# Horsepower-Hour to Calorie Conversion

## Horsepower-Hour to Calorie Conversion - Convert Horsepower-Hour to Calorie (hp∙h to cal)

### You are currently converting Energy units from Horsepower-Hour to Calorie

1 Horsepower-Hour (hp∙h)

=

641186.4758 Calorie (cal)

Horsepower-Hour : The horsepower-hour (hph) is an outdated unit of energy equal to 2.685 × 106 joules. It is defined as the amount of work a horse is supposed capable of delivering during an hour.

Calorie : The calorie is a pre-SI metric unit of energy. Its symbol is cal, and first defined as a unit of heat by Nicolas Clément in 1824. The calorie is commonly used in the field of chemistry, and in many countries it is commonly used as a unit of food energy. There are two defined for the calorie, gram calorie (approximately equals 4.2 joules) and kilogram calorie (approximately equals 4.2 kilojoules).

### Energy Conversion Calculator

1 Horsepower-Hour = 641186.4758 Calorie (international)

### FAQ about Horsepower-Hour to Calorie Conversion

1 horsepower-hour (hp∙h) is equal to 641186.4758 calorie (cal).

1hp∙h = 641186.4758cal

The Energy E in calorie (cal) is equal to the Energy E in horsepower-hour (hp∙h) times 641186.4758, that conversion formula:

E(cal) = E(hp∙h) × 641186.4758

One Horsepower-Hour is equal to 641186.4758 Calorie:

1hp∙h = 1hp∙h × 641186.4758 = 641186.4758cal

1000 Calorie is equal to 0.00156 Horsepower-Hour:

1000cal = 1000cal / 641186.4758 = 0.00156hp∙h

E(cal) = 5(hp∙h) × 641186.4758 = 3205932.379cal