Battery Tender Plus 12Volt 1.25AMP

Product Specifications

• Deltran Part #: 021-0128
• Voltage: 12 Volt
• Charging Rate: 1.25 Amp
• Input Voltage: 120 VAC 60 Hz
• Dimensions:
  • Length: 4.87"
  • Width: 3.25"
  • Height: 2.93"
• Shipping Weight: 4.30 lbs
• Warranty: 10-Year

Key Features

• Non-CEC Compliance:
  • This item is not for sale in California or Oregon.
  • For a CEC-listed model, see Item #022-0211-DL-WH.
• Temperature Compensation: Ensures optimum charge voltage based on ambient temperature.
• Automatic Mode Switching:
  • Switches seamlessly from full charge to float charging mode.
• Safety Features:
  • Reverse Polarity Protection for user safety.
  • Red and green lights alternately flash to indicate this condition.
• 4-Step Charging Program:
  • Initialization: Determines battery connection, charge level, and composition.
  • Bulk Charge: Provides full charge with constant current.
  • Absorption Mode: Slows charging as the battery nears full charge.
  • Float/Maintenance Mode: Maintains charge without overcharging or discharging.
• Battery Compatibility: Perfect for all lead-acid, flooded, or sealed maintenance-free batteries (AGM and gel cell).
• Convenient Reach:
  • 10.5' output cords.
  • Includes 18" alligator clip cable or 18" ring terminal cable.

Complete 4-Step Charging Program

Smart charger technology ensures the correct level of power is sent to the battery at all times:

1. Initialization: Verifies battery connection and evaluates charge level and composition.
2. Bulk Charge: Delivers full charge with constant current.
3. Absorption Mode: Gradually reduces charging speed as the battery approaches full charge.
4. Float/Maintenance Mode: Keeps the battery charged without risk of overcharging or discharging.