As a guide, 1 kW of panels needs roughly 80–100 sq. ft. of shadow-free roof area. A typical 5 kW residential system needs about 400–500 sq. ft.
Grid-connected systems require net-metering approval from your local discom. CrestCell Energy handles this application on your behalf as part of installation.
Most residential systems are installed within 2–4 days on-site; the full process including discom approval typically takes 3–5 weeks.
Periodic panel cleaning (monthly to quarterly depending on dust) and an annual electrical inspection are usually sufficient. Our AMC plans cover both.
Panels typically carry a 12-year product warranty and 25-year linear performance warranty. Inverters usually carry 5–10 years depending on model.
Yes, hybrid inverter systems can usually be expanded with battery storage after installation — ask us about compatibility during your site visit.
Standard grid-tied systems shut off during a grid outage for safety. A hybrid system with battery backup is needed for power during outages.
Pricing depends on capacity (kW), panel/inverter brand, mounting structure and site complexity. We provide a itemised quote after the site survey.