12V/24V to 58V 30A 1740W DC DC Step Up Converter Voltage Regulator Smart Charger ACC Enable Located in:CN Dimension: 180*118*39MM

Dimension: 180*118*39MM

Charge 12V battery

Dimension: 223*157*65mm

Output Current: 21A

12V battery to 10-30V battery

12V/24V to 58V 30A 1740W DC DC Step Up Converter Voltage Regulator Smart Charger ACC Enable Located in:CN Dimension: 180*118*39MMWide input voltage from 12V 24V Work for appliances from 0AMP to 30AMP automatically Charge 48V battery to 58V The charger works when the engine turns on only ( If you charge the auxiliary battery from the primary battery without vehicles, this charger can't work. And please inquiry us for another model. ) ACC enable ( The charger is 100% off when the ACC turns off. ) 100% full rated power 100% full stable output current 100% burn in test High