4 Best Minn Kota Trolling Motor Batteries 2025 in the United States

The Mighty Max Battery 12V 50AH is a Sealed Lead Acid (SLA) battery that offers a reliable power source for Minn Kota Trolling Motors. With a capacity of 50 amp hours (Ah) and a 12-volt output, this battery is suitable for extended use on the water. One of its main strengths is that it’s maintenance-free, making it convenient for users who prefer a hassle-free experience.

Additionally, the battery is UL Certified, indicating adherence to high safety standards. Its spill-proof design, high discharge rate, and ability to operate in various temperatures are also significant benefits. The battery’s dimensions and weight (12 pounds) make it relatively easy to handle and install, although users should note that it doesn’t come with wire harnesses or mounting accessories, which might require additional purchases.

The battery's capability to resist shocks and vibrations, along with a full one-year warranty, adds to its appeal. However, being a lead-acid battery, it is heavier compared to some modern alternatives like lithium-ion batteries, and this might be a concern for some users. Furthermore, as it is designed to be compatible with electric vehicles in general, it is versatile, but those specifically looking for a lightweight, high-tech option might need to consider other choices. This battery is a great choice for those looking for a durable and dependable power source for their trolling motors without the need for frequent maintenance.

The Mighty Max Battery 12v 35ah is a solid choice for those needing a trolling motor battery for their Minn Kota or Sevylor motors. It is a 12V 35AH Sealed Lead Acid (SLA) rechargeable battery, which means it’s maintenance-free and relatively easy to care for. One of its key advantages is its versatility—it can be mounted in any position and is resistant to shocks and vibrations, making it durable in various conditions, including both high and low temperatures.

Furthermore, the battery has a robust discharge rate and excellent deep discharge recovery, ensuring reliable and long-lasting performance on the water. Its compact dimensions (7.76 x 5.12 x 7.01 inches) also offer easy installation in most setups, although it is important to note that it does not come with wire harnesses or mounting accessories, which you would need to purchase separately. The battery weighs in at approximately 10.3 kilograms, making it relatively manageable to handle. However, it is somewhat heavier compared to some other options on the market.

Backed by a 30-day refund policy and a full 1-year warranty, this battery also provides a reasonable amount of buyer protection. On the downside, being a lead-acid battery means it is heavier and might require more care when handling compared to lighter and more advanced battery technologies like lithium-ion. This battery is well-suited for anyone looking for a reliable and durable option for their trolling motor, particularly those who do not mind dealing with the slightly heavier weight of lead-acid technology.