Prototone Limited specializes in solar rooftop system design, installations and maintenance for small commercial buildings. You can dramatically cut your electric bill and get over 20% Return on Investment (ROI).

System payback period is 6 years & panels will last over 40 years!

TYPICAL SYSTEM SIZE: 12.5 kilo Watt (kW) DC

Gross Cost $49,000
Income Tax Credit (30%) $14,700
MACRS Tax Depreciation*
(Varies based on tax bracket. Please consult with CPA)
Net System Cost $20,364

* Bonus 50% MACRS Depreciation ends 12/31/2013 (Contact your CPA for details)

Old Bills: $6,000/Year

New Bills: Less than $2,700/Year

Savings: $3,300 per year

Lifetime System Savings well over $275,000

Contact us for a free proposal and project site tour! Email copy of your most recent electric bill to to receive a free, no-obligation proposal customized to suit your business needs. We also recommend kWh usage and bill amount for the past 12 months.

Get FREE CONSULTANCY about your project


We work hard to earn the trust of our customers because we believe strong relationships and long-term partnerships are fundamental to our sustained success. Drop us a line to get more information about the project.