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Convert british thermal unit to watt second

Here you can quickly calculate how many watt second fit in one british thermal unit.

- scroll: formula · table · questions -

  • 1 BTU = 1055.055853 Ws
  • 1 Ws = 0.000948 BTU

British thermal unit to watt second conversion table

british thermal unit watt second
1 1055.055853
2 2110.111705
5 5275.279263
10 10550.558526
20 21101.117052
50 52752.792631
100 105505.585262

Formula to convert british thermal unit to watt second

To convert british thermal unit to watt second, multiply by 1055.055853.

1 BTU = 1055.055853 Ws
Example: 1 british thermal unit = 1055.055853 watt second

Common mistakes

  • The 'BTU' rating on AC units and heat pumps almost always means BTU per hour, a power, not an amount of energy. A '12,000 BTU' unit delivers about 3.5 kW of cooling continuously, not a fixed energy budget. Compare via 1 kW ≈ 3,412 BTU/h.

Quick british thermal unit to/from watt second conversion quiz

Score: 0

25 watt second equals 0.118 british thermal unit.

Correct answer: 25 watt second = 0.0237 british thermal unit.

25 british thermal unit equals 2.64e+4 watt second.

Correct answer: 25 british thermal unit = 2.64e+4 watt second.

50 british thermal unit equals 5.28e+4 watt second.

Correct answer: 50 british thermal unit = 5.28e+4 watt second.

20 british thermal unit equals 4.22e+3 watt second.

Correct answer: 20 british thermal unit = 2.11e+4 watt second.

25 watt second equals 0.237 british thermal unit.

Correct answer: 25 watt second = 0.0237 british thermal unit.

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