Battery Isolators 2 Alt X 3 Battery 140A 12 (SICHPR60002) by Recmar Automatic battery isolators enable the simultaneous recharging of two or more batteries with one or more generators (see technical specifications). The 'Very Low Drop' automatic battery isolators electrically isolate each battery to stop the highest-charged battery from discharging into the lowest-charged battery. The battery isolator permits the battery to charge when choosing to recharge the battery bank that is most in need first. Key Features: Exceptionally corrosion-resistant for long-term use Top-quality Automatic Battery Isolators by Recmar Efficiently made using high-quality materials Developed to meet exacting quality criteria High standards at an affordable cost Approved marine-grade product Built to perform Compact. Easy to store, carry and install. Designed to provide maximum convenience and comfort Durable and long-lasting Less machinery operating costs Simplified mechanical designs Specifications: Brand: Recmar Condition: Brand New SKU: SOL3011-073-05S Weight: 0.44 LBS Unit of Measure: EA Manufacturer Part Number (MPN): SOL3011-073-05S