What is a kilowatt-hour (kWh)?

A kilowatt-hour is the energy delivered by 1 kilowatt of power over 1 hour, equal to exactly 3,600,000 joules (3.6 MJ). It is the standard unit for electricity billing.

What is the difference between a calorie and a Calorie (kcal)?

The 'food Calorie' (capital C) used on nutrition labels is actually a kilocalorie (kcal): 1 kcal = 1,000 cal = 4,184 J.

How many joules are in a BTU?

1 International Table BTU (BTU_IT) equals 1,055.05585262 joules. It is widely used in HVAC and US heating/cooling specifications.

What is an electronvolt (eV) used for?

The electronvolt is a tiny energy unit used in atomic, nuclear and particle physics. 1 eV = 1.602176634 × 10⁻¹⁹ joules (CODATA exact value).

Konverter Energi

Konverter energi gratis. Konversi antara joule, kalori, kilokalori, kWh, BTU, dan satuan energi lainnya.

Konversi antara joule, kalori, kWh, dan satuan energi lainnya.

E_{t o} = E_{f r o m} \times \frac{f _{f r o m}}{f _{t o}}

Kalkulator terkait

Konverter Daya

Konversi antara watt, kW, HP, dan satuan daya lainnya.

Konverter Tekanan

Konversi antara Pa, bar, psi, atm, dan satuan tekanan lainnya.

Konverter Suhu

Konversi antara Celsius, Fahrenheit, Kelvin, Réaumur, dan Rankine.

Konverter Panjang

Konversi antara meter, kaki, inci, mil, dan lainnya.