The backup generator maker is on track for its sixth straight day of gains and best week since November 2024. It is up nearly 12% this week.

Cummins and Generac make two very popular portable generators, which can be useful for camping or emergencies, but which one is the best pick for you?

With refueling, backup generators will run for extended periods. Generac's new data-center units, like other diesels, are equipped to run on fuel synthesized from vegetable oil.

With refueling, backup generators will run for extended periods. Generac's new data-center units, like other diesels, are equipped to run on fuel synthesized from vegetable oil.

Waukesha-based Generac Power Systems is launching a new line of backup generators for data centers that can run on diesel fuel or biofuel made from vegetable oil.