British Thermal Units to Watts (BTU → W)
Formula
1 BTU = 1055.06 WConversion Table
| BTU | W |
|---|---|
| 0 | 0 |
| 1.0000 | 1,055.1 |
| 2.0000 | 2,110.1 |
| 3.0000 | 3,165.2 |
| 4.0000 | 4,220.2 |
| 5.0000 | 5,275.3 |
| 6.0000 | 6,330.4 |
| 7.0000 | 7,385.4 |
| 8.0000 | 8,440.5 |
| 9.0000 | 9,495.5 |
| 10.000 | 10,551 |
| 11.000 | 11,606 |
| 12.000 | 12,661 |
| 13.000 | 13,716 |
| 14.000 | 14,771 |
| 15.000 | 15,826 |
| 16.000 | 16,881 |
| 17.000 | 17,936 |
| 18.000 | 18,991 |
| 19.000 | 20,046 |
| BTU | W |
|---|---|
| 20.000 | 21,101 |
| 21.000 | 22,156 |
| 22.000 | 23,211 |
| 23.000 | 24,266 |
| 24.000 | 25,321 |
| 25.000 | 26,377 |
| 26.000 | 27,432 |
| 27.000 | 28,487 |
| 28.000 | 29,542 |
| 29.000 | 30,597 |
| 30.000 | 31,652 |
| 31.000 | 32,707 |
| 32.000 | 33,762 |
| 33.000 | 34,817 |
| 34.000 | 35,872 |
| 35.000 | 36,927 |
| 36.000 | 37,982 |
| 37.000 | 39,037 |
| 38.000 | 40,092 |
| 39.000 | 41,147 |
| BTU | W |
|---|---|
| 40.000 | 42,202 |
| 41.000 | 43,257 |
| 42.000 | 44,313 |
| 43.000 | 45,368 |
| 44.000 | 46,423 |
| 45.000 | 47,478 |
| 46.000 | 48,533 |
| 47.000 | 49,588 |
| 48.000 | 50,643 |
| 49.000 | 51,698 |
| 50.000 | 52,753 |
| 51.000 | 53,808 |
| 52.000 | 54,863 |
| 53.000 | 55,918 |
| 54.000 | 56,973 |
| 55.000 | 58,028 |
| 56.000 | 59,083 |
| 57.000 | 60,138 |
| 58.000 | 61,193 |
| 59.000 | 62,249 |
| BTU | W |
|---|---|
| 60.000 | 63,304 |
| 61.000 | 64,359 |
| 62.000 | 65,414 |
| 63.000 | 66,469 |
| 64.000 | 67,524 |
| 65.000 | 68,579 |
| 66.000 | 69,634 |
| 67.000 | 70,689 |
| 68.000 | 71,744 |
| 69.000 | 72,799 |
| 70.000 | 73,854 |
| 71.000 | 74,909 |
| 72.000 | 75,964 |
| 73.000 | 77,019 |
| 74.000 | 78,074 |
| 75.000 | 79,130 |
| 76.000 | 80,185 |
| 77.000 | 81,240 |
| 78.000 | 82,295 |
| 79.000 | 83,350 |
British Thermal Units to Watts Conversion
Converting British Thermal Units (BTU) to Watts (W) is a common energy and power conversion. 1 BTU equals 1,055.06 W. For example, 100 BTU is equal to 105,506 W.
Quick Mental Math: British Thermal Units to Watts
If 0.01896 british thermal units is released in 1 second, it is about 20 watts.
Why is converting British Thermal Units to Watts tricky?
british thermal units to watts mixes energy with power, so the missing time step is the trap: the same energy gives different power over 1 second and 1 hour.
Quick Reference Values
1 BTU = 1,055.06 W. 5 BTU = 5,275.3 W. 10 BTU = 10,550.6 W. 25 BTU = 26,376.5 W. 50 BTU = 52,753 W. 100 BTU = 105,506 W.
What is British Thermal Units?
British Thermal Units (BTU) is a unit of energy and power. The British Thermal Unit (BTU) measures energy and is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. One BTU equals approximately 1055.06 joules in the International System of Units (SI). This unit is standardized for heating and cooling system capacities and energy content calculations [nist-sp-811]. The BTU originated in the mid-19th century during the industrial revolution to quantify heat energy for steam engines and heating systems. It was standardized by engineering societies to unify thermal energy measurements in the United Kingdom and the United States [nist-sp-811]. BTU remains widely used in the United States, the United Kingdom, and Canada for HVAC system ratings and energy content in fuels. It is recognized by industry standards and energy regulations but is less common in countries using the SI system exclusively [nist-sp-811].
What is Watts?
Watts (W) is a unit of energy and power. The watt (W) is the SI unit of power, defined as one joule per second (1 W = 1 J/s). It measures the rate of energy transfer or conversion. The watt is named after James Watt and standardized by the BIPM according to the International System of Units [bipm-si-brochure]. Named after engineer James Watt in the late 19th century, the watt was adopted officially by the CIPM and BIPM to quantify mechanical and electrical power consistently. It became part of the SI base units in 1960 [bipm-si-brochure]. Watts measure power output and consumption in electrical, mechanical, and thermal systems globally. It is used across industries, including electronics, automotive, and power generation, following ISO and NIST standards [nist-sp-811].
Common Misspellings
People often search for this conversion using these alternate spellings: british thermal unit, btu unit, british therm unit, btu energy, british thermals unit, watt, wat, wats, wattss. All of these refer to the British Thermal Units to Watts conversion.