Quarke is committed to providing high-quality and cost-effective solar inverters. Our product range covers from basic to advanced features to ensure you find the right solar inverter for your needs. Our off-grid hybrid solar inverters are equipped with high-frequency MPPT solar controllers and support power outputs from 3000w to 11kw. Our flagship model, the 5.6KW QK-VMIV5600, is a popular choice due to its pure sine wave output, touchscreen interface, remote control, and Wi-Fi capabilities. Most of our solar inverters can operate without batteries when exposed to sunlight.