Long known for its line of spark plugs, E3 now has a full line of lithium automotive batteries. Dollar for dollar, E3 lithium is one of the lightest, most powerful, most economical battery on the market today. The E3.401 delivers 680 Pulse Cranking Amps with a capacity of 12.4 amp hours and weighs in at just 3.9 pounds.
Lithium batteries are 80 percent lighter than traditional lead-acid or absorbed-glass mat batteries. They also charge faster and can be mounted almost anywhere in any orientation, sideways, upside down, etc.
E3 lithium batteries come with a five-year warranty, and are fitted with protection against over-charge, over-discharge, and short circuit protection. They also feature cell-balancing technology and come with brass terminal adapters with each purchase. Retail price for the E3 401 is $350, but they are sold through Summit Racing Equipment, which offers NASA racers and Time Trial competitors discounts through the Summit Pro Shop Program.
