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Minn Kota  |  SKU: DRSA-39767

Minn Kota MK-315D 3 Bank x 5 Amps [1823155]

$147.99 $249.99
Shipping calculated at checkout.

Description

Minn Kota MK-315D 3 Bank x 5 Amp On-Board Battery Charger [1823155]

This on-board battery charger keeps your boat's batteries charged and ready for more time on the water. It uses a microprocessor to track temperature and battery state, so it charges faster and more accurately without risking damage. With three banks at 5 amps each, it handles multiple batteries safely and turns off automatically when done. It's designed for harsh marine conditions, standing up to water, shocks, and corrosion.

Key Features

  • Microprocessor control adjusts charging based on temperature and battery needs for precise results
  • Multi-stage charging with automatic temperature compensation prevents overcharge
  • Charges up to twice as fast in hot weather for quicker recovery
  • Automatic shut-off stops when batteries are full to extend their life
  • Waterproof, shock-resistant, and vibration-proof aluminum housing holds up in rough conditions
  • Fully corrosion-resistant and tested for saltwater use
  • Protects against short circuits, reverse polarity, arcs, and ignition issues
  • Compatible with 12V/6-cell flooded, maintenance-free, or AGM batteries
  • FCC compliant and UL listed to marine standard 1236 for safety
  • Enhanced status codes display charge stage, maintenance mode, errors, or full charge

Perfect For

  • Boats under 40 feet with multiple batteries
  • Trolling motor systems on bass boats or pontoons for all-day fishing
  • Saltwater setups needing corrosion-resistant charging
  • Boaters who prefer automatic, low-maintenance power management
  • Multi-bank electrical systems in recreational vessels

Technical Specifications


Feature Specification
Model Number 1823155
Charger Output Amps 15A (3 Banks x 5A)
Charging Banks 3
Portable No
Input Voltage 120V
Output Voltage 12/24/36V
Battery Types Flooded/Wet Cell, Maintenance-Free, AGM
Construction Aluminum (Waterproof, Corrosion-Resistant)
Dimensions 12-1/2" L x 7-1/2" W x 4" H
Weight 14 lbs
Certifications FCC Compliant, UL 1236 Marine Listed
Box Dimensions 7"H x 8"W x 16"L
Box Weight 15.6 lbs
UPC 029402034796

What’s in the Box

  • Minn Kota MK-315D on-board charger
  • Mounting hardware
  • Installation instructions

Frequently Asked Questions

  • Is this charger waterproof? Yes, it's fully waterproof with shock and vibration resistance for marine use.
  • Can I install it myself? Yes, installation is simple with basic tools—just mount it, connect to 120V power, and hook up the batteries.
  • Does it work with AGM batteries? Yes, it supports AGM, flooded, and maintenance-free 12V/6-cell batteries.
  • How fast does it charge? It charges up to twice as fast in high temperatures, based on battery condition and environment.
  • Is it safe for saltwater? Yes, it's corrosion-resistant and tested for saltwater exposure.

Why Choose Minn Kota MK-315D On-Board Charger? You get dependable charging that lets you stay out longer without battery issues. It's built smart to protect your setup in tough marine environments. With its durable design and safety features, it cuts down on maintenance and delivers real value for boaters.

Upgrade your system with marine-grade reliability. Order today at DRSA.com.Owner's Manual (pdf)
Brochure (pdf)


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Minn Kota

Minn Kota MK-315D 3 Bank x 5 Amps [1823155]

$147.99 $249.99

Minn Kota MK-315D 3 Bank x 5 Amp On-Board Battery Charger [1823155]

This on-board battery charger keeps your boat's batteries charged and ready for more time on the water. It uses a microprocessor to track temperature and battery state, so it charges faster and more accurately without risking damage. With three banks at 5 amps each, it handles multiple batteries safely and turns off automatically when done. It's designed for harsh marine conditions, standing up to water, shocks, and corrosion.

Key Features

Perfect For

Technical Specifications


Feature Specification
Model Number 1823155
Charger Output Amps 15A (3 Banks x 5A)
Charging Banks 3
Portable No
Input Voltage 120V
Output Voltage 12/24/36V
Battery Types Flooded/Wet Cell, Maintenance-Free, AGM
Construction Aluminum (Waterproof, Corrosion-Resistant)
Dimensions 12-1/2" L x 7-1/2" W x 4" H
Weight 14 lbs
Certifications FCC Compliant, UL 1236 Marine Listed
Box Dimensions 7"H x 8"W x 16"L
Box Weight 15.6 lbs
UPC 029402034796

What’s in the Box

Frequently Asked Questions

Why Choose Minn Kota MK-315D On-Board Charger? You get dependable charging that lets you stay out longer without battery issues. It's built smart to protect your setup in tough marine environments. With its durable design and safety features, it cuts down on maintenance and delivers real value for boaters.

Upgrade your system with marine-grade reliability. Order today at DRSA.com.Owner's Manual (pdf)
Brochure (pdf)

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