Solar Size.in
Dollar Rooftop Solar Calculator
$
Dollar
₹
India
Your Energy Needs
Annual electricity consumption
kWh/year
How much do you want to offset?
100%
Panel Specifications
Panel wattage
W
Panel dimensions
Length
m
Breadth
m
Solar Conditions
Peak sun hours / day
Performance ratio
78%
Available Roof Space
Usable shadow-free roof area
m²
Incentives & Rebates
Subsidy / Tax Credit (%)
30%
Fixed rebate amount
$
e.g. state/utility rebate
REQUIRED SYSTEM SIZE
5.2
kWp
8
650 W panels
EST. ANNUAL GENERATION
7328
kWh/year
ROOF AREA REQUIRED
48
m² (with spacing)
21 m²
panel footprint only
GROSS COST
$14,560 – $15,600
at 2.8–3.0 $/Wdc
INCENTIVE SAVINGS
$4,368 – $4,680
NET COST AFTER INCENTIVES
$10,192 – $10,920
30% subsidy + $0 rebate
Panel: 650 W • 2.3 m × 1.1 m = 2.53 m² each
Cost uses your requested premium range. Actual prices vary by brand and installer.