All converters

Horsepower hour to Megajoule

Convert Horsepower hour to Megajoule and get the exact value instantly.

About this conversion

To convert Horsepower hour to Megajoule, multiply the number of Horsepower hour by 2.684519538.

Energy shows up as joules, calories, kilowatt-hours or BTU depending on the field (nutrition, an electricity bill, heating or physics), so a conversion makes the numbers comparable.

Conversion table

Horsepower hour (hp·h)Megajoule (MJ)
1 hp·h2.684519538 MJ
2 hp·h5.369039075 MJ
5 hp·h13.42259769 MJ
10 hp·h26.84519538 MJ
100 hp·h268.4519538 MJ

How to use this converter

  1. Enter your Horsepower hour value

    Type any number into the Horsepower hour field. It starts at 1 so you can read the rate straight away.

  2. Read the Megajoule result

    The amount in Megajoule updates as you type, so there is no button to press and nothing to wait for.

  3. Swap or keep exploring

    Use the swap control to flip the direction, or pick a related conversion from the list below.

Frequently asked

How many Megajoule are in one Horsepower hour?
One Horsepower hour equals 2.684519538 MJ. Enter any amount above to get an exact figure for your own value.
Is this converter accurate?
Yes. It uses the exact international definition of each unit and computes on your device, so the only rounding is for display.
Do you upload the numbers I enter?
No. The Horsepower hour to Megajoule conversion runs entirely in your browser tab, and nothing you type is sent to a server.
Does it work on my phone?
Yes. It runs in any modern mobile browser and keeps working offline once the page has loaded.

SERBABISA · CAN DO ANYTHING