The smart, low-voltage controller that pays for itself. Get started immediately—a single unit requires no permits and can be installed in just 7–8 minutes.
the simple yet powerful HVAC optimization solution from Legacy Energy. Designed to work seamlessly with any HVAC system, Solar Save dynamically adjusts fan and compressor cycles to reduce energy use—helping you lower electricity bills, extend system life, and make your home or business more efficient from day one.
Reduce HVAC power use by up to 30%
Extend HVAC lifespan through reduced strain
Plug-and-play setup in 7-8 minutes
Solar Saver™ intelligently manages your HVAC system’s performance by extending fan run time while allowing the compressor to rest. This balanced cycle maintains comfort while cutting down energy-hungry compressor usage—the biggest driver of HVAC costs.
Automatically optimizes fan and compressor timing
Works with all residential and commercial HVAC units up to 10 tons
Continuously adapts to your home’s usage patterns for optimal performance
Proven Results in Every Climate
Tested in every major climate zone, Solar Saver™ reliably cuts HVAC energy costs for homes and businesses. Backed by the CPUC and trusted by installers nationwide, it’s the smart choice for efficient, clean energy.
Legacy Energy, LLC helps clients worldwide cut costs and boost efficiency with turnkey and custom HVAC optimization solutions.
Trusted by global leaders, we bring U.S.-based innovation to market through smart technologies like Solar Saver™—delivering measurable savings and lasting efficiency that pays for itself.