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

Example: british thermal unit to watt second

  • 1 british thermal unit = 1055.055853 watt second

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

British thermal unit to watt second formula

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 energy conversion 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 and watt second conversion quiz

Score: 0

10 british thermal unit equals 2.11e+3 watt second.

Correct answer: 10 british thermal unit = 1.06e+4 watt second.

5 watt second equals 0.00474 british thermal unit.

Correct answer: 5 watt second = 0.00474 british thermal unit.

25 british thermal unit equals 1.32e+5 watt second.

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

50 watt second equals 0.00474 british thermal unit.

Correct answer: 50 watt second = 0.0474 british thermal unit.

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