Published on September 1, 2025 4 min read

painel solar

Painéis solares domésticos são dispositivos que convertem a luz solar em eletricidade para uso residencial. Os painéis solares domésticos podem reduzir a dependência de combustíveis fósseis, diminuir as contas de eletricidade e aumentar o valor da propriedade. Os painéis solares domésticos também podem ser elegíveis para créditos fiscais, descontos e incentivos do governo e de empresas de serviços públicos.

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Custo de painéis solares

The cost of home solar panels depends on several factors, such as the size and type of the system, the location and orientation of the roof, the quality and efficiency of the panels, the installation and maintenance fees, and the financing and payment options. According to various sources , the average cost of home solar panels is about $3 per watt or $15,000 for a 5-kilowatt system before incentives. Some examples of home solar panels and their costs are: • SunPower: SunPower is a company that offers high-quality and high-efficiency home solar panels that can produce up to 60% more energy than conventional panels. The cost of SunPower home solar panels ranges from $3.50 to $4.50 per watt or $17,500 to $22,500 for a 5-kilowatt system before incentives. • Tesla: Tesla is a company that offers innovative and affordable home solar panels that can integrate with Tesla Powerwall, a battery that stores excess energy for backup or off-grid use. The cost of Tesla home solar panels ranges from $2.50 to $3.00 per watt or $12,500 to $15,000 for a 5-kilowatt system before incentives. • Vivint Solar: Vivint Solar is a company that offers flexible and customized home solar panels that can suit different needs and budgets. The cost of Vivint Solar home solar panels ranges from $3.00 to $4.00 per watt or $15,000 to $20,000 for a 5-kilowatt system before incentives.