British Thermal Unit to Kilojoule Converter

Convert british thermal units to kilojoules instantly with our accurate and easy-to-use conversion tool.

BTU
Result
0kJ

Kilojoule

Conversion Formula

Kilojoule = British Thermal Unit × 1.05506

Where:

  • BTU = British Thermal Unit
  • kJ = Kilojoule

About British Thermal Unit

The british thermal unit (BTU) is a unit of energyin the imperial system of measurement.

About Kilojoule

The kilojoule (kJ) is a unit of energyin the metric system of measurement.

How to Convert British Thermal Unit to Kilojoule

To convert from british thermal units to kilojoules, use our converter above. Simply enter the value in british thermal unitsand get instant results in kilojoules.

Quick Reference:

  • 1 BTU = 1.055060 kJ
  • 1 kJ = 0.947813 BTU

Common British Thermal Unit to Kilojoule Conversions

1 BTU
= 1.06 kJ
5 BTU
= 5.28 kJ
10 BTU
= 10.55 kJ
25 BTU
= 26.38 kJ
50 BTU
= 52.75 kJ
100 BTU
= 105.51 kJ

Conversion Reference Table

British Thermal Unit (BTU)Kilojoule (kJ)
11.0551
22.1101
33.1652
44.2202
55.2753
1010.5506
1515.8259
2021.1012
2526.3765
5052.753
7579.1295
100105.506
250263.765
500527.53
1,0001,055.06

Quick reference table showing common british thermal units to kilojoules conversions.

Real-World Energy Conversions

Electricity Bills

Understanding your power consumption in kilowatt-hours (kWh). A 100W bulb running for 10 hours uses 1 kWh. Convert kWh to joules or BTU for energy calculations.

🍎

Food and Nutrition

Converting between Calories (kcal) and joules for nutritional information. Food energy content is measured in Calories, with 1 Calorie equaling approximately 4.2 kilojoules.

🔥

Heating and Cooling

HVAC systems use BTU (British Thermal Units) to measure heating/cooling capacity. Converting BTU to watts or joules helps compare different systems.

🔬

Physics and Science

Scientific calculations use joules as the SI unit of energy. Converting between joules, kilojoules, and megajoules for physics problems and research.

🔋

Battery Capacity

Batteries are rated in watt-hours (Wh) or milliamp-hours (mAh). Converting between units helps compare battery performance and runtime.

Fuel Energy Content

Fuels are compared using energy content per unit mass or volume. Converting between joules per gram, BTU per pound, or kWh per liter.

Energy Conversion FAQs