How much does a Huawei solar inverter cost? Huawei solar inverter costs vary by model and capacity. Residential single-phase models range from €785 ($850 USD) for a 2kW unit to €1,296 ($1,405 USD) for a 6kW unit. Three-phase residential models cost €1,123-€1,846 ($1,215-$2,000 USD). With the new 5 kWh battery, you can now flexibly combine 5 and 7 kWh packs to unlock up to 9 capacity options, from 5 to 21 kWh. Compact yet powerful, it adapts to your lifestyle today and scales with your energy needs tomorrow—making smart living more flexible and affordable than ever. We offer you well over 1,500 inverters for purchase in. Future-Proof Battery Integration: All residential Huawei inverters come battery-ready with plug-and-play LUNA2000 compatibility, enabling homeowners to add energy storage years later without inverter replacement or additional hardware, protecting their initial investment. Comprehensive Value. A string inverter is the most common type of solar inverter today. It connects your solar panels to the grid. With Alma Solar, you will find videos, warranty condition and all manuals of installations of these products.