1 - Number of PV panels (240 watt) 8
2 - Roof space required 154 Sq. Ft
3 - System size (KW) 1.88
4 - Average monthly power prod. (Kwh) 254
5 - Gross system cost ($2.50 PW) $4,700.00
6 - Federal tax credit (30%)
7 - State tax credit (35%)
8 - Utility rebate/credit $846.00
9 - Total net system cost $799.00
10 - Average annual savings $3,80.70
11 - Total savings (10 years) $3,80.70
12 - Total lifetime savings (40 years) $15,208.00
Line 1 - Total number of 240 watt panels
Line 4 - Total number of killowatt hours systems produces per month, based on Louisiana.
Line 5 - Total cost of systems includes panels, inverter, racking & balance of system parts. Figured at $2.35 per watt cost. Line 6 - federal tax credit on PV system of 30% system costs.
Line 7 - State tax credit on PV system of 35% of system cost up to $10,500 maximum (ck local state tax incentives).
Line - Some utility company's credit give a one time rebate of $450.00 per KW just for installing solar or solar thermal systems. (Up to 10KW system)
Line 9 - This is based on tax incentives and rebates only and does not include selling the electricity back to the power company at an average rate of .06 cents to .10 cents per Kwh.
Line 10 - Lifetime of system estimated