This kit includes Dual Pro’s B.O.S. (Battery Optimization System) - 12V - 2-Bank and Dual Pro’s SS4 Auto - 40A - 4-Bank Lithium/AGM Battery Charger.
B.O.S. Battery Optimization System - 12V - 2-Bank
The B.O.S. actively balances energy among batteries, enhancing battery longevity and performance. It predicts the battery in need and shuttles energy accordingly, preventing premature failure.
SS4 Auto 40A - 4-Bank Lithium/AGM Battery Charger
This fully automatic charger detects battery type (Lithium or AGM) for optimal charging. It ensures a complete charge with safety features that protect against overcharging and under-voltage, while also awakening batteries that have gone into low-voltage protection.
Available for 6V, 8V, and 12V configurations
Support for up to six batteries in series
Automatic detection and charging for Lithium and AGM batteries
Independent outputs for each bank
Fully waterproof for use in all conditions
On-board diagnostic codes for troubleshooting
Meets ISO 8846 Marine and US Coast Guard standards