Convert 1 Horsepower-hour to Watt-second (1 hp⋅h to Watt-second)
Looking to convert 1 horsepower-hour (hp⋅h) to watt-second (Watt-second)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Horsepower-hour and Watt-second and how to calculate conversions manually or using online tools.

Looking to convert 1 horsepower-hour (hp⋅h) to watt-second (Watt-second)? This page provides the accurate result and a detailed explanation of how the conversion is done. Use this information to understand the relationship between Horsepower-hour and Watt-second and how to calculate conversions manually or using online tools.
What is Horsepower-hour to Watt-second Conversion?
Horsepower-hour (hp⋅h) and watt-second (Watt-second) are both units used to measure energy, but they serve different purposes depending on the scale of the measurement. If you ever need to convert horsepower-hour to watt-second, knowing the exact conversion formula is essential.
Hp⋅h to watt-second Conversion Formula:
One Horsepower-hour is equal to 2684864.637 Watt-second.
Formula: 1 hp⋅h = 2684864.637 Watt-second
By using this conversion factor, you can easily convert any energy from horsepower-hour to watt-second with precision.
Convert 1 Horsepower-hour to Watt-second
To convert 1 horsepower-hour to watt-second, multiply the value by 2684864.637 since:
1 horsepower-hour = 2684864.637 watt-second
So:
1 × 2684864.637 = 2684864.637
Result: 1 horsepower-hour = 2684864.637 watt-second
Reverse Conversion
Need the reverse result? You can also convert watt-second back to horsepower-hour by dividing 2684864.637:
2684864.637 watt-second ÷ 2684864.637 = 1 horsepower-hour
For more, visit: Watt-second to Horsepower-hour
Explore Related Conversion Tool
This page focuses specifically on converting 1 Horsepower-hour to Watt-second. If you're looking to convert a different value, you can use our general conversion tool:
Frequently Asked Questions
What is 1 horsepower-hour in watt-second?
1 horsepower-hour is equal to 2684864.637 watt-second.
How do I convert horsepower-hour to watt-second?
Multiply the value in horsepower-hour by 2684864.637 to get the equivalent in watt-second.