BTU to kWh Converter

Convert British thermal units to kilowatt-hours. 1 BTU ≈ 0.000293 kWh.

Inputs

Result

kWh
29.3071
105,506,000 J · 105.506 MJ.
  • BTU100,000
  • kWh29.30710
  • Joules105,506,000
  • MJ105.5060
  • Calories (kcal)25,216.40

Step-by-step

  1. kWh = 100000 × 0.000293071 = 29.30710.

How to use this calculator

  • Enter BTU.
  • Read equivalent kWh and other energy units.

About this calculator

BTUs are common in HVAC (heaters, ACs) and boilers in the US. 1 BTU is the energy to raise 1 lb of water by 1°F — about 1055 J. 100,000 BTU is roughly 29.3 kWh, or one therm of natural gas. Useful when comparing electric vs gas heating costs.

Frequently asked

BTU is energy. BTU/hr is power (rate). A 24,000 BTU/hr AC delivers 24,000 BTU per hour — that's ~7 kW of cooling.

Related calculators