Have you ever wondered “does it pay?”- what is the payback time of going solar? To access solar calculators and regional information about Solar for your home or business. Read more about the rate of return on your investment, and how it depends on three main factors: system size, utility rates and local climate. It is a fact that as California’s utility rates increase, our payback period decreases. Call Aztec Solar now for a free site evaluation and your total solar solution, lock in your utility rebates for your ultimate solar savings.