Horsepower to BTU Per Hour Converter
How to convert horsepower to BTU per hour
BTU per hour = horsepower × 2,544.43358
To convert horsepower to BTU per hour, multiply the number of horsepower by 2,544.43358.
1 hp = 2,544.43358 BTU/h
Examples
- 1 hp × 2,544.43358 = 2,544.43358 BTU/h
- 300 hp × 2,544.43358 = 763,330.073 BTU/h
Good to know
This is mechanical (imperial) horsepower, 550 ft·lbf/s or about 745.7 W. Metric horsepower (PS, CV) is about 1.4% smaller at 735.49875 W, and electric motors are sometimes rated in electrical horsepower of exactly 746 W.
This uses the International Table BTU, 1055.05585262 J. Air conditioner and heater ratings quoted simply in "BTU" mean BTU per hour.
Horsepower to BTU per hour conversion table
| Horsepower (hp) | BTU per hour (BTU/h) |
|---|---|
| 1 hp | 2,544.43358 BTU/h |
| 2 hp | 5,088.86716 BTU/h |
| 5 hp | 12,722.1679 BTU/h |
| 10 hp | 25,444.3358 BTU/h |
| 20 hp | 50,888.6716 BTU/h |
| 50 hp | 127,221.679 BTU/h |
| 75 hp | 190,832.518 BTU/h |
| 100 hp | 254,443.358 BTU/h |
| 150 hp | 381,665.037 BTU/h |
| 200 hp | 508,886.716 BTU/h |
| 250 hp | 636,108.394 BTU/h |
| 300 hp | 763,330.073 BTU/h |
| 500 hp | 1,272,216.79 BTU/h |
| 750 hp | 1,908,325.18 BTU/h |
| 1,000 hp | 2,544,433.58 BTU/h |
| 2,000 hp | 5,088,867.16 BTU/h |
| 5,000 hp | 12,722,167.9 BTU/h |
Unit definitions
- Horsepower (hp)
- Mechanical horsepower is defined as 550 foot-pounds force per second, exactly 745.69987158227022 watts. It is used for engine and motor ratings in the United States and United Kingdom.
- BTU per hour (BTU/h)
- A BTU per hour is one British thermal unit of heat delivered or removed each hour, about 0.2931 watts. It is used in the United States to rate air conditioners, furnaces and heaters.