Dual Pro RS4 4-Bank Battery Charger with 3-Bank B.O.S. Battery Optimization System

The Dual Pro RS4 4-Bank Battery Charger and 3-Bank Battery Optimization System (B.O.S.) kit provides a complete solution for maintaining and balancing multi-battery setups in marine, automotive, and industrial applications. This system combines the reliable RealPRO RS4 charger with the B.O.S. module to ensure batteries remain balanced for improved performance and extended service life.

RealPRO RS4 Battery Charger Features:

• 4-bank charging system with independent, fully automatic outputs
• Compatible with wet cell and AGM batteries
• Waterproof and ignition-protected for marine use (US Coast Guard 33 CFR 183.410, ISO 8846)
• Universal AC input (100-240 VAC, 50/60Hz)
• Includes 5' DC charge cables and 3' AC power cord
• Features LED charge status indicators and reverse polarity protection
• Two-year manufacturer warranty

B.O.S. (Battery Optimization System) 12V 3-Bank Features:

• Actively balances batteries wired in series to prevent voltage imbalances
• Utilizes BSAP-24 algorithm to predict and distribute energy between batteries
• Compatible with any battery chemistry
• Low power consumption with less than 1mA sleep mode
• Transfer rate up to 7.5A
• Self-powered operation

The kit is suitable for a wide variety of applications including bass boats, runabouts, pontoon boats, golf carts, ATVs, industrial equipment, and solar power systems.