Horsepower-hour conversions

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The horsepower-hour conversion selector on this page selects the energy measurement unit to convert to starting from horsepower-hour (hph). To make a conversion starting from a unit of energy other than horsepower-hour, simply click on the "Reset" button.

What is horsepower-hour?

The horsepower-hour is a non-SI unit of energy or work equal to 2.684519538x106 joules (1 hph = 2.684519538x106 J), the SI derived unit of energy. It is also equal to 2.684519538x109 millijoules (mJ), or 2,684.519538 kilojoules (kJ), or 2.684519538 megajoules (MJ), or 0.002684519538 gigajoules (GJ) or 0.7457 kilowatt hours (kWh).

The horsepower-hour unit is used in the railroad industry.

Note:
The SI is an abbreviation for the International System of Units.

Symbol:

hph

Plural:

horsepower-hour

Also known as:

horsepower hour

Horsepower-hour conversions: links

A list with conversions from horsepower-hour to other (metric, imperial, or customary) energy measurement units is displayed below.