Make a smarter solar decision
Solar should feel like a sound investment, not a leap of faith. These practical guides help you understand savings, system size, equipment, finance and the choices that affect your long-term return. We date and source the policy figures that can change.
3 kW or 5 kW solar: which should you buy?
3 kW nets to ₹91,000 to ₹1,02,000 and 5 kW to ₹2,17,000 to ₹2,42,000 on the same ₹1,08,000 subsidy in Noida or Delhi. Choose by units, ACs, roof and load.
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ALMM List-II explained for rooftop solar
What the approved list is, when List-II became mandatory, who is exempt, and how to check a quote.
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Before you pay a solar installer an advance
The one-page checklist to complete before any solar advance, and why milestone payments protect both sides.
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Cut your summer AC bill in Delhi and Noida
Why a Delhi or Noida bill jumps when the ACs run: slab rates, the 8% surcharge and PPAC, what two or three ACs use, and what 3 to 5 kW of solar takes off it.
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Delhi electricity tariff explained (2026)
Delhi's five domestic slabs, fixed charge, 8% surcharge, monthly PPAC by board and the free-power subsidy, with a 400-unit bill worked out line by line.
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Free solar calls and SMS: scam or genuine?
PM Surya Ghar gives no free panels: the subsidy, up to ₹78,000, is paid to your bank after commissioning. Genuine costs, red flags and how to verify a caller.
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How to choose a solar company in Delhi NCR
Eight questions, what a good answer looks like, how Verde Solaire answers each, and the red flags.
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How to verify a PM Surya Ghar vendor
Where the vendor lists are, what a listing proves, and the 60-day rule.
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Is rooftop solar worth it in Delhi NCR?
Yes for an owned home using 200 units or more with a shadow-free roof: 3 kW nets to ₹91,000–1.02 lakh and pays back in about 3 to 5 years. No for shade, tenants or low use.
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NCR solar generation: monsoon, dust, winter
Delhi NCR rooftop solar peaks in the clear summer months and dips in monsoon cloud and winter fog. A 3 kW system averages about 338 units a month in Noida.
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Noida electricity tariff explained (2026)
Noida's 2026 tariff: ₹5.50 to ₹7.00 per unit in four slabs plus ₹110 per kW fixed, PVVNL or NPCL, and a 300-unit bill worked before and after rooftop solar.
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Problems after installing rooftop solar
Net meter not activated, inverter error, low generation, export missing from the bill, subsidy late: five common problems after rooftop solar and what to do.
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Rooftop solar in India: where it stands
The PM Surya Ghar numbers as of 22 July 2026, the 2022 market the scheme inherited, and what both mean for a homeowner installing now.
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Rooftop solar or an inverter battery?
Backup, bill savings or both: what an inverter battery, an on-grid system and a hybrid each do, what the subsidy covers, and how a quote should state backup.
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Solar installed but not activated: what now
An installed system is waiting for the board's inspection and net meter. Delhi's rule since 16 July 2026 is 10 days up to 10 kW. What to check, who to call.
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Solar on builder floors and shared roofs
Who signs on a shared terrace, what one floor's sanctioned load allows, and the three routes: your own connection, the society's, or Delhi's virtual net metering.
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Solar panel maintenance and cleaning in NCR
Plain water every two to three weeks in the dry months, the monsoon in between, one full check a year: how to keep a rooftop system in Delhi NCR at full output.
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Solar panel myths: cost, batteries, monsoon
Eight rooftop solar myths checked against 2026 sources: 3 kW nets to ₹91,000–₹1,02,000 after subsidy, GST is 5%, no battery on-grid, panels work in monsoon.
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Solar subsidy: facts that affect your savings
The solar facts that matter before you invest: subsidy, finance, equipment and net metering in Delhi and Noida.
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What size solar system do I need?
Divide your average monthly units by about 110 to 115 per kW: roughly 3 kW covers 300 to 400 units. Worked examples, roof area and DISCOM limits.
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