Ad Space — Top Banner

Energy Conversions

Convert energy between joules, kilojoules, calories, kilocalories, watt-hours, kilowatt-hours, and BTU.
Covers food energy, electrical consumption, and heat.

Energy Converter

Convert between joules, kilojoules, calories, kcal, watt-hours, kWh, and BTU. Enter any energy value and all other unit equivalents update automatically.
Ad Space — Bottom Banner

Embed This Calculator

Copy the code below and paste it into your website or blog.
The calculator will work directly on your page.