GoodWe AC-Coupled Battery Explained: A Simple Guide for Australian Homeowners
At Solar National, we speak with Australian homeowners every day who want more control over their electricity bills and greater protection from rising energy costs and power outages. Adding a solar battery is one of the most effective ways to achieve this — but choosing the right battery system matters just as much as choosing solar panels. One solution gaining strong attention is the GoodWe AC-coupled battery , particularly the GoodWe ESA Series . This guide explains how AC-coupled batteries work, what makes the GoodWe ESA Series different, and how it compares with other well-known options like Tesla, Sungrow, and BYD. What Is an AC-Coupled Battery? An AC-coupled battery stores electricity after it has already been converted into AC power by your solar inverter. In practical terms: Six-layer battery protection architecture AI-driven AFCI 3.0 , which actively detects arc faults Integrated protection against over-current, short circuits, and over-voltage Ty...