Rayovac

Rayovac has been at the forefront for its industry leadership in technology.

Rayovac, a division of Spectrum Brands, Inc. (a subsidiary of Spectrum Brands Holdings, Inc.) Holdings headquartered in Middleton, WI, holds the rank of global market leader while producing the number one selling hearing aid battery in the world. Rayovac’s proprietary formulation and manufacturing process were crucial to achieving these lofty milestones. All Rayovac hearing aid batteries are produced in Portage or at a companion facility in the United Kingdom. Each year, the facility manufactures hundreds of millions of hearing aid batteries, its primary focus, while also producing a large quantity of lithium batteries.