BTU Converter

    Convert between BTU, joules, and calories

    Formula

    1 BTU = 1055.06 J = 252 cal

    BTU (British Thermal Unit) is commonly used in HVAC and heating.

    Examples

    1000 BTU

    = 1,055,060 J = 0.293 kWh.

    Frequently Asked Questions

    About BTU

    Convert between BTU, joules, and calories.