BTU/Second to Horsepower (Mech) Converter

Power Converter

22 units available

Decimals:

From

To

1.414853

1 BTU/s = 1.414853 hp

Formula:

hp = BTU/s × 1.4148532041

With your value: 1 BTU/s = 1.4148532 hp

How big is that?

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

LED bulb (1/1.2e+2 your value)0.00853 BTU/s

Laptop (1/16 your value)0.0616 BTU/s

Microwave oven (1/1.1 your value)0.948 BTU/s

Your value1.00 BTU/s

Electric kettle (2.8× your value)2.84 BTU/s

Family car engine (85× your value)85.3 BTU/s

Other BTU/Second to Horsepower (Mech) conversions

2 BTU/s to hp 3 BTU/s to hp 4 BTU/s to hp 5 BTU/s to hp 6 BTU/s to hp 7 BTU/s to hp 8 BTU/s to hp

BTU/Second to Horsepower (Mech) Conversion Table

BTU/Second (BTU/s)	Horsepower (Mech) (hp)
0.5	0.707427
1	1.414853
2	2.829706
5	7.074266
10	14.148532
15	21.222798
20	28.297064
25	35.37133
50	70.74266
100	141.48532
250	353.713301
500	707.426602
1000	1,414.853204

Horsepower (Mech) to BTU/Second Conversion Table

Horsepower (Mech) (hp)	BTU/Second (BTU/s)
0.5	0.353394
1	0.706787
2	1.413574
5	3.533936
10	7.067871
15	10.601807
20	14.135742
25	17.669678
50	35.339355
100	70.67871
250	176.696776
500	353.393552
1000	706.787105

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/Second (BTU/s)

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 (Mech) (hp)

Power

Exact conversion

Mechanical horsepower is exactly 550 ft·lbf/s = 745.699 871 582 270 22 W.

Metric horsepower (PS) is 735.498 75 W — about 1.4 % lower.

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/Second to Horsepower (Mech)

To convert from BTU/Second (BTU/s) to Horsepower (Mech) (hp), multiply the value by 1.4148532041.

Formula: hp = BTU/s × 1.4148532041

Reverse: BTU/s = hp × 0.7067871049

Step-by-Step Example

Start with your value in BTU/Second. For example: 5 BTU/s
Multiply by the conversion factor: 5 x 1.4148532041
The result is: 7.074266 hp

About BTU/Second

The btu/second (BTU/s) is a unit of power. One btu/second equals 1055.055853 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

About Horsepower (Mech)

The horsepower (mech) (hp) is a unit of power. One horsepower (mech) equals 745.6998716 watts. UnitConvertLab converts it against every other power unit using this exact definition, so results are reproducible to full double precision rather than rounded lookup tables.

Common uses: power calculations, engineering and science, education.

Frequently Asked Questions

How many Horsepower (Mech) are in 1 BTU/Second?

There are exactly 1.4148532041 Horsepower (Mech) in 1 BTU/Second. This means the conversion factor from BTU/Second to Horsepower (Mech) is 1.4148532041.

What is the formula to convert BTU/Second to Horsepower (Mech)?

The formula to convert BTU/Second to Horsepower (Mech) is: hp = BTU/s × 1.4148532041. For example, to convert 10 BTU/Second to Horsepower (Mech), you would multiply 10 by 1.4148532041.

What is a BTU/Second?