A1 Sun is a family-owned residential solar and energy storage design and installation company based in Berkeley, CA. Since 2007, they have been helping Bay Area homeowners incorporate solar and battery systems into their homes to meet their current and future energy needs.
With a focus on quality and durability, A1 Sun offers advanced system design, blackout readiness, and decades of performance. Their expert team takes the time to understand each home's existing wiring and usage patterns, customizing energy storage systems to maximize energy bill savings while maintaining blackout readiness. A1 Sun also provides data monitoring, allowing homeowners to view real-time and historical solar production data from any device.
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