⚡ Energy Converter

Convert energy units: joule, calorie, kilocalorie, watt-hour, kilowatt-hour, BTU, and more.

J
kJ

Popular Conversions

Kilocalorie → Kilojoulekcal → kJ
Kilojoule → KilocaloriekJ → kcal
Kilowatt-hour → JoulekWh → J
BTU → KilojouleBTU → kJ

All Energy Conversions

J → kJJ → calJ → kcalkJ → JkJ → calkJ → kcalcal → Jcal → kJcal → kcalkcal → Jkcal → kJkcal → calWh → JWh → kJWh → calkWh → JkWh → kJkWh → calBTU → JBTU → kJBTU → caleV → JeV → kJeV → cal

Related Units

What is a Joule (J)?What is a Kilojoule (kJ)?What is a Calorie (cal)?What is a Kilocalorie (kcal)?What is a Watt-hour (Wh)?What is a Kilowatt-hour (kWh)?What is a BTU (BTU)?What is a Electronvolt (eV)?

Conversion Table

Joule (J)Kilojoule (kJ)
1 J0.001 kJ
5 J0.005 kJ
10 J0.01 kJ
25 J0.025 kJ
50 J0.05 kJ
100 J0.1 kJ
500 J0.5 kJ
1,000 J1 kJ
By the DeveloperAR

MeasureKit AR

Measure the world with AR

Measure distances in real time using your smartphone camera and AR technology. No tape measure needed.

Download on Google Play
MeasureKit AR QR Code

Scan QR code to download the app