EVERYDAY · ENGINEERING · SCIENCE

Unit conversion. Made clear.

Start with a familiar unit, type a value, and get a dependable answer with sensible precision. Fractions and scientific notation are welcome.

520units ready to convert
ENERGY

Energy & work

Mechanical, electrical, thermal and particle energy.

calₜₕ
therm US

Try a decimal, 1e-9, 1/3, or 5 1/2.

Resultcalₜₕ → therm USConvert thermochemical calorie to U.S. therm
HOW IT IS CALCULATED

Convert through joule

Enter a thermochemical calorie value to calculate U.S. therm with full internal precision before display rounding.

Display precisionAuto · 12 significant digits

Auto keeps up to 12 significant digits, trims unnecessary zeroes, and switches to scientific notation for extreme magnitudes.

QUICK REFERENCE

All units in this quantity

UnitSymbolConverted value
ergfrom calₜₕergInteractive
microjoulefrom calₜₕµJInteractive
millijoulefrom calₜₕmJInteractive
joulefrom calₜₕJInteractive
kilojoulefrom calₜₕkJInteractive
megajoulefrom calₜₕMJInteractive
gigajoulefrom calₜₕGJInteractive
watt-hourfrom calₜₕWhInteractive
kilowatt-hourfrom calₜₕkWhInteractive
megawatt-hourfrom calₜₕMWhInteractive
thermochemical caloriefrom calₜₕcalₜₕInteractive
thermochemical kilocaloriefrom calₜₕkcalₜₕInteractive
International Table caloriefrom calₜₕcalITInteractive
International Table British thermal unitfrom calₜₕBtuITInteractive
U.S. thermfrom calₜₕtherm USInteractive
foot pound-forcefrom calₜₕft·lbfInteractive
electronvoltfrom calₜₕeVInteractive
kiloelectronvoltfrom calₜₕkeVInteractive
megaelectronvoltfrom calₜₕMeVInteractive
gigaelectronvoltfrom calₜₕGeVInteractive
ton of TNTfrom calₜₕt TNTInteractive

SI symbols follow international notation. U.S. and Imperial measures are labelled separately where their values differ.