Horsepower to BTU per hour
Convert Horsepower to BTU per hour instantly. Free online power unit converter with exact formula, conversion table and FAQ.
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Formula
BTU/h = hp × 2544.433578
hp = BTU/h × 0.0003930147789
Conversion table
| 1 hp | 2544.43 BTU/h |
| 5 hp | 12722.2 BTU/h |
| 10 hp | 25444.3 BTU/h |
| 20 hp | 50888.7 BTU/h |
| 50 hp | 127222 BTU/h |
| 100 hp | 254443 BTU/h |
| 500 hp | 1272217 BTU/h |
| 1000 hp | 2544434 BTU/h |
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Frequently asked questions
What is the source unit in this conversion?
The source unit is the horsepower (hp). Mechanical (imperial) horsepower is a traditional unit of power used for engines and motors, defined as exactly 745.6998715822702 watts.
What is the destination unit in this conversion?
The destination unit is the btu per hour (BTU/h). BTU per hour measures power as British thermal units transferred each hour, common for heating and cooling equipment.
How do I convert horsepower to btu per hour?
Multiply the horsepower value by 2544.433578 to get btu per hour. For example, 1 hp × 2544.433578 = 2544.43 BTU/h.
Is the horsepower to btu per hour conversion exact?
Yes. Both units are defined by fixed numeric relationships to the watt, so the conversion factor used here, 2544.433578, is exact.
Where is this conversion commonly used?
It is used when comparing power ratings expressed in horsepower against equipment, engines, or specifications rated in btu per hour.
Can I convert btu per hour back to horsepower?
Yes. Multiply the btu per hour value by 0.0003930147789 to get horsepower.
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About this conversion
This page converts horsepower (hp) into btu per hour (BTU/h), two units used to describe power, the rate at which energy is transferred or work is done.
Mechanical (imperial) horsepower is a traditional unit of power used for engines and motors, defined as exactly 745.6998715822702 watts.
BTU per hour measures power as British thermal units transferred each hour, common for heating and cooling equipment.
The formula is BTU/h = hp × 2544.433578, derived from each unit's fixed relationship to the watt, the SI unit of power.
Because both units are defined by exact numeric relationships to the watt, this conversion is exact rather than approximate.