Convert Megawatt to BTU per Hour (MW → BTU/h)

Converting megawatts to BTU per hour is straightforward: multiply by the conversion factor. Follow these three steps to do it by hand or in your head.

1. 1
   Take your value in megawatts

   Start with the number of megawatts (MW) you want to convert.
2. 2
   Multiply by 3,412,141.6

   The conversion factor from MW to BTU/h is 3,412,141.6. Multiply your value by this number.
3. 3
   Read the result in BTU per hour

   The result is your value in BTU per hour (BTU/h).

Multiply the value in megawatts by 3,412,141.6. For the reverse direction, multiply by 2.931e-7.

• ✓1 MW = 1000 kW = 1,000,000 W.
• ✓GW (gigawatt) = 1000 MW for country-scale generation.
• ✓For energy output, multiply MW × hours = MWh.

• ✗Confusing MW (power) with MWh (energy).
• ✗Using kW for large generation — numbers become unwieldy.
• ✗Mixing installed capacity (MW) with actual output (which depends on use).

What is the Megawatt?

The megawatt equals 1,000,000 watts (or 1,000 kW) and rates power plants, large industrial facilities, and grid-scale renewable installations worldwide. A typical natural-gas turbine generates 50–500 MW, a nuclear reactor produces 800–1,600 MW, and the largest hydroelectric plant (Three Gorges Dam in China) has 22,500 MW capacity. Wind turbines are rated 1.5–15 MW each (modern offshore turbines reach 14 MW). Solar farms range from 50 MW (small) to 1,500+ MW (large utility-scale projects). Electric grid demand for entire countries is measured in gigawatts (1 GW = 1,000 MW): the United States peaks at about 750 GW. The megawatt relates to the kilowatt (1,000 kW = 1 MW), the gigawatt (1,000 MW = 1 GW), and the megawatt-hour (when multiplied by time). Electricity wholesale markets bid in MW capacity and MWh energy.

• Power-station electrical output
• Wind and solar farm capacity
• Large industrial electricity consumption

What is the BTU per Hour?

BTU per hour (BTU/h or BTUh) is the standard rating for American heating, air-conditioning, and refrigeration system capacity. A window air conditioner is typically 5,000–12,000 BTU/h, central residential AC ranges 24,000–60,000 BTU/h, and commercial chillers reach 100,000–1,000,000+ BTU/h. The unit's persistence in HVAC reflects American engineering tradition: it directly links cooling/heating capacity to the BTU energy unit familiar in gas-fired equipment. 12,000 BTU/h equals 'one ton of refrigeration' (a unit derived from the heat needed to melt 1 ton of ice in 24 hours), so AC sizes are sometimes given in 'tons' (a 3-ton AC = 36,000 BTU/h). BTU/h relates to the watt (1 W ≈ 3.412 BTU/h), the kilowatt (1 kW ≈ 3,412 BTU/h), and the ton of refrigeration (12,000 BTU/h = 1 ton). Outside the US, kW is dominant for HVAC capacity.

• US air conditioners and heat pumps
• US furnace and boiler ratings
• Some industrial heat-exchanger specs