Convert horsepower (mechanical) to BTU per hour
1 hp = 2,544.433578 BTU/h
1 hp = 2,540 BTU/h
1 hp in every power unit
| milliwatt | 746,000 mW |
| watt | 746 W |
| kilowatt | 0.746 kW |
| megawatt | 0.000746 MW |
| horsepower (mechanical) | 1 hp |
| BTU per hour | 2,540 BTU/h |
| ton of refrigeration | 0.212 ton |
How the conversion works
Multiply by 2,544.433578 to go from horsepower (mechanical) to BTU per hour, or divide by it to go back. Every conversion on this site routes through the SI value (W) rather than a table of pairwise factors, so a round-trip returns exactly what you started with.
Going the other way? BTU per hour to horsepower (mechanical) — 1 BTU/h = 0.0003930147789 hp.
horsepower (mechanical) to BTU per hour — common values
| 1 hp | 2,544.4336 BTU/h |
| 2 hp | 5,088.8672 BTU/h |
| 3 hp | 7,633.3007 BTU/h |
| 5 hp | 12,722.168 BTU/h |
| 10 hp | 25,444.336 BTU/h |
| 15 hp | 38,166.504 BTU/h |
| 20 hp | 50,888.672 BTU/h |
| 25 hp | 63,610.839 BTU/h |
| 50 hp | 127,221.68 BTU/h |
| 75 hp | 190,832.52 BTU/h |
| 100 hp | 254,443.36 BTU/h |
| 250 hp | 636,108.39 BTU/h |
| 500 hp | 1,272,216.8 BTU/h |
| 1000 hp | 2,544,433.6 BTU/h |