The Minn Kota MK 315d is the quickest, most advanced charger on the market. The MK 315D digital on-board marine battery charger with 3 banks, 5 amps per bank, 15 amps total output. will protect your batteries for the long run with features that help ensure a correct charge, so it'll run like new for many years to come.
The MinnKota MK 315d is a smart charger with an innovative microprocessor-based design. By monitoring factors like temperature and state of charge, the MinnKota MK 315d delivers a faster, more regulated precise charge so you can stay on the water longer.
There's no need to stress over your batteries. The Minn Kota MK315d feature Multi-Stage Charging and Automatic Temperature Compensation for more precise charges that won't damage your battery. And , its automatic shut-off feature extends battery life by turning off when charging is complete. So your battery and your day on the water-will always last longer. In high temperatures, the mk315d on-board charger will juice up your batteries up to twice as fast.
Comprehensive reading on the Minn Kota MK 315d chargers inform you of the charge stage, maintenance mode status, any error notifications and full charge.
With 3 banks at 5 amps each for a total of 15 amps total output, this smart MK 315d charger monitors temperature and state-of-charge. Enhanced status codes display charge stage, maintenance mode status, any error notifications, and full charge. When charging is complete, the automatic shut-off feature extends battery life by shutting down.
The Minn Kota MK315d has a 3 year warranty
Positive Customer Feedback for the Minn Kota MK 315D
Source: Amazon Reviews…
"Automatic charging works great on my 1996 19 foot Ranger flats boat. I have a 24 volt trolling motor, so I use all three banks"
"This unit spend 4 - 8 hours bringing each battery up to the maintenance level. Glad I have it. Confident that I'll save more than enough on batteries to pay for it"
"Perfect for 24V systems. Super easy to install and the three levels of charging, including maintenance charge mode, will be perfect for off season storage"
"This charges 3 batteries at the same time. Instructions were good and I really like not having to hook up three chargers every time I come in for the day"
"The LED features and nice because it tells you what it's doing. I extended the wires per the instructions and have no issues. Great price too compared to others out there"
"Love it. Go 2 the lake fish all day & plug it in when I get home. And ready 2 go the next day.Worth the money"
In our research most of the customer feedback on the Minn Kota MK 315D On-Board Battery Charger was very positive.
The MK 315d has 3 banks, 5 amps per bank multi-stage charging and automatic temperature compensation
It's saltwater tested and fully corrosion-resistant
With a three-year warranty this digitally controlled microprocessor design protects your batteries so you can stay on the water longer
Make sure the Minn Kota MK 315D charger is properly mounted and the DC output cords are connected properly to the batteries. Double check the polarities of the output cords and ensure the correct bank of the charger is connected to the correct battery.
INDICATOR LIGHTS: To begin charging, connect the charger to AC power. All lights will turn on momentarily. The following will be displayed on the Minn Kota 315D charger: A GREEN power light is lit to indicate AC power is applied. Each bank has YELLOW, GREEN, and RED lights to indicate charging status and error conditions.
Minn Kota’s Multi-Stage Charging has three modes of operation that deliver a fast, precise charge profile by automatically controlling current and voltage without overcharging your batteries.
Stage 1: Bulk Mode During this stage, the charger delivers full current until the battery reaches ~75% charge. A YELLOW light is lit for each bank to indi cate the battery is charging in the Bulk Mode.
Stage 2: Absorption Mode The charging current tapers down while the battery voltage is held at 14.4V at 77°F. A flashing YELLOW light is lit for each bank to indicate the battery is charging in the Absorption Mode.
Stage 3: Maintenance Mode When the battery reaches full charge, the charger voltage is dropped to 13.4V at 77°F. A flashing GREEN light is lit for each bank to indicate the battery is in Maintenance Mode and ready to use. After 24 hours, the charger automatically turns off and a GREEN light is lit for each bank to indicate the battery is in long term Maintenance Mode and ready to use. The Minn Kota 315D charger will automatically turn on when the battery voltage drops below 12.6V.