30kW Solar PV System

SYSTEM SPECS:
(212) Suntech Power, Inc. STP170S-24/Ab-1 PV modules
212 x 170 watts = 36,040 watts
(1) SatCon Power Systems Canada Ltd. AE-50-60-PV-D inverter.

* Rated output is larger than actual output to account for system losses.

This system will require 2,700 square feet of mounting area and is estimated to produce 52,119 kWh per year of usable electricity and translates to a savings of approximately $760 per month and $9,121 per year. Approximate total system cost is $8.50 per Watt.

$ 306,340 Total System Cost (includes parts, installation, warranty, tax)
$(107,219) State Tax Credit
$ 30,021 Federal Tax on State Tax Credit [28% Federal Tax Bracket]
$( 91,902) Federal Tax Credit
$( 98,181) Depreciation value accelerated to present (non-discounted)
________

$ 39,059 Net System Cost with Tax Benefits- 12.75% of $306,340

This is 12.75% of the cost!

The Total Lifecycle Payback is $360,483 in bill savings over 25 years compared to a system cost of $39,038. Payback occurs at Year 7.2.