This 2-bank on-board marine battery charger is the ideal solution for all your marine battery charging needs. With its rugged construction and advanced features, this charger is designed to keep your batteries in peak condition, ensuring reliable performance and extended battery life. Available in two, three, and four bank configurations. 2 CHARGING STATIONS Charge up to two 12 volt batteries at 10 AMPs simultaneously; automatically switches from full charge mode to float charge mode for optimal long-term battery health. EXTEND BATTERY LIFE Compatible with all 12V lead-acid, flooded, AGM, and gel cell batteries and lithium batteries; complete 4-step charging program works the battery without overcharging or discharging. PROTECTED Rated IP68 weather resistant and shock and vibration resistant; with safety features including spark-proof and reverse charging protection. LONG-TERM STORAGE Battery Tender battery chargers are completely automatic and may be left connected to both AC power and to the batteries being charged for long periods of time. MOUNTING TEMPLATE