BTU (International Table) to Watt-hours

Convert btu (international table) (BTU IT) to watt-hours (Wh). Live results, batch values, CSV export, formula and examples. Free, no sign-up.

Runs on your device · no data upload

FromTo

Values (one per line)Significant digits

Up to 500 values. Calculations stay on this device. Decimal point: dot. Results use floating-point arithmetic and the selected display precision.

Results

1 values converted

row	input	from	result	to	error
1	1	BTU IT	0.293071070172	Wh	—

Calories are thermochemical (4.184 joules), BTU uses the International Table definition, and electronvolts use the exact elementary charge.

Raw response

[
  {
    "row": 1,
    "input": 1,
    "from": "BTU IT",
    "result": "0.293071070172",
    "to": "Wh"
  }
]

How to convert btu (international table) to watt-hours

Enter one value or paste one value per line. Change precision, swap units, then copy or export the results. Invalid values are reported individually.

result = (value × 1055.05585262 + 0 − 0) ÷ 3600

Calories are thermochemical (4.184 joules), BTU uses the International Table definition, and electronvolts use the exact elementary charge.

Conversion examples
BTU (International Table) (BTU IT)	Watt-hours (Wh)
0	0
1	0.293071070172
10	2.93071070172
100	29.3071070172

Reference: NIST unit conversion factors. Decimal and binary storage prefixes are distinct; rounded display values do not change the underlying calculation.

Results

How to convert btu (international table) to watt-hours

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