Illustration of a home with rooftop solar panels connected to Cala's intelligent heat pump water heater

Cala prioritizes water heating when solar production is expected, helping you use more of your solar energy and lower your water heating costs.

Keep Your Solar Energy at Home
Maximize the use of your solar energy within your home instead of exporting it.
Save on Energy Bills
If you don't have net metering, Cala reduces your electricity export, helping you save on energy costs.
Future-Proof Your Solar Investment
If you have net metering, Cala protects your savings even if policies change in the future.
Boost Battery Performance
If you have a battery system, Cala optimizes its efficiency by reserving energy for other essential systems, enhancing performance and reducing costs.
Lower Your Carbon Footprint
Maximize your solar energy usage to minimize reliance on external power sources and significantly reduce your carbon footprint.
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Optimized with Cala Predictive Intelligence™

Advanced Solar Forecasting:
Cala uses your home’s location, solar system orientation, and local insolation forecast to accurately predict your daily solar production.
Solar-Synchronized Water Heating:
Cala Predictive Intelligence™ synchronizes water heating with your solar energy production and water usage patterns, ensuring comfortable hot water while maximizing Cala’s use of your solar energy.
Energy Consumption and Water Usage Optimized Daily:
By continuously learning from your habits, Cala ensures every aspect of its operation is tailored to deliver seamless efficiency andpeak performance.

How it Works

See how Cala delivers comfort and efficiency, every day.

Learn More
Cala uses a heat pump, like the one in an air conditioner, to efficiently transfer heat from the air to the water.
Cala learns your household’s schedule and adjusts water heating to save you money without sacrificing comfort.
Cala gathers information like the local weather forecast and the status of the electric grid. It uses this information to further increase your savings and reduce your carbon footprint.