Solar-Powered Mini-Splits: Direct DC vs. Battery-Inverter Systems

As solar energy gains popularity, homeowners are exploring efficient ways to power their air conditioning systems. Two main options have emerged for solar-powered mini-splits: direct-to-solar DC systems and traditional AC units connected to solar panels via batteries and inverters.

Direct-to-solar mini-splits offer a simplified setup by eliminating the need for batteries and inverters. This can potentially reduce system complexity and cost. However, these systems have limitations. They only operate during daylight hours, have limited product options, and sometimes consume more power than high-efficiency AC units.

On the other hand, mini-splits connected to solar panels through batteries and inverters provide greater flexibility. These systems can run anytime, not just when the sun is shining. They also offer a wider selection of efficient units and allow for energy storage, enabling use during cloudy days or at night. Another advantage is the ability to configure your AC-out-2 to activate when batteries are charged to power hot water or AC to fully utilise spare capacity on your pannels eliminating the need for dedicated pannels for your direct-to-solar AC.

While direct-to-solar systems might work well in consistently sunny climates where cooling is primarily needed during the day, most applications benefit from the versatility of battery-inverter systems. These setups accommodate various usage patterns, allow for future expansion, and can power other household appliances.

Ultimately, the choice depends on specific needs, climate, and budget. However, for most homeowners, a mini-split connected to solar panels via batteries and an inverter offers the best balance of efficiency, flexibility, and long-term value.

We will shortly have a selection of products in our showroom with a focus on off-grid living and solar mini-splits.