Template:Convert/list of units/energy

Energy
system	unit	code (alternative)	abbreviation	notes	conversion factor/J	combinations
SI	yottajoule	YJ	YJ		10.000000000×10^23
	zettajoule	ZJ	ZJ		10.000000×10^20
	exajoule	EJ	EJ		10.000×10^17
	petajoule	PJ	PJ		10×10^14
	terajoule	TJ	TJ		1,000,000,000,000
	gigajoule	GJ	GJ		1,000,000,000
	megajoule	MJ	MJ		1,000,000
	kilojoule	kJ	kJ		1,000
	hectojoule	hJ	hJ		100
	decajoule	daJ	daJ		10
	joule	J	J		1
	decijoule	dJ	dJ		0.1
	centijoule	cJ	cJ		0.01
	millijoule	mJ	mJ		0.001
	microjoule	μJ (uJ)	µJ		0.000001
	nanojoule	nJ	nJ		0.000000001
	picojoule	pJ	pJ		0.000000000001
	femtojoule	fJ	fJ		1×10^−15
	attojoule	aJ	aJ		1×10^−18
	zeptojoule	zJ	zJ		1×10^−21
	yoctojoule	yJ	yJ		1×10^−24
cgs	megaerg	Merg	Merg		0.1
	kiloerg	kerg	kerg		0.0001
	erg	erg	erg		0.0000001
	millierg	merg	merg		0.0000000001
	microerg	μerg	µerg		1×10^−13
	microerg	uerg	µerg		1×10^−13
Watt-hour multiples	terawatt-hour	TWh	TWh		3.6×10^15
		TW.h (TW·h, TW-h)	TW·h
	gigawatt-hour	GWh	GWh		3.6×10^12
		GW.h (GW·h, GW-h)	GW·h
	megawatt-hour	MWh	MWh		3,600,000,000
		MW.h (MW·h, MW-h)	MW·h
	kilowatt-hour	kWh	kWh		3,600,000
		kW.h (kW·h, kW-h)	kW·h
	watt-hour	Wh	Wh		3,600
		W.h (W·h, W-h)	W·h
	milliwatt-hour	mWh	mWh		3.6
		mW.h (mW·h, mW-h)	mW·h
	microwatt-hour	μWh (uWh)	µWh		0.0036
		μW.h (uW·h, μW.h, uW.h, μW-h, uW-h)	µW·h
Electronvolt multiples	petaelectronvolt	PeV	PeV		0.0001602176487
	teraelectronvolt	TeV	TeV		0.0000001602176487
	gigaelectronvolt	GeV	GeV		0.0000000001602176487
	megaelectronvolt	MeV	MeV		1.602176487×10^−13
	kiloelectronvolt	keV	keV		1.602176487×10^−16
	electronvolt	eV	eV		1.602176487×10^−19
	millielectronvolt	meV	meV		1.602176487×10^−22
	microelectronvolt	μeV (ueV)	µeV		1.602176487×10^−25
	nanoelectronvolt	neV	neV		1.602176487×10^−28
	picoelectronvolt	peV	peV		1.60217649×10^−31
	femtoelectronvolt	feV	feV		1.60218×10^−34
Calorie multiples	calorie	Cal (Calorie)	Cal		4,184
	megacalorie	Mcal	Mcal		4,184,000
	kilocalorie	kcal	kcal		4,184
	calorie	cal	cal		4.184
	millicalorie	mcal	mcal		0.004184
	Calorie (thermochemical)	Cal-th (kg-cal-th)	Calth		4,184
	megacalorie (thermochemical)	Mcal-th (g-cal-th)	Mcalth		4,184,000
	kilocalorie (thermochemical)	kcal-th (g-cal-th)	kcalth		4,184
	calorie (thermochemical)	cal-th (g-cal-th)	calth		4.184
	millicalorie (thermochemical)	mcal-th (g-cal-th)	mcalth		0.004184
	Calorie (15°C)	Cal-15 (kg-cal-15)	Cal15		4,185.8
	megacalorie (15°C)	Mcal-15 (g-cal-15)	Mcal15		4,185,800
	kilocalorie (15°C)	kcal-15 (g-cal-15)	kcal15		4,185.8
	calorie (15°C)	cal-15 (g-cal-15)	cal15		4.1858
	millicalorie (15°C)	mcal-15 (g-cal-15)	mcal15		0.0041858
	Calorie (International Steam Table)	Cal-IT (kg-cal-IT)	CalIT		4,186.8
	megacalorie (International Steam Table)	Mcal-IT (g-cal-IT)	McalIT		4,186,800
