Growatt SPF 3500TL LVM-US 3.5kW Off-Grid inverter | Stackable parallel up to 6 units 21kW | UL1741

The Growatt SPF 3500TL LVM-US is perfect for your essential loads! It is a multifunctional off-grid solar inverter, integrated with an MPPT solar charge controller, a high-frequency pure sine wave inverter, and a UPS function module all-in-one machine, which can work with batteries or without batteries. This is perfect for off-grid/backup power and self-consumption applications. The transformerless design provides reliable power conversion in a compact size. Product Overviews:  Manufacturer Growatt Type Grid-Off Rated Power 3.5kW MPP Trackers 1/1 Max DC PV Input Current 80A Max DC PV Array Voltage 280V Max Efficiency >90% Warranty 2 Years Communication ShineWiFi-F/ ShineGPRS-F Key Features:  Scalable & Flexible: - Multi-customized modes for diverse scenarios - Up to 6 units in parallel for capacity extension- Support Multiple power sources, PV, Battery, Diesel generator, and utility- Compatible with lithium, lead-acid High Yields: - DC/AC ratio up to