Understand your current power consumption to figure how many panels would you required to meet those needs.

Size of Solar Power plant required: kWp
Size of Terrace/ slant roof required ( Shadow Free ): Sq.ft
Monthly Production from Solar Power Plant: kWh
Earning per month from Solar Power Plant:
Carbon Dioxide Emissions Reduced: Kg
Trees Saved
For  Commercial Electricity  Connection
Size of Power plant in Upto Price per kWp Total amount
5 kWp              48,300.0         2,41,500.0
10 kWp              48,000.0         4,80,000.0
20 kWp              44,000.0      8,80,000.0
30 kWp              44,000.0      13,20,000.0
40 kWp              41,000.0      16,40,000.0
50 kWp              41,000.0      20,50,000.0
60 kWp              41,000.0      24,60,000.0
90 kWp              39,000.0      35,10,000.0
100 kWp              39,000.0      39,00,000.0

Note:
The installation/power generation of panels also depends on several factors including the space available to install them on rooftops, clear line of sight/coverage, time of the year, elevation and geographical location.

What is kWP?