Update your vehicle to be Ready for the Road Ahead with a reliable contingency plan, with the Tekonsha 12V 5A/Hr Sealed Lead Acid Battery for Shur-Set III®. Thanks to its sealed 12V battery, this replacement part is the ideal option to power the breakaway electric brakes on trailers and cargo. Each battery is suitable for electric systems on single, tandem, and tri-axle trailers. FleetPride is your First Click in Heavy Duty®.