Getting rooftop solar panels is the environmentally — and financially — responsible thing to do, especially in Arizona, the proven sunniest state in the country. But oftentimes, the initial cost of ...

PHOENIX, Az., April 10, 2001 — APS doubled its solar generating capacity last week with the dedication of three new solar facilities, bringing the amount of solar energy produced by the utility to ...

operate the solar installations as they would a power plant, ramping up or curtailing power based on customers’ real-time energy needs. The device is called an advanced inverter. Inverters are ...