Free browser tools that respect your files: everything runs locally, nothing is uploaded.

Horsepower to BTU/hour Converter

Free instant hp → BTU/h converter. No signup, no uploads — everything is calculated privately in your browser.

Value

From

1 hp = 2,544.43 btu/hour

Free and instant — every calculation runs in your browser. Nothing is uploaded.

Quick Answer

1 horsepower equals 2,544.43 btu/hour. To convert horsepower to btu/hour, multiply the value by this factor.

Key Facts

Reverse: 1 BTU per hour = 0.000393015 horsepower.

Horsepower to BTU/hour Formula

Formula: value × 2,544.43

Prefer to skip the math? Type any value in the converter above and it converts instantly.

Horsepower to BTU/hour Conversion Table

Horsepower (hp)	BTU/hour (BTU/h)
1 hp	2,544.43 BTU/h
2 hp	5,088.87 BTU/h
5 hp	12,722.2 BTU/h
10 hp	25,444.3 BTU/h
25 hp	63,610.8 BTU/h
50 hp	127,222 BTU/h
100 hp	254,443 BTU/h
250 hp	636,108 BTU/h
500 hp	1,272,217 BTU/h
1,000 hp	2,544,434 BTU/h

Frequently Asked Questions

How do I convert horsepower to btu/hour?

Enter the value above and the result appears instantly — the calculation runs entirely in your browser. Formula: value × 2,544.43.

What is the exact horsepower to btu/hour conversion factor?

1 horsepower = 2,544.43 btu/hour (shown to 6 significant figures — the converter itself computes at full precision). The reverse factor is 1 BTU per hour = 0.000393015 horsepower.

What are some common horsepower to btu/hour conversions?

1 hp = 2,544.43 BTU/h; 10 hp = 25,444.3 BTU/h; 100 hp = 254,443 BTU/h. Use the full conversion table below for more reference values.

Why do car specs list both hp and PS?

They are two flavors of horsepower: mechanical horsepower (1 hp = 745.7 W) is standard in the US, while metric horsepower or Pferdestärke (1 PS = 735.5 W) is common in Europe. Because 1 hp ≈ 1.014 PS, a 300 PS engine is about 296 hp — close enough for marketing, but not identical.

Related Power Conversions

Browse all power converters →