Tesla Powerwall 3 Heat Pump Optimization Launches in Europe, Stores Solar as Heat

Tesla has introduced Heat Pump Optimization for its Powerwall 3 and three-phase Powerwall 3P systems, currently available only in Europe. The feature enables the battery to communicate with compatible heat pumps, instructing them to run during periods of cheap or surplus solar energy, effectively storing that energy as hot water. This integration helps homeowners maximize self-consumption of solar power, reduce reliance on the grid, and lower energy costs. However, Tesla has not announced plans to bring the feature to North America, where the required hardware standard is largely absent. The move underscores Tesla’s push into home energy management beyond electric vehicles, leveraging its ecosystem to optimize renewable energy use. As heat pumps gain popularity for efficient heating, this feature could accelerate adoption by making them smarter and more cost-effective when paired with solar and storage. For now, European customers with compatible systems can benefit from this innovative energy-saving capability, while other markets await potential future rollout.