230 Btu to Joules

230 Btu ≈ 2.4266e+5 J

Calculation: J = 230 Btu × 1055.06 ≈ 2.4266e+5 J

Btu to Joule Converter

Choose the type of measurement to convert
Select the source unit to convert from
Select the target unit to convert to
Enter a numeric value or fraction to convert
Sig. Figures:

How to Convert Btu to Joule

1 Btu = 1055.06 Joules

Joule = Btu × 1055.06

Example: 230 Btu × 1055.06 = 242660 J

Reverse Conversion

To convert Joules back to Btu:

  • Remember, 1 joule equals 0.000947817 Btu.
  • To convert 242660 J to Btu, multiply 242660 x 0.000947817, resulting in 230 Btu.

230 Btu is also equal to:

  • 242.66 kilojoule
  • 0.067406 kilowatt hour
  • 57.998 calorie (nutritional)
  • 67.406 watt hour
About these units

Btu: British thermal unit (IT) — legacy heat unit based on heating water.

Joule: SI unit of energy: 1 J = 1 N·m = 1 kg·m²·s⁻².

Frequently Asked Questions

How much is 230 Btu in Joules?

230 Btu equals 242660 Joules. This is calculated by multiplying 230 by the conversion factor 1055.06.

What does 230 Btu look like in Joules?

230 Btu (242660 Joules) is heating a cup of water — a kettle uses about 300 Btu.

How do you calculate 230 Btu to Joules?

Multiply 230 by the conversion factor 1055.06. The calculation is 230 × 1055.06 = 242660 Joules. This factor is defined by international measurement standards.

Share This Calculation

230 Btu = 242663 Joules
230 Btu = 242663 Joules — conversion chart

Nearby Conversions

180 Btu189900 Joules 185 Btu195200 Joules 190 Btu200500 Joules 195 Btu205700 Joules 200 Btu211000 Joules 205 Btu216300 Joules 210 Btu221600 Joules 215 Btu226800 Joules 220 Btu232100 Joules 225 Btu237400 Joules 235 Btu247900 Joules 240 Btu253200 Joules 245 Btu258500 Joules 250 Btu263800 Joules 255 Btu269000 Joules 260 Btu274300 Joules 265 Btu279600 Joules 270 Btu284900 Joules 275 Btu290100 Joules 280 Btu295400 Joules

For general conversions between Btu and Joules, see the Btu to Joules converter.

Also convert Btu to:

Conversion factors verified against NIST, BIPM, ISO 80000-4 1 cal_IT = 4.1868 J by definition (BIPM/ITS-90). Last reviewed: April 2026
Adilson Fernandes By Adilson Fernandes
Tiago Fernandes Reviewed by Tiago Fernandes

All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.