Dual Pro Battery Optimization System for Three 12V Batteries In Series (36V system)Dual Pro Battery Optimization System 12v 3 Battery in Series 36v SystemModel: BOS12V3Premature battery failure due to an unbalanced pack has unfortunately been accepted as the ‘norm’ for decades. The B.O.S. breaks through those accepted "norms" and solves the problem..

Dual Pro Battery Optimization System for Four 12V Batteries In Series (48V system)Dual Pro Battery Optimization System 12v 4 Battery in Series 48v SystemModel: BOS12V4Premature battery failure due to an unbalanced pack has unfortunately been accepted as the ‘norm’ for decades. The B.O.S. breaks through those accepted "norms" and solves the problem ..

Dual Pro Lithiumm Battery Status Indicator Single Round DisplayDual Pro BFGRLITH Round Battery Fuel Gauge with two Current TransducersModel: BFGRLITHAccurately displays battery state/charge statusPROView Link™ compatible!Easy installationDurable and water resistantEasy to read color coded LEDsUses intuitive technology to adapt to a wide range of ap..

Dual Pro Battery Fuel Gauge For 1 - 36v, 1 -12v SystemsDual Pro Battery Fuel GaugeModel: BFGWOM1536V/12VMonitors charging/status of trolling motor and cranking batteriesLEDs display level of battery pack depletion and flashes while charging Low Battery Voltage LED Indicator - Red indicator flashes warning and stays on when charging is requiredStat..