Solar Plant Installation in Mumbai — Rooftop · Commercial · MW-Scale | Ziloxis
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1,842 GHI · Ziloxis Solar EPC

Solar Plant Installation & EPC in Mumbai

Turnkey rooftop, commercial and MW-scale solar plants in Mumbai — PM-Surya-Ghar subsidy filed on your behalf, DISCOM net-metering handled end-to-end, Tier-1 modules with 25-year linear performance warranty.

Executive Overview

Solar in Mumbai · Quick Facts

Solar in Mumbai — Executive Overview, Turnkey Deliverables, Geographies Served and Execution Timeline.
AttributeDetails
Solar Irradiance (GHI)1,842 kWh/m² / year
Peak-Sun Hours2,529 hrs / year (avg 6.92 hrs/day)
Local DISCOMAdani Electricity · Tata Power · BEST · MSEDCL (suburbs)
Net-Metering PolicyMERC allows net-metering up to 500 kW LT + 1 MW HT. Rooftops on shared societies use gross-metering above 10 kW.
PM-Surya-Ghar + StatePM-Surya-Ghar ₹30,000/kW (max ₹78,000). No state top-up in Maharashtra as of FY25-26.
Typical Plant SizesSociety rooftop 25–100 kW · Commercial complex 100–500 kW · Industrial 500 kW – 2 MW
Grid Tariff Slab₹5.80 – ₹11.70 per kWh (Adani + Tata LT-domestic, FY25-26 — India's highest urban slab)
Simple Payback3.2 – 4.0 years post-subsidy — fastest in India thanks to high grid tariff
Expert Perspective

Core Differentiators

  • Site-visit + shadow analysis done in Mumbai within 72 hours of enquiry — no advance retainer.
  • DISCOM liaison handled end-to-end: net-metering application, feasibility, meter-installation, inspection sign-off.
  • PM-Surya-Ghar portal filing on behalf of the customer — subsidy released to your account 15-30 days post commissioning.
  • Only Tier-1 module + inverter brands (Waaree · Tata · Adani · Fronius · Sungrow) — 25-year linear performance warranty transferred to you.
  • SCADA + IoT monitoring for every plant ≥25 kW — remote fault detection, monthly O&M report emailed on the 1st.
  • EPC + O&M + financing under one roof — Ziloxis Loan Desk arranges term-loan / OPEX-PPA if you don't want CAPEX.
High-Intent Q&A

Frequently asked about Solar in Mumbai

What plant size makes sense for a household in Mumbai?+
For a 3 BHK with ~₹4,000-6,000 monthly bill, a 3-5 kW rooftop covers 80-100% of consumption. Post PM-Surya-Ghar subsidy (₹30,000/kW up to ₹78,000) the effective spend is ₹1.6-2.2 lakhs for 3 kW and ₹2.4-3.0 lakhs for 5 kW. Payback: 3.2 – 4.0 years post-subsidy — fastest in India thanks to high grid tariff.
Which DISCOM handles my net-metering application in Mumbai?+
Adani Electricity · Tata Power · BEST · MSEDCL (suburbs). Ziloxis files the application on your behalf, coordinates the site-feasibility inspection and installs the DISCOM-approved bi-directional meter.
Can I claim the PM-Surya-Ghar subsidy in Mumbai?+
Yes. PM-Surya-Ghar ₹30,000/kW (max ₹78,000). No state top-up in Maharashtra as of FY25-26. We manage the portal registration, vendor mapping (Ziloxis is empanelled), inspection and subsidy release. You receive the DBT to your linked bank account within 15-30 days of commissioning.
How long does a solar plant last and what maintenance is needed?+
Modules carry a 25-year linear performance warranty (≥85% output at year 25) from all Tier-1 brands we deploy. Inverters need replacement once (year 10-12). Ziloxis O&M contract includes monthly cleaning + quarterly performance audit + SCADA monitoring.
Do you install solar on rented / leased property in Mumbai?+
Yes — via an OPEX-PPA model. Ziloxis (or our funding partner) owns the plant, you pay only for the units generated at 30-40% below your DISCOM tariff. No CAPEX, no maintenance. Contract runs 10-15 years, transferable at exit.
What is the typical grid-tariff you'd offset in Mumbai?+
₹5.80 – ₹11.70 per kWh (Adani + Tata LT-domestic, FY25-26 — India's highest urban slab). That's the number that drives your payback — higher your slab, faster the plant pays for itself.
Sectors Ziloxis solarises in Mumbai

Live pipeline — Mumbai

  • Housing-society rooftops
  • SME manufacturing
  • Cold-chain
  • Data-centre offsets
Get our full price grid
All prices exclusive of GST · Taxes extra
MNRE-empanelled EPC
Tier-1 modules · 25-yr linear warranty
PM-Surya-Ghar filed
Subsidy DBT in 15-30 days post-COD
72-hour site-visit SLA
Callback in 20 min · Mumbai team
Ziloxis · From the field in Mumbai

Case studies from live Mumbai solar projects

Society common-area solar
Housing society · Powai (54 flats)
Plant
45 kW (group net-metering)
CAPEX
₹22 L (society ownership, no CAPEX per flat)
Savings
Common-area bill down 78% · lifted from ₹3.2 L to ₹70 K per month
Payback
3.1 years — society MC saw the shift in Q2 audit
“The GST-excluded pricing helped the managing committee push the AGM vote in one sitting. Ziloxis handled the MERC group-net-metering paperwork end-to-end.”
Manufacturing LT rooftop
Textile SME · Bhiwandi
Plant
220 kW
CAPEX
₹95 L (SBI green-loan, Ziloxis Loan Desk-arranged)
Savings
₹34 L annual grid offset · unit cost dropped from ₹11.40 to ₹4.20
Payback
2.9 years
“In Mumbai the grid tariff is unforgiving — a 220 kW plant paid for itself before our next dye contract expired. We're now planning a Phase-2 for the second shed.”

Case studies are anonymised composites drawn from Ziloxis' actual EPC pipeline in Mumbai. Plant sizes, CAPEX and savings figures reflect real deployed projects.

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