Powermax PM4-55 55 Amp 12VDC Power Converter with Smart Charger

PowerMax PM4-55 4-Stage Converter/Battery Charger – Built-in conditioning cycles prevent stratification and battery sulfation. No matter where you are PowerMax converter chargers will maintain your batteries and DC power supply perfectly regardless of conditions. The PM4 series are terrific for standard flooded wet cell or AGM batteries.