Solar panel cost and savings in Gangtok, Sikkim
Gangtok sits at 27.33°N, 88.62°E in Sikkim, India. A typical residential solar system there is sized at 4.8 kW, laid out as 11 panels of 440 W each, mounted at a 27 degree tilt facing the sun's midday path.
Based on PVGIS solar radiation data for Gangtok's coordinates, that system produces an estimated 5,686 kWh in its first year. At the local electricity price of ₹7.00 per kWh (export ₹3.50 per kWh, daily supply charge ₹8.00), that generation is worth an estimated ₹21,012 a year to a household with typical usage patterns for a 3-person home.
Get a solar estimate for your home in GangtokIncentives in Gangtok
1 incentive currently applies to a system installed in Gangtok:
Cost and payback
Before incentives, a typical system in Gangtok costs an estimated ₹242,000 to ₹363,000 installed. After the incentives above, the estimated net cost is ₹164,000 to ₹285,000, and the system pays back in about 11 years at today's local electricity price.
These figures assume a typical 3-person household with no pool, electric vehicle or electric heating, and installation in 2026. Incentive values are provisional estimates, last verified on the date shown against each scheme, and can change. Electricity prices shown here are set at the country level. Incentive amounts, when present, use each scheme's national or regional scope as noted above, except where an incentive's value is itself calculated from Gangtok's local solar zone; only the production and payback figures are calculated specifically for Gangtok's coordinates. Some Indian states run 1:1 net metering and others use gross metering with a separate, lower feed-in rate. This figure is a rough national blend, not any one state.
Frequently asked questions
How much solar power can a typical home in Gangtok generate?
A typical 4.8 kW system (11 panels) in Gangtok produces an estimated 5,686 kWh a year, based on PVGIS solar radiation data for its coordinates.
What does solar cost in Gangtok after incentives?
Before incentives, a typical system costs ₹242,000 to ₹363,000 installed. After the incentives listed on this page, the estimated net cost is ₹164,000 to ₹285,000.
How long does solar take to pay back in Gangtok?
At local electricity prices, a typical system in Gangtok pays back in about 11 years, with estimated annual savings of ₹21,012.
What solar incentives apply in Gangtok?
PM Surya Ghar: Muft Bijli Yojana Central Financial Assistance. Each is detailed above with its estimated value, eligibility and whether it is a national or local scheme.