Horsepower (Mech) to Ton of Refrigeration Converter

Power Converter

22 units available

Decimals:

From

To

0.212036

1 hp = 0.212036 RT

Formula:

RT = hp × 0.2120361315

With your value: 1 hp = 0.21203613 RT

How big is that?

Everyday references on a logarithmic scale, all expressed in horsepower (mech) so you can sanity-check the result.

LED bulb (1/83 your value)0.0121 hp

Laptop (1/11 your value)0.0872 hp

Your value1.00 hp

Microwave oven (1.3× your value)1.34 hp

Electric kettle (4.0× your value)4.02 hp

Family car engine (1.2e+2× your value)121 hp

Other Horsepower (Mech) to Ton of Refrigeration conversions

2 hp to RT 3 hp to RT 4 hp to RT 5 hp to RT 6 hp to RT 7 hp to RT 8 hp to RT

Horsepower (Mech) to Ton of Refrigeration Conversion Table

Horsepower (Mech) (hp)	Ton of Refrigeration (RT)
0.5	0.106018
1	0.212036
2	0.424072
5	1.060181
10	2.120361
15	3.180542
20	4.240723
25	5.300903
50	10.601807
100	21.203613
250	53.009033
500	106.018066
1000	212.036131

Ton of Refrigeration to Horsepower (Mech) Conversion Table

Ton of Refrigeration (RT)	Horsepower (Mech) (hp)
0.5	2.358089
1	4.716177
2	9.432355
5	23.580887
10	47.161773
15	70.74266
20	94.323547
25	117.904434
50	235.808867
100	471.617735
250	1,179.044337
500	2,358.088674
1000	4,716.177347

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.

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

Ton of Refrigeration (RT)

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

How to Convert Horsepower (Mech) to Ton of Refrigeration

To convert from Horsepower (Mech) (hp) to Ton of Refrigeration (RT), multiply the value by 0.2120361315.

Formula: RT = hp × 0.2120361315

Reverse: hp = RT × 4.7161773471

Step-by-Step Example

Start with your value in Horsepower (Mech). For example: 5 hp
Multiply by the conversion factor: 5 x 0.2120361315
The result is: 1.060181 RT

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.

About Ton of Refrigeration

The ton of refrigeration (RT) is a unit of power. One ton of refrigeration equals 3516.852842 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 Ton of Refrigeration are in 1 Horsepower (Mech)?

There are exactly 0.2120361315 Ton of Refrigeration in 1 Horsepower (Mech). This means the conversion factor from Horsepower (Mech) to Ton of Refrigeration is 0.2120361315.

What is the formula to convert Horsepower (Mech) to Ton of Refrigeration?

The formula to convert Horsepower (Mech) to Ton of Refrigeration is: RT = hp × 0.2120361315. For example, to convert 10 Horsepower (Mech) to Ton of Refrigeration, you would multiply 10 by 0.2120361315.

What is a Horsepower (Mech)?