![Dual Pro SS4 Auto 4 Bank Battery Charger w/3 Bank B.O.S. [SS4AUTO/BOS12V3] Brand_303 SKU: 640177](https://cdn.shopify.com/s/files/1/0559/6581/0858/files/104789XL.jpg?v=1731500107)
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Ships within 48 hours · Estimated delivery Aug 19 - Aug 24
SKU: 640177
UPC: 632085074760
Charging Multiple Battery Banks 
ALL IN ONE KIT: Kit includes everything you need to quickly & safely remove fine scratches & blemishes
UPC: 632085074586
Dual Pro SS4 Auto 4 Bank Battery Charger w/3 Bank B.O.S. [SS4AUTO/BOS12V3] Brand_303 SKU: 640177SS4 Auto 4 Bank Battery Charger with 3 Bank B. O. S. This kit combines Dual Pros B. O. S. Battery Optimization System 12V 3 Bank (PN: BOS12V3) and Dual Pros SS4 Auto 40A 4 Bank Lithium AGM Battery Charger (PN: SS4AUTO). B. O. S. (Battery Optimization System) 12V 3 Bank B. O. S. actively shuttles energy between batteries to keep the pack balanced, increasing battery strength and longevity. Batteries in a pack will become out of balance and the pack is