	kilocalorie (International Steam Table)	kcal-IT (g-cal-IT)	kcalIT		4,186.8
	calorie (International Steam Table)	cal-IT (g-cal-IT)	calIT		4.1868
	millicalorie (International Steam Table)	mcal-IT (g-cal-IT)	mcalIT		0.0041868
pound/ounce-foot/ inch-hour-minute-second	foot-poundal	ftpdl	ft·pdl		0.0421401100938048
	foot-pound (energy)	ftlbf	ft·lbf		1.3558179483314004
		ftlb-f	ft·lbf
	foot-pound	ftlb	ft·lb
	inch-pound force	inlbf	in·lbf		0.1129848290276167
		inlb-f	in·lbf
	inch-pound	inlb	in·lb
	inch-ounce force	inozf	in·ozf		0.00706155181422604375
		inoz-f	in·ozf
	horsepower-hour	hph	hp·h		2,684,519.537696172792
British thermal unit multiples	British thermal unit	Btu	Btu		1,055.05585262
		BTU	BTU
	thousand British thermal units	MBtu	MBtu		1,055,055.85262
		e3BTU	BTU
	million British thermal units	MMBtu	MMBtu		1,055,055,852.62
		e6BTU	BTU
	British thermal unit (IT)	Btu-IT	BtuIT		1,055.05585262
		BTU-IT	BTUIT
	thousand British thermal units (IT)	MBtu-IT	MBtuIT		1,055,055.85262
		MBTU-IT	MBTUIT
	million British thermal units (IT)	MMBtu-IT	MMBtuIT		1,055,055,852.62
		MMBTU-IT	MMBTUIT
	British thermal unit (thermochemical)	Btu-th	Btuth		1,054.35026444
		BTU-th	BTUth
	thousand British thermal units (thermochemical)	MBtu-th	MBtuth		1,054,350.26444
		MBTU-th	MBTUth
	million British thermal units (thermochemical)	MMBtu-th	MMBtuth		1,054,350,264.44
		MMBTU-th	MMBTUth
	British thermal unit (ISO)	Btu-ISO	BTUISO		1,055.056
		BTU-ISO	BTUISO
	thousand British thermal units (ISO)	MBtu-ISO	MBtuISO		1,055,056
		MBTU-ISO	MBTUISO
	million British thermal units (ISO)	MMBtu-ISO	MMBtuISO		1,055,056,000
		MMBTU-ISO	MMBTUISO
	British thermal unit (39°F)	Btu-39F	Btu39°F		1,059.67
		BTU-39F	BTU39°F
	thousand British thermal units (39°F)	MBtu-39F	MBtu39°F		1,059,670
		MBTU-39F	MBTU39°F
	million British thermal units (39°F)	MMBtu-39F	MMBtu39°F		1,059,670,000
		MMBTU-39F	MMBTU39°F
	British thermal unit (59°F)	Btu-59F	Btu59°F		1,054.804
		BTU-59F	BTU59°F
	thousand British thermal units (59°F)	MBtu-59F	MBtu59°F		1,054,804
		MBTU-59F	MBTU59°F
	million British thermal units (59°F)	MMBtu-59F	MMBtu59°F		1,054,804,000
		MMBTU-59F	MMBTU59°F
	British thermal unit (60°F)	Btu-60F	Btu60°F		1,054.68
		BTU-60F	BTU60°F
	thousand British thermal units (60°F)	MBtu-60F	MBtu60°F		1,054,680
		MBTU-60F	MBTU60°F
	million British thermal units (60°F)	MMBtu-60F	MMBtu60°F		1,054,680,000
		MMBTU-60F	MMBTU60°F
	British thermal unit (63°F)	Btu-63F	Btu63°F		1,054.6
		BTU-63F	BTU63°F
	thousand British thermal units (63°F)	MBtu-63F	MBtu63°F		1,054,600
		MBTU-63F	MBTU63°F
	million British thermal units (63°F)	MMBtu-63F	MMBtu63°F		1,054,600,000
		MMBTU-63F	MMBTU63°F
	British thermal unit (mean)	Btu-mean	Btumean		1,055.87
		BTU-mean	BTUmean
	thousand British thermal units (mean)	MBtu-mean	MBtumean		1,055,870
