We wrapped our SunPower install Q4 last year, but inverter hiccups cost us 7% output first 6 months—factory solar installation process flagged that risk. ROI’s slower than promised, closer to 6.5 years. Anyone else see long paybacks with weekend installs?

https://www.abcmoney.co.uk/2025/05/solar-panels-for-factories-sustainable-energy-solutions-for-manufacturing/

We wrapped our SunPower install Q4 last year, but inverter hiccups cost us 7% output first 6 months—factory solar installation process flagged that risk. ROI’s slower than promised, closer to 6.5 years