Voltage Sag Explained: Why a 3000W Inverter Shuts Off Under Load
Short answer:Voltage sag happens when your batteries and wiring can’t supply the high current your inverter demands. Even if your load is under 3000W, a brief voltage drop can trigger the inverter’s low-voltage cutoff and shut everything down. This is one of the most common reasons DIY solar, RV, and off-grid inverters fail in real-world … Read more