The Rolls Surrette Battery Company has been a trusted name in deep cycle batteries for well over 50 years. These batteries are known for their high cycle life featuring the thickest plates in the industry, a large liquid reserve, and a durable double-wall construction. The average life expectancy for these batteries is in the 15 to 20 year range. Our representatives here at Apollo Energy are happy to discuss any questions you might have about our range.