How many Horsepower (Metric)s are in 1 BTU/Hour?

There are exactly 0.0003984658 Horsepower (Metric)s in 1 BTU/Hour. This means the conversion factor from BTU/Hour to Horsepower (Metric) is 0.0003984658.

What is the formula to convert BTU/Hour to Horsepower (Metric)?

The formula to convert BTU/Hour to Horsepower (Metric) is: PS = BTU/h × 0.0003984658. For example, to convert 10 BTU/Hours to Horsepower (Metric)s, you would multiply 10 by 0.0003984658.

What are the common uses of BTU/Hour?

The BTU/Hour is commonly used in power calculations, engineering and science, education.

How do you convert BTU/Hour to Horsepower (Metric)?

To convert BTU/Hours to Horsepower (Metric)s, multiply by 0.0003984658 (or divide by 2,509.6259059886). Therefore, 1 BTU/Hour (BTU/h) equals 0.00039847 Horsepower (Metric)s (PS).

BTU/Hour to Horsepower (Metric) Converter

Worked example: converting BTU/Hour to Horsepower (Metric)

Step 1 — start with the formula. PS = BTU/h × 0.0003984658
Step 2 — substitute your figure. 10 BTU/h × 0.0003984658
Step 3 — read the result. 10 BTU/h = 0.003985 PS
Step 4 — check it in reverse. BTU/h = PS × 2,509.6259059886 returns 10.0009 BTU/h, which matches the figure you started with.

Power Converter

22 units available

Decimals:

From

To

0.000398

1 BTU/h = 0.000398 PS

Formula:

PS = BTU/h × 0.0003984658

With your value: 1 BTU/h = 0.00039847 PS

How big is that?

Everyday references on a logarithmic scale, all expressed in btu/hour so you can sanity-check the result.

Your value1.00 BTU/h

LED bulb (31× your value)30.7 BTU/h

Laptop (2.2e+2× your value)222 BTU/h

Microwave oven (3.4e+3× your value)3.41e+3 BTU/h

Electric kettle (1.0e+4× your value)1.02e+4 BTU/h

Family car engine (3.1e+5× your value)3.07e+5 BTU/h

Other BTU/Hour to Horsepower (Metric) conversions

2 BTU/h to PS 3 BTU/h to PS 4 BTU/h to PS 5 BTU/h to PS 6 BTU/h to PS 7 BTU/h to PS 8 BTU/h to PS

BTU/Hour to Horsepower (Metric) Conversion Table

BTU/Hour (BTU/h)	Horsepower (Metric) (PS)
0.5	0.000199
1	0.000398
2	0.000797
5	0.001992
10	0.003985
15	0.005977
20	0.007969
25	0.009962
50	0.019923
100	0.039847
250	0.099616
500	0.199233
1000	0.398466

Horsepower (Metric) to BTU/Hour Conversion Table

Horsepower (Metric) (PS)	BTU/Hour (BTU/h)
0.5	1,254.812953
1	2,509.625906
2	5,019.251812
5	12,548.12953
10	25,096.25906
15	37,644.38859
20	50,192.51812
25	62,740.64765
50	125,481.295299
100	250,962.590599
250	627,406.476497
500	1,254,812.952994
1000	2,509,625.905989

Where these values come from

Every factor on this page is traced to the document that defines it. See the full provenance dataset or our methodology.

BTU/Hour (BTU/h)

Power

Exact conversion

Derived from the watt (1 W = 1 J/s).

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

Horsepower (Metric) (PS)

Power

Exact conversion

Metric horsepower (PS) is exactly 75 kgf·m/s = 735.498 75 W.

Source: NIST Special Publication 811, Guide for the Use of the International System of Units

National Institute of Standards and Technology (US) · Reviewed 2026-07-01

How to Convert BTU/Hour to Horsepower (Metric)

To convert from BTU/Hour (BTU/h) to Horsepower (Metric) (PS), multiply the value by 0.0003984658.

Formula: PS = BTU/h × 0.0003984658

Reverse: BTU/h = PS × 2,509.6259059886

Step-by-Step Example

Start with your value in BTU/Hour. For example: 5 BTU/h
Multiply by the conversion factor: 5 x 0.0003984658
The result is: 0.001992 PS

BTU/Hour and Horsepower (Metric) Relationship

This calculation facilitates standardized conversion between recognized units of power. Since 1 BTU/Hour represents a fraction of a Horsepower (Metric) (1 Horsepower (Metric) ≈ 2,509.6259 BTU/Hours), the Horsepower (Metric) is the larger measurement interval. Understanding the relationship between BTU/Hour and Horsepower (Metric) is essential for accurate calculations in physics, engineering, commerce, and daily applications.

About BTU/Hour

The BTU/Hour (symbol: BTU/h) is a recognized unit in the US Customary / Imperial measurement framework, utilized within power applications for precision and standardized data representation.

Common uses of BTU/Hour: power calculations, engineering and science, education.

About Horsepower (Metric)

The Horsepower (Metric) (symbol: PS) is a recognized unit in the Standard measurement framework, utilized within power applications for precision and standardized data representation.

Common uses of Horsepower (Metric): power calculations, engineering and science, education.

Frequently Asked Questions

How many Horsepower (Metric)s are in 1 BTU/Hour?: There are exactly 0.0003984658 Horsepower (Metric)s in 1 BTU/Hour. This means the conversion factor from BTU/Hour to Horsepower (Metric) is 0.0003984658.
What is the formula to convert BTU/Hour to Horsepower (Metric)?: The formula to convert BTU/Hour to Horsepower (Metric) is: PS = BTU/h × 0.0003984658. For example, to convert 10 BTU/Hours to Horsepower (Metric)s, you would multiply 10 by 0.0003984658.
What is a BTU/Hour?: The BTU/Hour (symbol: BTU/h) is a recognized unit in the US Customary / Imperial measurement framework, utilized within power applications for precision and standardized data representation.
What is a Horsepower (Metric)?: The Horsepower (Metric) (symbol: PS) is a recognized unit in the Standard measurement framework, utilized within power applications for precision and standardized data representation.
What are the common uses of BTU/Hour?: The BTU/Hour is commonly used in power calculations, engineering and science, education.