Marinco 2731A ChargePro 30A 3-Bank On-Board Marine Battery Charger

The Marinco 2731A Guest ChargePro is a professional-grade 30-amp on-board marine battery charger designed to independently charge three 12V battery banks with 10 amps per bank. This advanced charger features high-frequency digital charging technology with fully automatic 5-stage performance charging, providing optimal charging for flooded and AGM lead-acid batteries.

Key Features:

• Three independent 12V banks with dedicated charging, sensing, and control per bank (10 amps each, 30 amps total)
• IP67 waterproof rating with low-profile flangeless extruded aluminum housing sealed with molded gaskets and heavy-duty end caps
• Compatible with three 12V battery systems, one 24V and one 12V system, or one 36V system
• Expanded LED charge status monitor with battery fault detection for each bank
• Built-in safety protections including reverse polarity, over-current, over-voltage, over-temperature, and ignition protection
• In-line fuses for maximum DC wire protection
• Up to 40% lighter than previous generation epoxy-filled plastic chargers
• Shock-resistant design suitable for both fresh and saltwater applications

The 2731A includes three 6-foot DC output cables with heavy-duty strain reliefs and one 6-foot AC input power cable with NEMA 5-15P plug. Ideal for charging Group 24 through Group 31 batteries up to approximately 110 amp hours per bank. Perfect for powering 36V trolling motor systems, multiple starting batteries, or combination battery bank configurations. Backed by a 2-year manufacturer warranty.