In Pictures: Tesla Powerwall 3 adds Heat Pump Optimization to store cheap solar as heat, Europe only

Heat Pump Optimization lets Powerwall 3 units coordinate with compatible heat pumps to store surplus solar as heat.

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European homeowners can use the feature to heat living spaces with cheap solar or off-peak grid power.

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The feature is limited to Europe, where the SG-Ready heat pump standard is well established.

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Tesla has not announced a US or Canada rollout for Heat Pump Optimization.

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The system signals SG-Ready heat pumps to boost heating when surplus energy is available.

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Powerwall 3 and three-phase Powerwall 3P owners in Europe can activate the new capability.

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Storing cheap solar as heat helps households cut reliance on expensive peak-hour electricity.

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The rollout underscores how Europe's SG-Ready standard eases home energy integration.

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Tesla positions Heat Pump Optimization as a way to stretch home solar further during colder months.

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