SolarEdge inverter costs in 2025 range from $1,367 for basic residential models to over $6,500 for commercial systems, but the total system investment including optimizers and installation typically runs $5,500-$9,000 for residential applications. Premium Technology Justifies Higher Costs: While SolarEdge systems cost 20-35% more than basic string inverters ($5,500-$9,000 vs $3,000-$5,000 for residential installations), the module-level optimization delivers 15-25% higher energy production, typically paying for the premium within 2-3 years. A solar inverter makes up about 10% of the total cost of your solar energy system. 24 per watt on a solar inverter, not including labor costs. Most solar panel contractors. The size of your solar system (measured in kilowatts, or kW) directly impacts the size—and, therefore, the cost—of your inverter. The same principle applies here. A larger solar array needs an inverter with a. What are a few brands that you carry in Solar Inverters? We carry NATURE POWER, Renogy, KISAE and more.