A Solar Photovoltaic Performance and Financial Modeling Solution for Grid-Connected Homes in Zambia

Table 2

Financial model critical metric summary.

Year	After-tax project cumulative IRR (%)	After-tax project cumulative NPV ($)	EBITDA ($)	DSCR (pretax)	O&M–annual battery replacement ($)
1	NaN	-733.05	0	0	0
2	-57.2022	-449.389	446.792	6.09497	144
3	-11.0528	-203.396	431.528	5.88674	159.264
4	11.2757	8.53838	414.646	5.65645	176.146
5	22.4936	189.679	395.974	5.40174	194.817
6	28.5203	342.978	375.324	5.12003	215.468

NaN–IRR period is infinite and therefore not applicable to year 1.