Blue Sea 7650 Add-A-Battery Kit 120A

The Add-A-Battery includes a Dual Circuit Plus™ Battery Switch and an Automatic Charging Relay. These components simplify switching and automate charging, so that all you have to do is turn the battery switch ON when you arrive and OFF when you leave.

Dual Circuit Plus™ Battery Switch

• Simplifies switching
• Isolates engine and house circuits
• Combines batteries for emergency starting
• Tin-plated copper studs for maximum conductivity and corrosion resistance
• Cranking Rating (1 min): 750 Amps
• Intermittent Rating (5 min): 525 Amps
• Continous Rating: 325 Amps
• Maximum Voltage: 32 Volts
• Terminal Stud Size: 3/8" - 16 (M10)

ACR Automatic Charging Relay

• Automatically combines batteries during charging
• Isolates batteries during engine cranking and when not charging
• Shares the charge between two batteries more efficiently than a battery isolator
• Allows efficient dual battery charging without needing regulator adjustment or rewiring
• Continuous Amp Rating: 120A
• Intermittent Amp Rating: 210A (5 minutes)
• Voltage: 12 or 24 VDC systems
• Operating Current (Open): 15mA
• Operating Current (combine): 175mA
• Terminal Stud Size: 3/8" - 16 (M10)
• Warranty: 5 Years