Growatt is a global solar energy company from China, known for producing solar inverters and increasingly popular lithium battery storage systems. Their battery line is branded ARK, and it’s designed to work seamlessly with Growatt hybrid inverters or be added to an existing solar setup.
Growatt batteries offer numerous noteworthy advantages, making them a widespread choice for solar energy storage. One of the chief benefits is their high efficiency — they deliver round-trip efficiencies of over 90%, allowing homeowners to store and use more of the energy they generate.
Another significant advantage is the use of Lithium Iron Phosphate (LiFePO4) technology. This chemistry is recognized for its greater thermal stability, longer life span, and sophisticated security compared to traditional lithium-ion batteries. As a result, Growatt batteries offer consistent performance over time and reduce the risk of overheating or combustion.
10 years (standard) or 5 years (selected series)
Cobalt-free LiFePO₄ lithium-ion
Low maintenance solar battery with high performance and affordable prices.
A user-friendly interface allows for 24-hour monitoring to track real time data and performance.
Thermally stable LiFe₅PO₄, robust multi-layer protection systems.
Easy expansion; mix and match modules; one-person installation.
High DoD, 6,000+ cycles, optimizer for balanced energy output.
IP65–66 rated, wide temp range, flame-retardant housing.
10-year coverage with supported cycle/capacity guarantees.
Find answers to the most common questions about solar battery rebates, installation, and Growatt battery systems.
This federal program offers a 30% discount on the purchase and installation of eligible small-scale battery systems when connected to new or existing rooftop solar panels. The rebate is available to homeowners, small businesses, and community facilities. Batteries must be between 5 kWh and 100 kWh in capacity, with the rebate applying to the first 50 kWh of usable capacity.
The rebate can significantly reduce the upfront cost of installing a battery system. For example:
These savings can help reduce your electricity bills by up to $1,100 annually for households with existing solar panels. If you’re installing both solar panels and a battery, the savings could be as high as $2,300 per year.
A Growatt Battery is a solar energy storage system designed to store extra power generated by your solar panels. You can use this stored energy at night, on cloudy days, or during blackouts, helping you rely less on the grid.
Growatt Batteries are known for being reliable, efficient, and affordable. They integrate seamlessly with Growatt inverters and are compatible with many other systems, making them a flexible choice for both homes and businesses.
On average, a Growatt Battery lasts around 10–15 years. Proper installation and regular monitoring help ensure the best performance and extended lifespan.
Yes, many Growatt Battery models come with backup power functions, allowing you to power essential appliances like lights, Wi-Fi, and refrigerators during a blackout.
Growatt offers a variety of battery capacities to suit different energy needs—whether for small homes, large families, or commercial setups. Your installer can guide you on the ideal size based on your energy usage.
Yes, Growatt Batteries use advanced lithium-ion technology with built-in safety protections such as temperature monitoring, overcharge prevention, and short-circuit protection—ensuring safe and stable operation.
Absolutely. Most Growatt Batteries are modular, allowing you to start small and add more capacity later as your energy needs grow.
Growatt offers easy-to-use apps and web portals where you can monitor your solar generation, battery storage, and power usage in real time—right from your smartphone or computer.
Definitely. By storing solar energy and using it when electricity rates are higher, you can cut down your power bills and get the most out of your solar investment. Over time, this helps you achieve faster payback and greater energy independence.