All Categories
Get it between 2024-12-10 to 2024-12-17. Additional 3 business days for provincial shipping.
Don't get stranded - Add a Battery
Simplifies switching; Isolates engine and house circuits; Combines batteries for emergency starting
Shares the charge between two batteries more efficiently than a battery isolator
Tin-plated copper studs for maximum conductivity and corrosion resistance
Adding a second battery to the electrical system prevents the unintended discharge of the engine start battery. Blue Sea Systems popular Add-A-Battery kit was primarily designed for boats with alternator output of 120A or less. When installed, the Add-A-Battery isolates the start battery from the house loads which prevents the discharge of the start battery. The Add-A-Battery offers a simple way to control the charging and battery switching of two battery banks. The E-Series Dual Circuit Plus Battery Switch simplifies the switching while the SI-ACR automates charging between two batteries.