Power Converter

Convert between watts and other practical power units.

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Related Conversions
1.5 hp to BTU/h 2.5 hp to BTU/h 4 hp to BTU/h 10 hp to BTU/h 20 hp to BTU/h 25 hp to BTU/h 75 hp to BTU/h 100 hp to BTU/h 150 hp to BTU/h 250 hp to BTU/h 500 hp to BTU/h 750 hp to BTU/h
Reverse Conversions
1.5 BTU/h to hp 2 BTU/h to hp 2.5 BTU/h to hp 4 BTU/h to hp 20 BTU/h to hp 25 BTU/h to hp 50 BTU/h to hp 75 BTU/h to hp 100 BTU/h to hp 200 BTU/h to hp 250 BTU/h to hp 500 BTU/h to hp
More Power Conversions
1 BTU/h to W 5 kW to hp 10 MW to kW 400 hp to kW 500 kW to hp 750 hp to kW 1,000 W to BTU/h 2,000 W to BTU/h 5,000 hp to kW 18,000 BTU/h to kW 36,000 BTU/h to kW 150,000 W to BTU/h

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Popular Conversions

Watts to Horsepower Horsepower to Watts Watts to Kilowatts Kilowatts to Watts Kilowatts to Horsepower Horsepower to Kilowatts BTU Per Hour to Watts Watts to BTU Per Hour BTU Per Hour to Kilowatts Kilowatts to BTU Per Hour

Common Benchmarks

Hair dryer 1800 W
Refrigerator average 150 W
LED bulb 10 W
Phone fast charge 30 W
Laptop charger 65 W
Car engine 100 hp

Formula

BTU/h = hp × 2544.4335791393

Example

Example: convert 1 horsepower to BTU per hour.

1 hp = 2544.43357914 BTU/h

Conversion table

horsepower (hp) BTU per hour (BTU/h)
1 hp 2544.43357914 BTU/h
2 hp 5088.86715828 BTU/h
5 hp 12722.1678957 BTU/h
10 hp 25444.33579139 BTU/h
20 hp 50888.67158279 BTU/h
50 hp 127221.67895696 BTU/h
100 hp 254443.35791393 BTU/h

Explanation

These are both units.

How to convert horsepower to BTU per hour

  1. Start with the value in horsepower (hp).
  2. Multiply it by 2544.4335791393.
  3. The result is the measurement in BTU per hour (BTU/h).

Example: 1 hp → 2544.43357914 BTU/h

Frequently Asked Questions

How many BTU per hour is 1 horsepower?

1 horsepower is about 2544.43 BTU per hour.

How many horsepower is 1 BTU per hour?

1 BTU per hour is about 0.000393015 horsepower.

What is the difference between horsepower and BTU per hour?

Both measure power, but they are commonly used in different contexts. The watt (W) is the SI unit and is widely used in electrical/device specs, while horsepower (hp) is a traditional unit often used to describe engines and machinery.

Where are horsepower and BTU per hour used?

Watts are common in electrical power/consumption (devices, appliances, lighting). Horsepower is commonly used for mechanical power (engines, pumps, compressors, machinery).

Why does 1 horsepower equal 2544.4 BTU per hour?

Because power units are defined with a fixed relationship, which determines the conversion factor.

How do you convert horsepower to BTU per hour?

Multiply the value in horsepower by about 2544.4 to get BTU per hour.