Battery Chargers & Maintainers

Grote is proud to offer Charge DNA™ battery charger and maintainer products. These fully automatic 6V/12V chargers are designed for automotive, tractor, powersports, lawn equipment, and marine applications. Available in two output levels, they precisely charge and maintain a wide range of battery sizes while continuously monitoring battery condition to ensure safe, efficient operation. The result: reliable, hassle-free performance that keeps batteries at peak condition year-round.

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82-9700Charge DNA 1.1+ Battery Charger & Maintainer

82-9700Charge DNA 1.1+ Battery Charger & Maintainer

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Technical specifications
  • Purchase Quantity: Single or Case
  • Color: Black
  • Housing Color: Black
  • Amperage: 1.1 A
  • Jaw Type: Parrot
  • Polarity: Reverse Polarity Protected
  • Weight: 1.5 lbs
  • Length: Output Cord: 108"
  • Application: Battery Maintainer
  • Fits: Lead-Acid and Lithium Batteries
  • Standards: Conforms: UL STD. 1236, Certified: CSA STD. C22.2 NO. 107.2
  • Pack Quantity: 1
  • Design Current Load: Lead Acid: Up to 55 Ah LiFePO4: Up to 10 Ah
  • Operation: Single Button
  • Over Current Protection: Yes
  • VMRS: 153-007-000
  • Package Type: Retail Carton
  • Product Type: Charger & Maintainer
  • Feature: Fully-Automatic
  • Warranty: 3 Years
  • Termination: Ring or Clamp
Features & benefits
  • Both products support both 6V/12V lead-acid and LiFePO4 batteries
  • The 82-9700 delivers a true 1.1A output for efficient charging of small to mid-size batteries, while the 82-9701 delivers a true 5.1A output for fast, efficient charging of larger batteries
  • Low-voltage recovery safely activates charging on deeply discharged batteries
  • Fully automatic operation prevents overcharging and maintains battery health
  • A built-in microcontroller delivers precise voltage and current for optimal performance
  • Built-in protections include spark-proof operation, reverse polarity protection, and over-temperature shutdown
  • The product is backed by a 3-year warranty for long-term confidence

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