Calorie/Hour to Ton of Refrigeration Converter

Power Converter

22 units available

Decimals:

From

To

3.304722e-7

1 cal/h = 3.304722e-7 RT

Formula:

RT = cal/h × 3.304722e-7

With your value: 1 cal/h = 3.304722e-7 RT

How big is that?

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

Your value1.00 cal/h

LED bulb (7.7e+3× your value)7.74e+3 cal/h

Laptop (5.6e+4× your value)5.59e+4 cal/h

Microwave oven (8.6e+5× your value)8.60e+5 cal/h

Electric kettle (2.6e+6× your value)2.58e+6 cal/h

Family car engine (7.7e+7× your value)7.74e+7 cal/h

Other Calorie/Hour to Ton of Refrigeration conversions

2 cal/h to RT 3 cal/h to RT 4 cal/h to RT 5 cal/h to RT 6 cal/h to RT 7 cal/h to RT 8 cal/h to RT

Calorie/Hour to Ton of Refrigeration Conversion Table

Calorie/Hour (cal/h)	Ton of Refrigeration (RT)
0.5	1.652361e-7
1	3.304722e-7
2	6.609445e-7
5	1.652361e-6
10	3.304722e-6
15	4.957084e-6
20	6.609445e-6
25	8.261806e-6
50	1.652361e-5
100	3.304722e-5
250	8.261806e-5
500	0.000165
1000	0.00033

Ton of Refrigeration to Calorie/Hour Conversion Table

Ton of Refrigeration (RT)	Calorie/Hour (cal/h)
0.5	1,512,986.404634
1	3,025,972.809269
2	6,051,945.618538
5	15,129,864.046344
10	30,259,728.092688
15	45,389,592.139032
20	60,519,456.185377
25	75,649,320.231721
50	151,298,640.463441
100	302,597,280.926883
250	756,493,202.317207
500	1,512,986,404.634414
1000	3,025,972,809.268829

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.

Calorie/Hour (cal/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

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 Calorie/Hour to Ton of Refrigeration

To convert from Calorie/Hour (cal/h) to Ton of Refrigeration (RT), multiply the value by 3.304722e-7.

Formula: RT = cal/h × 3.304722e-7

Reverse: cal/h = RT × 3,025,972.8092688285

Step-by-Step Example

Start with your value in Calorie/Hour. For example: 5 cal/h
Multiply by the conversion factor: 5 x 3.304722e-7
The result is: 1.652361e-6 RT

About Calorie/Hour

The calorie/hour (cal/h) is a unit of power. One calorie/hour equals 0.001162222222 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 Calorie/Hour?

There are exactly 3.304722e-7 Ton of Refrigeration in 1 Calorie/Hour. This means the conversion factor from Calorie/Hour to Ton of Refrigeration is 3.304722e-7.

What is the formula to convert Calorie/Hour to Ton of Refrigeration?

The formula to convert Calorie/Hour to Ton of Refrigeration is: RT = cal/h × 3.304722e-7. For example, to convert 10 Calorie/Hour to Ton of Refrigeration, you would multiply 10 by 3.304722e-7.

What is a Calorie/Hour?