Minn Kota

Minn Kota MK 315D On-Board Battery Charger

Item No. 02940203479
249.99 $249.99
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Minn Kota MK 315D On-Board Battery Charger


The Minn Kota MK 315D On-Board Battery Charger is engineered with a microprocessor-based design to protect your battery and charge faster so that you're able to stay on the water longer. The Minn Kota MK 315D monitors temperatures and state-of-charge so you get fast charging every time while preventing your battery from overcharging. Plus, the Minn Kota MK 315D conveniently mounts in the battery compartment. For one of the best on-board battery chargers available, check out the Minn Kota MK 315D On-Board Battery Charger.

  • (1) 6 ft. AC power cord
  • (3) 6 ft. fused output cables
  • Installation instructions and owner's manual
  • (1) pre-wired on-board marine battery charger


  • Up to 2X faster charging in high temperatures
  • 3 charging banks
  • 5 amps per bank
  • Saltwater tested and fully resistant to corrosion
  • Short circuit reverse polarity and ignition protection
  • Automatic temperature compensation delivers fast charging recovery even in extreme temperatures while protecting your batteries from overcharging
  • Enhanced status codes provide comprehensive feedback on charge stage maintenance mode status error notification and full charge
  • Fully automatic multi-stage charging, bulk absorption, and maintenance so you get a full charge every time
  • Digitally-controlled microprocessor design protects your batteries so you can stay on the water longer
  • Convenient on-board mounting eliminates the hassle of traditional portable chargers
  • Waterproof shock and vibration resistant aluminum construction


  • Use: With 12, 24, or 36-volt systems with 12V 6-cell batteries that are flooded/wet cell maintenance free or starved electrolyte (AGM) only (20-105 amp hour rating)
  • Dimensions: 12.5" L x 7" W x 4" H
  • UL listed to marine standard 1236
  • 3-year manufacturers warranty
  • Recovery Time: 10-12 hrs.
  • Output: 15 amps
  • FCC compliant
  • Weight: 14 lbs.
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