Comment on Heat pumps can't take the cold? Nordics debunk the myth

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applebusch@lemmy.world ⁨1⁩ ⁨year⁩ ago

They theoretically could, but the coefficient of performance would go below 1 long before you get close to zero Kelvin. That means it would cost more energy to pump the heat than is pumped, so you’d be better off using an electric heater.

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