UNISUN Power Solutions Pvt Ltd | India's Best Solar Company

Rooftop solar installer in Mumbai, Maharashtra. ★ 4.5 (143 Google reviews) Updated June 2026.

About

Mumbai presents a dynamic environment for residential solar adoption due to high energy demand and increasing focus on decentralized power generation. Homeowners in the area seeking to integrate rooftop solar systems often find this service provider suitable for initial consultations regarding system sizing and feasibility. When pursuing the PM-Surya Ghar subsidy, applicants should confirm the current application window, as timing is critical for maintaining eligibility. It is advisable to gather necessary documentation, such as proof of residency and property ownership details, before beginning the formal submission process. Having these documents

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Rooftop solar in Mumbai, Maharashtra

A standard residential rooftop solar system in Mumbai sizes between 1 kW and 5 kW depending on monthly consumption. Most Mumbai homeowners pick a 3 kW system — it covers 300–400 units a month and captures the full ₹78,000 PM-Surya Ghar central subsidy.

Installed cost for a 3 kW system runs ₹1.8 lakh to ₹2.4 lakh; after the central subsidy your net outlay is ₹1.0 lakh to ₹1.6 lakh. Payback typically lands between 3.5 and 5 years — and the panels carry a 25-year warranty. UNISUN Power Solutions Pvt Ltd | India's Best Solar Company can quote your specific roof; use the Get Quote form above or call 081696 94414.

The installer handles the PM-Surya Ghar registration, DISCOM net-metering application, system installation, and commissioning. Confirm AMC terms, panel warranty (look for Tier-1 manufacturer + 25-year linear-power guarantee), and inverter warranty (10 years minimum) before signing.

What to check before booking

  • Site visit and shading analysis — this determines the realistic kW your roof can support
  • PM-Surya Ghar registration done on your behalf, with the ₹78,000 subsidy credited directly to your bank
  • DISCOM net-metering application and commissioning — installer should handle this end-to-end
  • Tier-1 panels with 25-year linear-power warranty (degradation ≤0.55% per year)
  • Inverter warranty (10 years minimum) and on-site replacement policy
  • AMC contract for at least 5 years (panel cleaning, performance check, inverter health)

Frequently asked questions

How much PM-Surya Ghar subsidy can I get in Mumbai?

PM-Surya Ghar: Muft Bijli Yojana offers up to ₹78,000 for a residential rooftop solar system (₹30,000 per kW for the first 2 kW, ₹18,000 for the 3rd kW). Most households choose a 3 kW system to capture the full subsidy. Maharashtra residents apply through the national pmsuryaghar.gov.in portal — your DISCOM and the installer handle the rest.

What's the typical cost of a 3 kW system in Mumbai?

A 3 kW grid-connected residential rooftop system costs ₹1.8 lakh to ₹2.4 lakh installed (₹60,000 – ₹80,000 per kW). After the ₹78,000 PM-Surya Ghar subsidy, your net cost is ₹1.0 lakh to ₹1.6 lakh. Payback for a typical household in Maharashtra is 3.5 – 5 years; the panels carry a 25-year warranty.

Does UNISUN Power Solutions Pvt Ltd | India's Best Solar Company handle net-metering paperwork?

Reputable solar installers handle the net-metering and DISCOM application end-to-end — site survey, design, DISCOM application, installation, commissioning, and meter installation. Confirm with UNISUN Power Solutions Pvt Ltd | India's Best Solar Company when you call (081696 94414) or fill the Get Quote form above.

What panels and inverters does UNISUN Power Solutions Pvt Ltd | India's Best Solar Company typically install?

For PM-Surya Ghar eligibility, panels must be from approved manufacturers — typically Tier-1 brands such as Adani, Vikram, Waaree, Tata Power Solar, Premier Energies, or Loom Solar. Inverters are usually Growatt, Solis, Microtek, Polycab, or Luminous. Ask for the specific model and the 25-year linear-power warranty document.

How long does installation take?

Typical timeline: 3 days for site survey + design, 10–20 days for DISCOM approval, 1–2 days for installation, 7–15 days for net-meter installation and commissioning. End-to-end is 4–8 weeks for most residential installations in Mumbai.

Location

221, Hari Om Plaza, Mahatma Gandhi Rd, near Omkareshwar Temple, Sukarwadi, Borivali East, Mumbai, Maharashtra 400066, India

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Opening hours

SundayClosed
Monday10:00 – 19:00
Tuesday10:00 – 19:00
Wednesday10:00 – 19:00
Thursday10:00 – 19:00
Friday10:00 – 19:00
Saturday10:00 – 19:00
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