Ton of Refrigeration to BTU/Second Converter

Power Converter

22 units available

Decimals:

From

To

3.333333

1 RT = 3.333333 BTU/s

Formula:

BTU/s = RT × 3.3333333334

With your value: 1 RT = 3.33333333 BTU/s

How big is that?

Everyday references on a logarithmic scale, all expressed in ton of refrigeration so you can sanity-check the result.

LED bulb (1/3.9e+2 your value)0.00256 RT

Laptop (1/54 your value)0.0185 RT

Microwave oven (1/3.5 your value)0.284 RT

Electric kettle (1/1.2 your value)0.853 RT

Your value1.00 RT

Family car engine (26× your value)25.6 RT

Other Ton of Refrigeration to BTU/Second conversions

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

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

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

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.

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

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

How to Convert Ton of Refrigeration to BTU/Second

To convert from Ton of Refrigeration (RT) to BTU/Second (BTU/s), multiply the value by 3.3333333334.

Formula: BTU/s = RT × 3.3333333334

Reverse: RT = BTU/s × 0.3

Step-by-Step Example

Start with your value in Ton of Refrigeration. For example: 5 RT
Multiply by the conversion factor: 5 x 3.3333333334
The result is: 16.666667 BTU/s

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.

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.

Frequently Asked Questions

How many BTU/Second are in 1 Ton of Refrigeration?

There are exactly 3.3333333334 BTU/Second in 1 Ton of Refrigeration. This means the conversion factor from Ton of Refrigeration to BTU/Second is 3.3333333334.

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

The formula to convert Ton of Refrigeration to BTU/Second is: BTU/s = RT × 3.3333333334. For example, to convert 10 Ton of Refrigeration to BTU/Second, you would multiply 10 by 3.3333333334.

What is a Ton of Refrigeration?