Otherwise, you may end up buying new batteries trolling motor battery which is more costly. The batteries are also tightly sealed to ensure that the fluid inside does not leak. And finally, the batteries come with a 3-year warranty which is pretty great since many similar products come with a shorter warranty.

AGM batteries are some of the best batteries you can buy for your trolling motor. They may be expensive, but they are leak-proof, deliver excellent performance, and have a long lifespan. Some have a service life of up to 10 years, but this may depend on use and how well you maintain the battery. Many deep cycle batteries deliver 200 cycles and others even more before the cycle gradually declines. Honestly, most deep cycle batteries come with a 2-year warranty. So it’s great to see that Odyssey provides a better warranty than most batteries.

Renogy Pro – 12v 100ah Smart Lithium Iron Phosphate Battery W/ Bluetooth & Self-heating

Lithium-ion (Li-ion) batteries – this is the smallest type of trolling battery. Bear in mind that the lifespan of each battery is far from guaranteed just because it is either a wet cell or AGM. Some AGMs are better than others, meaning you may find one that lasts up to 4 years while others struggle to last this long. Should you have lots of weight capacity on your boat, then consider going for a heavier battery if it means you get a much-improved performance. The more durable the battery the longer it will last, so keep an eye out for features that highlight the durability of the battery.

Renogy 12v 100ah Rechargeable Deep Cycle Battery

Some people claim to be able to get as many as 10 years from one AGM battery, whereas others state only getting 2 or 3 years. Another big factor that determines how many seasons you get from your AGM battery is the charger you use. If you invest in a great charger that is recommended by the battery manufacturer, you have a higher chance of getting a longer life cycle out of your battery. This is a pure, non-alloy lead design with some of the most advanced technology included. Compared to the competition, this battery has a super-fast recharge and a long lifespan.

Marine Battery Runtime For Trolling Motors Case Study Example

This is a top tier battery, and will work well for nearly every trolling motor application. These are high-quality lithium iron phosphate deep-cycle battery that is compatible with most 12V motors. This brand has a long lifespan, is lightweight, and features a built-in battery management system for added safety and performance. These batteries use a liquid electrolyte solution and lead plates to store and deliver electrical energy.