Battery Tender® Junior 12V, 750mA Battery Charger

SKU: 021-0123

Charges and Maintains:


The Battery Tender® Junior offers much more than a trickle charger could offer. It has a brain. All Battery Tender® battery chargers automatically switch from a full charge to a float charge. The  Battery Tender® Junior will fully charge your power sport or vintage vehicle.

 It's lightweight, compact, and fully automatic; very easy to use, especially in small spaces. Battery maintenance has never been easier with smart charger technology.
  • Perfect for all lead-acid, flooded or sealed maintenance free batteries (AGM and gel cell).
  • Complete 4-step charging program (Initialization, Bulk Charge, Absorption Mode, Float Mode).
  • Automatically switches to float / maintenance voltage after fully charging the battery.
  • If the battery voltage drops too far under load, full charger output power resumes.
  • Solid state two color LED indicates stage of charger.
  • Spark proof.
  • Plugs directly in to the wall
  • Safety timer: 80 Hrs.
  • Reverse polarity protected.
  • 12' output cord.
  • Agency Approvals:  UL / CSA / BC / FCC
  • 5 year warranty

California Residents 
WARNING: Cancer and Reproductive Harm - 

Note:  TO PURCHASERS OF DBT BATTERY CHARGERS MODELS 022-0192 (Junior Version 1), 021-0123 (Junior Version 2), and 022-0185G (Plus Version 2): Between February 2013 and February 2017, the product informational materials supplied with these models contain a misprint that incorrectly lists that the chargers can charge 200Ah batteries. The actual maximum and minimum battery sizes these products can charge and comply with energy efficiency requirements are as follows: 

  • JUNIOR VERSION 1 (#022-0192): 55 Ah maximum battery size, 4Ah minimum battery size 
  • JUNIOR VERSION 2 (#021-0123): 55 Ah maximum battery size, 4Ah minimum battery size 
  • PLUS VERSION 2 (#022-0185G): 79 Ah maximum battery size, 6Ah minimum battery size