Blue Sea Add-A-Battery Kit - 120A

Blue Sea Add-A-Battery Kit - 120A manages the switching and charging of two batteries from a single source with a simple ON-OFF use switch with the components handling the rest.

• Dual Circuit Plus Battery Switch isolates engine and house circuits
• Combines the batteries for emergency starting
• Tin plated copper studs provide maximum conductivity and resistance to corrosion
• ACR Automatic Charging Relay automatically combines the batteries when charging
• Isolates batteries when cranking engine and when not being charged
• Allows charge sharing between two batteries more effectively than a simple isolator
• Allows for dual battery charging efficiently without any rewiring or needing to adjust regulator
• Includes e-Series Dual Circuit Plus Battery Switch & SI-ACR Automatic Charging Relay - 12/24V DC 120A