Worked example

Value: 1
Source unit: kWh
Target unit: J
Decimal places: 8
Notation: Decimal

→ 3600000 J

Method and scope

Thermochemical calorie is exactly 4.184 J. BTU uses the International Table definition. Energy (kWh) is distinct from power (kW).

y = x × f₁ / f₂

Precision and limits

≈ marks an approximation. Display rounding does not change the internal calculation.

Sources