How to Use kilowatt-hour in a Sentence

kilowatt-hour

noun
  • For the grid, cost per kilowatt-hour of storage matters more than squeezing out a few extra watts per kilogram.
    — Tejasri Gururaj, Interesting Engineering, 6 Jan. 2026
  • But of course, there are a million patentable ways to turn a photon into a kilowatt-hour (for example).
    — Rob Day, Forbes.com, 16 May 2025
  • One kilowatt-hour is the energy used by leaving a 40-watt bulb on for 24 hours.
    — Wayne Chang, CNN, 12 July 2023
  • Connecticut pays more than twice what Nebraska pays per kilowatt-hour.
    — Josh Elliott, Hartford Courant, 23 Feb. 2026
  • In exchange, the electricity usage rate would be cut by 5 to 7 cents per kilowatt-hour.
    — Andrew Sheeler, Sacramento Bee, 9 May 2024
  • At exactly 19 cents per kilowatt-hour, the price of electricity is back at all-time highs.
    — Claire Malon, Boston Herald, 17 Sep. 2025
  • For those reasons, LFP cells are less expensive per kilowatt-hour.
    — John Voelcker, Car and Driver, 4 Mar. 2023
  • These are often the times when electricity demand — and therefore value per kilowatt-hour — is at its peak.
    — Mrigakshi Dixit, Interesting Engineering, 15 Jan. 2026
  • Since this time last year, the average price of electricity per kilowatt-hour has increased by over 7%.
    — Claire Malon, Chicago Tribune, 20 Feb. 2026
  • Heat pumps can offer multiple kilowatt-hours of heat per kilowatt-hour of electricity, thanks to physics.
    — Chris Baraniuk, WIRED, 2 July 2024
  • That figure is based on energy usage of 1,000 kilowatt-hours a month.
    — Jordan Smith, IndyStar, 16 Oct. 2025
  • How much energy a heater uses is measured in kilowatt-hours, which measures the energy draw per hour of your device.
    — Gabriel Morgan, Better Homes & Gardens, 9 June 2023
  • For every kilowatt hour of solar energy sent to the grid, the customer received a kilowatt-hour credit.
    — Angela Palermo, Idaho Statesman, 6 Apr. 2025
  • For every kilowatt hour of solar energy sent to the grid, the customer received a kilowatt-hour credit.
    — Angela Palermo, Idaho Statesman, 2 Oct. 2025
  • The rate for each kilowatt-hour of electricity for all residential customers would decrease by about one-third.
    — Danielle Echeverria, San Francisco Chronicle, 13 Apr. 2023
  • Multiply your home's cost per kilowatt-hour for electricity by 10.
    — Camila Domonoske, NPR, 22 May 2026
  • Multiply your home's cost per kilowatt-hour for electricity by 10.
    — Camila Domonoske, NPR, 7 Apr. 2026
  • The co-op looks to make money by charging a service fee that is independent of how many kilowatt-hours of electricity are sold.
    — David Wagman, IEEE Spectrum, 27 Mar. 2019
  • Since December, the average price per kilowatt-hour has climbed almost 8%.
    — Claire Malon, Boston Herald, 17 Sep. 2025
  • And that shows that there's been a 1 percent increase nationwide per kilowatt-hour in EV charging prices.
    — Michael Calore Aarian Marshall, WIRED, 22 Aug. 2024
  • Thirty kilowatt-hours is about enough to power the average US home's daily usage.
    — New Atlas, 7 Feb. 2025
  • The average price of electricity in the US is 23 cents per kilowatt-hour.
    — Rhett Allain, WIRED, 14 July 2023
  • It should be noted that the energy outputs of electric washers and dryers are measured in kilowatt-hours (kWh).
    — Barbara Bellesi Zito, Better Homes & Gardens, 12 May 2023
  • Solar owners will now be compensated less than 3 cents per kilowatt-hour for most of the year, with higher rates only during peak hours in the summer.
    — Angela Palermo, Idaho Statesman, 2 Oct. 2025
  • It’s fitted with the same power source as its older cousin in Europe, a 42 kilowatt-hour nickel manganese cobalt battery.
    — Kristin Shaw, Popular Science, 17 Apr. 2024
  • But for Terry, the true impact isn’t measured in kilowatt-hours saved; it’s measured in the minds of young people who have been empowered to create change.
    — Alexandra Harbert, USA TODAY, 20 Feb. 2025
  • That translates to around 278 kilowatt-hours, or enough to charge a standard Hyundai Ioniq 6 nearly six times over.
    — New Atlas, 23 Apr. 2025
  • The current price of electricity is a fraction of a cent off last month’s record high at approximately 19 cents per kilowatt-hour.
    — Claire Malon, Chicago Tribune, 17 Mar. 2026
  • At over 19 cents per kilowatt-hour, the current price of electricity is the highest on record — going back almost 50 years.
    — Claire Malon, Chicago Tribune, 16 May 2026
  • At just over 19 cents per kilowatt-hour, the current price of electricity is the highest on record, going back almost 50 years.
    — Claire Malon, Chicago Tribune, 20 Feb. 2026

Some of these examples are programmatically compiled from various online sources to illustrate current usage of the word 'kilowatt-hour.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

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