Investment in a 10kW inverter system ranges from $1,690 for basic models to over $4,800 for premium hybrid units. While the initial cost is substantial, the long-term benefits include energy independence, reduced utility bills, and protection against power outages. Check each product page for other buying options. Learn more Need help? Discover 10kW inverters designed for solar energy. Federal Tax Incentive Urgency: The 30% federal tax credit for solar systems may be eliminated by the end of 2025 due to proposed legislation, making immediate investment potentially more valuable than waiting, as this could save $2,400-$7,500 on a complete 10kW system. DC Oversizing Maximizes ROI:. RETAIL PRICED OVER $2,000. 00! LIMITED QTY! Sungrow 3 phase 10kW Inverter. Find top brands, exclusive offers, and unbeatable prices on eBay. This price varies based on brand reputation, warranty length, and monitoring features. Total installation costs for a full 10kW system (panels. The SUNGOLDPOWER 10kW DC 48V Solar Inverter with Dual MPPT stands out because of its robust 10,000W continuous output and advanced dual MPPT solar controllers, ensuring efficient energy capture even in shaded or variable sunlight conditions. 77 per watt ($27,700 for a 10-kilowatt system).