Top 10 Best growatt 12v in 2026

Main highlights

• •【Tremendous Power at Your Reach】The Plug & Play 3684.6Wh battery with 3600W AC output (4500W with Watt+) supports 99% of daily essential appliances for a relatively long time. 16 versatile output ports make it ideal for RVs and home emergencies.
• •【Scalable for Whole-home】Expandable to a 240V battery system (2*HELIOS 3600 & 1*split-phase connector required) with up to 7200W/36kWh to meet the power needs of your entire home for 4-7 days and simultaneously energize your whole house by connecting to a transfer switch.
• •【6 Charging Methods】You have the flexibility to charge the battery with wall outlets (3hrs at 120V), solar panels (2.8hrs at 2000W), car outlets, vehicle alternators, EV chargers, other types of generators, or 20+ combo input methods to achieve ultra-fast 3600W charging in 1.5hrs. Quiet charge mode ensures silent operation for undisturbed work or rest.
• •【Package Order Delivery】If you purchased a package containing extra batteries, split-phase hub, or solar panels, the products will be shipped separately in multiple packages. Please wait patiently.
• •【Emergency vs. Daily Power】During power outages, it serves as an uninterrupted power for critical appliances with <20ms switch-over capability. In daily life, use the myGro APP features to customize power strategies tailored to your energy habits and keep your electricity bills low.
• •【Enjoy 5-year Service】With EV-class LFP battery cells, HELIOS 3600 features a 10-year lifespan and outstanding safety performance. Creative cold-start feature ensure your battery performance even in extreme cold weather (-22℉).