Sealey Battery Support Unit Charger & Maintainer 40A

• Fully automatic 7-stage battery charger and maintainer, designed for charging a variety of EFB & AGM (stop/start), GEL, lead acid and calcium batteries with auto chemistry selection.
• Additional function to charge lithium batteries via selection button.
• Automatically selects and charges 6, 12, or 24V
• Zero volt battery charging, enabling recovery and charging of a completely discharged battery (providing any load removed from the rechargeable battery).
• Old battery sulfation repair function.
• 13.5V DC power supply for battery support function providing support for the battery during prolonged electronic diagnostic checks.
• Reverse polarity, short circuit, over temperature and overcharging protection.
• Built-in cooling fan that only operates when required.
• Intuitive LED screen displays charging voltage, current, battery capacity percentage, and illuminated charging stages.
• Compact design with mounting brackets for permanent fitting.
• 5 Year guarantee*.