Convert Horsepower (mechanical) to BTU per Hour
hp to BTU/h · power conversion
What are horsepower (mechanical) and btu per hour?
Mechanical horsepower equals about 745.7 watts, the traditional measure of engine output. BTU per hour rates the heating and air-conditioning capacity of appliances in the US. For reference: a typical car engine makes 100–150 kW (about 134–201 hp).
How to convert horsepower (mechanical) to btu per hour
1 hp = 2,544.43 BTU/h. To convert, multiply the number of horsepower (mechanical) by 2,544.43. For example, 5 hp = 12,722.2 BTU/h, and 20 hp = 50,888.7 BTU/h. To go the other way, multiply btu per hour by 0.000393015 (since 1 BTU/h = 0.000393015 hp).
Horsepower (mechanical) to BTU per Hour conversion table
| Horsepower (mechanical) (hp) | BTU per Hour (BTU/h) |
|---|---|
| 1 | 2,544.43 |
| 10 | 25,444.3 |
| 100 | 254,443 |
| 500 | 1,272,220 |
| 1,000 | 2,544,430 |
| 2,000 | 5,088,870 |
| 5,000 | 12,722,200 |
FAQ
What is 1 hp in BTU/h?
1 hp = 2,544.43 BTU/h. To convert any amount, multiply the number of horsepower (mechanical) by 2,544.43.
How do I convert btu per hour back to horsepower (mechanical)?
Go the other way: 1 BTU/h = 0.000393015 hp, so multiply btu per hour by 0.000393015 to get horsepower (mechanical).
Is a horsepower (mechanical) bigger than a btu per hour?
Yes — 1 hp is the larger unit, equal to 2,544.43 BTU/h.
Are these power conversions exact?
They use the standard internationally-defined conversion factors. Results are rounded to six significant figures for readability, which is accurate enough for everyday and most technical use.