

Their ML18-12 battery weighs only 12 lbs, which makes it the lightest trolling motor battery on our list. Their products are well known for their quality and endurance. Mighty Max is a well-reputed brand for trolling motor batteries. The first battery to feature on our list is the ML18-12 from Mighty Max. Mighty Max Battery ML18-12 12V 18AH SLA AGM Rechargeable Deep Cycle Battery for Electric Trolling Motor Now that you have a brief understanding of trolling motor batteries let’s review some marine batteries that qualify as the “ lightest trolling motor battery.” 1. You can see our entire list below and see our rating and product summary.Ĭhoosing the Lightest Trolling Motor Battery We have a list of some great lithium batteries below. Also, for life span, lithium batteries will have more than 10 times the cycle life at 50% depth of discharge compared to the best lead-acid battery. Lithium batteries are the lightest with to potential energy of any current battery. The Mighty max is a solid choice for a kayak trolling motor battery.įinally, if you have the money, we recommend going with a lithium battery. The two batteries will weigh slightly over 46 pounds and have a 70 amp-hour rating. In this case, we recommend the Mighty Max Battery 12V 35AH SLA Battery for Minn Kota Endura C2. If you are using a kayak, you might want a two battery system for better balance or weight distribution. The weight is at our maximum for this category however, the 60 amp-hour rating makes a big difference. For that reason, we choose the ML Group 34 12V 60AH SLA Mighty Max Battery for Electric Trolling Motor as our top pick. When looking at batteries, the weight came in a close second to performance because if your battery won’t run your trolling motor, then the weight doesn’t matter. Most quality battery chargers have a maintenance(or float) mode built-in, simply leave it connected in a well-ventilated place. Many people like to store their kayak battery on an out-of-the-way shelf with their other boating equipment, but this could result in the premature death of your battery. However, they are also more expensive than a lead-acid wet cell battery.įinally, always connect your battery to a battery maintainer when not in use. This helps the battery maintain its charge for a longer period of time. It can last for 2 years.Īn AGM battery is a type of battery that is completely sealed. This type of battery is moderately priced and is very commonly used for trolling motors. If the electrolyte fluid dries up to the point that the cells and plates get exposed, then the battery will get damaged. Make sure you don’t get careless about this aspect of battery maintenance. This can be done by adding distilled water, every time the fluid level decreases. It is important to maintain the fluid level for this battery. This fluid is usually composed of sulfuric acid and water. It makes use of electromagnetic plates that are submerged in an electrolyte fluid. A deep cycle battery can be further categorized into two types:Ī lead-acid wet cell battery is a traditional trolling motor battery. This helps them use their electric charge more efficiently and helps run your trolling motor for hours. This battery operates by discharging a small amount of current at regular intervals for a specific time period. This battery is significantly different than the starter battery used in your car.Ī trolling motor battery is normally referred to as a marine battery or a deep cycle battery. A Brief Introduction to Trolling Motor Batteriesīefore we start listing the best trolling motor batteries available, it is important that you understand some key aspects of a trolling motor battery.