		MBTU-mean	MBTUmean
	million British thermal units (mean)	MMBtu-mean	MMBtumean		1,055,870,000
		MMBTU-mean	MMBTUmean
	quadrillion British thermal units	quad	quad	assumes the 59 °F Btu and the "long scale" quadrillion (1015)	1.054804×10^18
	therm (EC)	thm-EC	thm (EC)		105,506,000
	therm (UK)	thm-UK	thm (UK)		105,505,585.257348
	therm (US)	thm-US	thm (US)		105,480,400
TNT-based units	teratonne of TNT	TtTNT			4.1840000×10^21
	teraton of TNT	TtonTNT
	gigatonne of TNT	GtTNT			4.1840×10^18
	gigaton of TNT	GtonTNT
	megatonne of TNT	MtTNT			4.184×10^15
	megaton of TNT	MtonTNT	Mt
	kilotonne of TNT	ktTNT			4.184×10^12
	kiloton of TNT	ktonTNT	kt
	tonne of TNT	tTNT			4,184,000,000
	ton of TNT	tonTNT
	kilogram of TNT	kgTNT			4,184,000
	millitonne of TNT	mtTNT
	milliton of TNT	mtonTNT
	gram of TNT	gTNT			4,184
	microtonne of TNT	μtTNT(utTNT)
	microton of TNT	μtonTNT(utonTNT)
oil-based units	gigatonne of oil equivalent	Gtoe	Gtoe		4.18680×10^19
	megatonne of oil equivalent	Mtoe	Mtoe		4.1868×10^16
	kilotonne of oil equivalent	ktoe	ktoe		4.1868×10^13
	tonne of oil equivalent	toe	toe		41,868,000,000
	kilo barrel of oil equivalent	kBOE (kbboe)	kBOE		6.1178632×10^12
	barrel of oil equivalent	BOE	BOE		6,117,863,200
atmospheric-pressure-based units	cubic metre-atmosphere	m3atm	m3·atm		101,325
	standard cubic centimetre	scc	scc		0.101325
	cubic centimetre-atmosphere	cm3atm	cm3·atm
		ccatm	cc·atm
	gigalitre-atmosphere	Glatm	Gl·atm		101,325,000,000
		GLatm	GL·atm
	megalitre-atmosphere	Mlatm	Ml·atm		101,325,000
		MLatm	ML·atm
	kilolitre-atmosphere	klatm	kl·atm		101,325
		kLatm	kL·atm
	standard litre	sl	sl		101.325
	litre-atmosphere	latm	l·atm
		Latm	L·atm
	millilitre-atmosphere	mlatm	l·atm		0.101325
		mLatm	L·atm
	microlitre-atmosphere	μlatm (ulatm)	µl·atm		0.000101325
		μLatm (uLatm)	µL·atm
	standard cubic yard	scy	scy		77,468.5209852288
	cubic yard of atmosphere	cuydatm	cu yd atm
	standard cubic foot	scf (scfoot)	scf	Code "scfoot and cufootatm" will show "standard cubic foot and cubic foot of atmosphere respectively " if plural.	2,869.2044809344
	cubic foot of atmosphere	cuftatm(cufootatm)	cu ft atm
	gallon-atmosphere	impgalatm	imp gal·atm		460.63256925
	gallon-atmosphere	USgalatm(usgalatm)	US gal·atm		383.5568490138
		U.S.galatm (usgalatm)	U.S. gal·atm
Other	foe	foe	foe	1051 ergs	1.0000000000000×10^44
	Board of Trade Unit	B.O.T.U.	B.O.T.U.	an obsolete UK synonym for kilowatt-hour	3,600,000
	Celsius heat unit (International Table)	CHU-IT	CHUIT	1 BTUIT × 1 °C/°F	1,899.100534716
	thermie	th	th	1 McalIT	4,186,800
	Hartree	Eh (Hartree)	Eh		4.35974417×10^−18
	rydberg	Ry	Ry		2.1798741×10^−18
	cubic foot of natural gas	cuftnaturalgas (cufootnaturalgas)		Code "cufootnaturalgas" will show "cubic foot of natural gas" if plural.	1,055,055.85262