Ancona cooktops are available online through the Costco website. A listing of Ancona cooktops is also available on the company's official website. Individual cooktop models link directly to the Costco website from the Ancona webpage by clicking Shop.
The Anacona five-burner 30-inch stainless steel cooktop is highly rated on Costco, with a 4.5 star rating from 91 reviews, as of March 2015. The cooktop is capable of providing up to 43,000 British thermal units of heat with its five burners. Its main burner is a triple-ring, super rapid five-jet burner that can heat up to 16,000 Btus on its own.