BTU per Hour to Kilojoules (BTU/h → kJ)
Formula
1 BTU/h = 0.000293071 kJConversion Table
| BTU/h | kJ |
|---|---|
| 0 | 0 |
| 1.0000 | 0.00029307 |
| 2.0000 | 0.00058614 |
| 3.0000 | 0.00087921 |
| 4.0000 | 0.0011723 |
| 5.0000 | 0.0014654 |
| 6.0000 | 0.0017584 |
| 7.0000 | 0.0020515 |
| 8.0000 | 0.0023446 |
| 9.0000 | 0.0026376 |
| 10.000 | 0.0029307 |
| 11.000 | 0.0032238 |
| 12.000 | 0.0035169 |
| 13.000 | 0.0038099 |
| 14.000 | 0.0041030 |
| 15.000 | 0.0043961 |
| 16.000 | 0.0046891 |
| 17.000 | 0.0049822 |
| 18.000 | 0.0052753 |
| 19.000 | 0.0055683 |
| BTU/h | kJ |
|---|---|
| 20.000 | 0.0058614 |
| 21.000 | 0.0061545 |
| 22.000 | 0.0064476 |
| 23.000 | 0.0067406 |
| 24.000 | 0.0070337 |
| 25.000 | 0.0073268 |
| 26.000 | 0.0076198 |
| 27.000 | 0.0079129 |
| 28.000 | 0.0082060 |
| 29.000 | 0.0084991 |
| 30.000 | 0.0087921 |
| 31.000 | 0.0090852 |
| 32.000 | 0.0093783 |
| 33.000 | 0.0096713 |
| 34.000 | 0.0099644 |
| 35.000 | 0.010257 |
| 36.000 | 0.010551 |
| 37.000 | 0.010844 |
| 38.000 | 0.011137 |
| 39.000 | 0.011430 |
| BTU/h | kJ |
|---|---|
| 40.000 | 0.011723 |
| 41.000 | 0.012016 |
| 42.000 | 0.012309 |
| 43.000 | 0.012602 |
| 44.000 | 0.012895 |
| 45.000 | 0.013188 |
| 46.000 | 0.013481 |
| 47.000 | 0.013774 |
| 48.000 | 0.014067 |
| 49.000 | 0.014360 |
| 50.000 | 0.014654 |
| 51.000 | 0.014947 |
| 52.000 | 0.015240 |
| 53.000 | 0.015533 |
| 54.000 | 0.015826 |
| 55.000 | 0.016119 |
| 56.000 | 0.016412 |
| 57.000 | 0.016705 |
| 58.000 | 0.016998 |
| 59.000 | 0.017291 |
| BTU/h | kJ |
|---|---|
| 60.000 | 0.017584 |
| 61.000 | 0.017877 |
| 62.000 | 0.018170 |
| 63.000 | 0.018463 |
| 64.000 | 0.018757 |
| 65.000 | 0.019050 |
| 66.000 | 0.019343 |
| 67.000 | 0.019636 |
| 68.000 | 0.019929 |
| 69.000 | 0.020222 |
| 70.000 | 0.020515 |
| 71.000 | 0.020808 |
| 72.000 | 0.021101 |
| 73.000 | 0.021394 |
| 74.000 | 0.021687 |
| 75.000 | 0.021980 |
| 76.000 | 0.022273 |
| 77.000 | 0.022566 |
| 78.000 | 0.022860 |
| 79.000 | 0.023153 |
BTU per Hour to Kilojoules Conversion
Converting BTU per Hour (BTU/h) to Kilojoules (kJ) is a common energy and power conversion. 1 BTU/h equals 0.000293 kJ. For example, 100 BTU/h is equal to 0.029307 kJ.
Quick Mental Math: BTU per Hour to Kilojoules
For energy conversions, identify the unit scale difference in the prefix or definition.
Why is converting BTU per Hour to Kilojoules tricky?
Energy unit conversions involve non-linear factors across different measurement systems.
Quick Reference Values
1 BTU/h = 0.000293 kJ. 5 BTU/h = 0.001465 kJ. 10 BTU/h = 0.002931 kJ. 25 BTU/h = 0.007327 kJ. 50 BTU/h = 0.014654 kJ. 100 BTU/h = 0.029307 kJ.
What is BTU per Hour?
BTU per Hour (BTU/h) is a unit of energy and power. BTU per hour (BTU/h) quantifies power as the rate of energy transfer equal to one British Thermal Unit delivered in one hour. It converts to approximately 0.293071 watts. This unit is commonly used to rate heating and cooling system capacities and thermal power consumption [nist-sp-811]. The concept of BTU per hour stemmed from the BTU to express continuous heat flow rates in heating and ventilation during the 19th century. It was formalized to measure energy transfer rates in thermal engineering applications [nist-sp-811]. BTU/h is standard in HVAC industry specifications in the US, Canada, and the UK. It is used to indicate the heating or cooling capacity of furnaces, air conditioners, and boilers where SI units are uncommon or supplemented [nist-sp-811].
What is Kilojoules?
Kilojoules (kJ) is a unit of energy and power. A kilojoule is a unit of energy equal to 1,000 joules. It quantifies work, heat, or energy transfer in the metric system, with one joule defined as one newton meter. Kilojoules are widely applied in physics, chemistry, and nutrition to measure energy content or expenditure [iso-80000]. The joule unit was named after James Prescott Joule in the late 19th century, reflecting mechanical equivalent of heat measurements. The kilojoule, as a multiple, became common with SI adoption to express larger energy quantities clearly and is standardized by ISO and BIPM [bipm-si-brochure]. Kilojoules are standard in scientific disciplines globally for energy quantification. Nutrition labels in many countries use kilojoules to indicate food energy content, while engineering and physics consistently apply kJ for energy calculations [nist-si-guide].
Common Misspellings
People often search for this conversion using these alternate spellings: btu per hr, btu/hour, btu per hours, btu per h, btu per hr, kilojoule, kilo joules, kilojouls, kilojoules energy, kj. All of these refer to the BTU per Hour to Kilojoules conversion.