Energy Converter
Convert Energy Units
Convert between joules, calories, kilocalories, kWh, BTU, and other energy units. Free online energy converter.
Available Units
J—JoulekJ—Kilojoulecal—Caloriekcal—KilocalorieWh—Watt HourkWh—Kilowatt HourBTU—BTUeV—Electronvoltft⋅lbf—Foot-Pound
Popular Conversions
All Energy Conversions
Jkcal→JWh→JkWh→JBTU→JeV→Jft⋅lbf→kJkcal→kJWh→kJkWh→kJBTU→kJeV→kJft⋅lbf→calkcal→calWh→calkWh→calBTU→caleV→calft⋅lbf→kcalJ→kcalkJ→kcalcal→kcalWh→kcalkWh→kcalBTU→kcaleV→kcalft⋅lbf→WhJ→WhkJ→Whcal→Whkcal→WhkWh→WhBTU→WheV→Whft⋅lbf→kWhJ→kWhkJ→kWhcal→kWhkcal→kWhWh→kWhBTU→kWheV→kWhft⋅lbf→BTUJ→BTUkJ→BTUcal→BTUkcal→BTUWh→BTUkWh→BTUeV→BTUft⋅lbf→eVJ→eVkJ→eVcal→eVkcal→eVWh→eVkWh→eVBTU→eVft⋅lbf→ft⋅lbfJ→ft⋅lbfkJ→ft⋅lbfcal→ft⋅lbfkcal→ft⋅lbfWh→ft⋅lbfkWh→ft⋅lbfBTU→ft⋅lbfeV→