The average working price for Vienna 15kW inverters ranges between โฌ2,800 to โฌ4,200, depending on these critical factors: "A 2023 solar market report shows hybrid inverters cost 18-22% more than standard models but deliver 30% faster ROI through energy storage optimization. "Here's a general breakdown of inverter costs by type: Inverter cost can vary depending on wattage, brand, and features. A complete. A standard string inverter will cost โฌ500 โ โฌ1,900, or โฌ900 โ โฌ2,800 for a hybrid. Without the inverter, the whole system simply doesn't work. They typically range from โฌ1,000 for basic models up to around โฌ10,000 for advanced models designed for larger systems. After the federal battery rebate available in 2026, most Victorian households pay a net cost of $3,500-$12,000.