
Solar is the cheapest electricity in history.
Source: IRENA / Lazard LCOE analysis
Estimate your solar system.
Enter a few details and see projected size, cost, and savings—no signup required.
Your Roof Size
sqft
0 sqft (type any value)1500+ sqft (type for more)
Calculation: 30 sqft per 450W panel
Based on standard solar panel dimensions
Your Estimate
Number of Panels
30
450W panels
System Size
13.5
kilowatts (kW)
Monthly Generation
1.09 - 1.33 MWh
Average: 1.21 MWh/month
Monthly Value (at S$0.30/kWh)
S$363
Based on average generation
25-Year Linear Estimate
Total Generation
363.0 MWh
Total Value
S$108,900
Linear estimate assumes consistent generation over 25 years
Panel Output
450W
High-efficiency monocrystalline panels
Monthly Generation
1.09-1.33 MWh
For 30 panels (13.5 kW system)
Electricity Value
S$0.30/kWh
Estimated value per kWh generated
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