolts converter	watthours to electronvolts table
1 Wh = 36000000000 erg	watthours to ergs converter	watthours to ergs table
1 Wh = 3.6E-15 EJ	watthours to exajoules converter	watthours to exajoules table
1 Wh = 3.6E+18 fJ	watthours to femtojoules converter	watthours to femtojoules table
1 Wh = 2655.22383205 ft-lb	watthours to foot pounds converter	watthours to foot pounds table
1 Wh = 3.6E-6 GJ	watthours to gigajoules converter	watthours to gigajoules table
1 Wh = 1.0E-9 GWh	watthours to gigawatt hours converter	watthours to gigawatt hours table
1 Wh = 860.05064742701 gcal	watthours to gram calories converter	watthours to gram calories table
1 Wh = 8.2573576152861E+20 E_h	watthours to hartrees converter	watthours to hartrees table
1 Wh = 0.0013 hph	watthours to horsepower hours converter	watthours to horsepower hours table
1 Wh = 509802.95860748 in-oz	watthours to inch ounces converter	watthours to inch ounces table
1 Wh = 31862.6859846 in-lb	watthours to inch pounds converter	watthours to inch pounds table
1 Wh = 3600 J	watthours to joules converter	watthours to joules table
1 Wh = 0.8601 Kgcal	watthours to kilogram calories converter	watthours to kilogram calories table
1 Wh = 3.6 kJ	watthours to kilojoules converter	watthours to kilojoules table
1 Wh = 0.001 kWh	watthours to kilowatt hours converter	watthours to kilowatt hours table
1 Wh = 35.529237601777 l-atm	watthours to liter atmospheres converter	watthours to liter atmospheres table
1 Wh = 2.2469423327868E+16 MeV	watthours to megaelectronvolts converter	watthours to megaelectronvolts table
1 Wh = 0.0036 MJ	watthours to megajoules converter	watthours to megajoules table
1 Wh = 1.0E-6 MWh	watthours to megawatthours converter	watthours to megawatthours table
1 Wh = 3600000000 µJ	watthours to microjoules converter	watthours to microjoules table
1 Wh = 3600000 mJ	watthours to millijoules converter	watthours to millijoules table
1 Wh = 3600000000000 nJ	watthours to nanojoules converter	watthours to nanojoules table
1 Wh = 3600 Nm	watthours to newton meters converter	watthours to newton meters table
1 Wh = 4.0E-12 PJ	watthours to petajoules converter	watthours to petajoules table
1 Wh = 3.6E+15 pJ	watthours to picojoules converter	watthours to picojoules table
1 Wh = 3.4121414798969E-18 q unit	watthours to Q units converter	watthours to Q units table
1 Wh = 3.4121414798969E-15 quad	watthours to quads converter	watthours to quads table
1 Wh = 22469423327.868 TeV	watthours to teraelectronvolts converter	watthours to teraelectronvolts table
1 Wh = 3.6E-9 TJ	watthours to terajoules converter	watthours to terajoules table
1 Wh = 1.0E-12 TWh	watthours to terawatthours converter	watthours to terawatthours table
1 Wh = 0.0009 th	watthours to thermies converter	watthours to thermies table
1 Wh = 3.4121412E-5 th	watthours to therms converter	watthours to therms table
1 Wh = 1.22835E-7 TCE	watthours to tonnes of coal equivalent converter	watthours to tonnes of coal equivalent table
1 Wh = 8.5985E-8 TOE	watthours to tonnes of oil equivalent converter	watthours to tonnes of oil equivalent table
1 Wh = 8.60421E-7 t_explosive	watthours to tons [explosive] converter	watthours to tons [explosive] table
1 Wh = 3600 Ws	watthours to wattseconds converter	watthours to wattseconds table

Energy Units

English

Energy

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]

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.]

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]

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

Calorie [thermochemical]

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

Dekatherm

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

Electronvolt

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

Erg

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

Exajoule

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

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

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

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

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

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

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

Horsepower hour

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

Inch ounce

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

Inch pound

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

Joule

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

Kilogram calorie

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

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

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

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

Megaelectronvolt

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

Megajoule

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

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

Microjoule

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

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

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

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

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

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 units is a measure of energy system.

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

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

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

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

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

Therm

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

Tonne of coal equivalent

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

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]

Ton [explosive] is a measure of energy.

Watthour