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![Dual Pro B.O.S. Battery Optimization System - 12V - 2-Bank [BOS12V2] Marine Plumbing & Ventilation | Tools 18 x 9 Standard Trim](https://cdn.shopify.com/s/files/1/0499/1942/6726/files/80776XL.jpg?v=1691901248)
18 x 9 Standard Trim Plane Assembly
UPC: 766478370808
UPC: 050633501887
Upgrade to the 316-grade stainless steel model for unrivaled protection against rusting
Dual Pro B.O.S. Battery Optimization System - 12V - 2-Bank [BOS12V2] Marine Plumbing & Ventilation | Tools 18 x 9 Standard TrimB. O. S. Battery Optimization System 12V 2 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 only as good as its weakest link. In watercraft applications, this is further compounded when the trolling motor battery is used for peripherals and or to assist the cranking battery. B. O. S. actively shuttles energy as
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