BTU/Second to Ton of Refrigeration Converter

Power Converter

22 units available

Decimals:

From

To

0.3

1 BTU/s = 0.3 RT

Formula:

RT = BTU/s × 0.3

With your value: 1 BTU/s = 0.3 RT

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 Ton of Refrigeration conversions

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

BTU/Second to Ton of Refrigeration Conversion Table

BTU/Second (BTU/s)	Ton of Refrigeration (RT)
0.5	0.15
1	0.3
2	0.6
5	1.5
10	3
15	4.5
20	6
25	7.5
50	15
100	30
250	75
500	150
1000	300

Ton of Refrigeration to BTU/Second Conversion Table

Ton of Refrigeration (RT)	BTU/Second (BTU/s)
0.5	1.666667
1	3.333333
2	6.666667
5	16.666667
10	33.333333
15	50
20	66.666667
25	83.333333
50	166.666667
100	333.333333
250	833.333333
500	1,666.666667
1000	3,333.333333

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

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 BTU/Second to Ton of Refrigeration

To convert from BTU/Second (BTU/s) to Ton of Refrigeration (RT), multiply the value by 0.3.

Formula: RT = BTU/s × 0.3

Reverse: BTU/s = RT × 3.3333333334

Step-by-Step Example

Start with your value in BTU/Second. For example: 5 BTU/s
Multiply by the conversion factor: 5 x 0.3
The result is: 1.5 RT

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 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 BTU/Second?

There are exactly 0.3 Ton of Refrigeration in 1 BTU/Second. This means the conversion factor from BTU/Second to Ton of Refrigeration is 0.3.

What is the formula to convert BTU/Second to Ton of Refrigeration?

The formula to convert BTU/Second to Ton of Refrigeration is: RT = BTU/s × 0.3. For example, to convert 10 BTU/Second to Ton of Refrigeration, you would multiply 10 by 0.3.

What is a BTU/Second?