Buy from verified suppliers in Mumbai, Maharashtra. Compare prices, get free quotes, PM Surya Ghar subsidy ₹78,000.
Electricity costs ₹8.5–12/unit via BEST / Tata Power / Adani Electricity. See your payback period in seconds.
Good accessories protect your system and keep it safe. Every rooftop system in Mumbai needs proper DC and AC protection, earthing and solar-rated cables; skipping these is a common cause of failures and fire risk.
| Item | Purpose | Note |
|---|---|---|
| DCDB / ACDB | Fuses, SPDs and isolators | Required for safety and net metering |
| Earthing kit | Chemical earthing pits | Protects people and equipment |
| Lightning arrester | Diverts lightning strikes | Recommended on exposed roofs |
| Solar DC cable | UV-resistant 4–6 sq mm | Ordinary cable degrades in sunlight |
| MC4 connectors | Weatherproof panel joints | Use matching brands |
A 3 kW rooftop system in Mumbai generates about 360 units a month. At BEST / Tata Power / Adani Electricity's tariff of ₹8.5–12/unit, that saves roughly ₹3,700 a month (₹44,400 a year). After the ₹78,000 PM Surya Ghar subsidy, a 3 kW system costs about ₹82,000–1,32,000, so it pays back in roughly 1.8–3 years. BEST / Tata Power / Adani Electricity handles net metering in Mumbai, Maharashtra; your installer usually files the application. Get a precise figure with the solar calculator.