Charge and maintain up to three onboard batteries with the ProMariner ProSport HD 20 Amp 3 Bank waterproof marine battery charger, designed for reliable multi-bank charging in marine environments.

This 3-bank onboard charger is suitable for 12V, 24V and 36V systems and is designed to charge three 12V batteries. It uses Distributed-on-Demand technology to direct available charging output where it is needed, helping reduce charging time and prevent overcharging.

Built with IP67 protection, integrated LED status indicators and energy saver mode, it is a practical onboard charger for larger marine battery systems, seasonal storage and regular battery maintenance.

Key Features:

• Waterproof marine battery charger
• 20 Amp output
• 3-bank charger
• Suitable for 12V, 24V and 36V systems
• Designed to charge three 12V batteries
• Distributed-on-Demand technology
• Helps reduce charging time and prevent overcharging
• Full charge in 8 to 10 hours
• Microprocessor-controlled charging
• Energy saver mode for storage maintenance
• Integrated LED status indicators
• Designed for LiFePO4, flooded, AGM and GEL batteries
• Universal IEC C14 power cord for global use
• IP67 protection
• Brand: ProMariner
• Recmar reference: PM43029
• Manufacturer part reference: 44029