What size deep cycle battery do I need?

As a basic rule of thumb, you can remember that a 100Ah AGM deep cycle battery can provide 1 amp for 100 hours, 2 amps for 50 hours, 3 amps for 33 hours,… Keep in mind this is a rough estimate, as the battery capacity will change a little depending on how fast your battery is being drained.

How often should I charge my trolling motor battery?

Battery and boat manufacturers recommend that you fully recharge your trolling motor battery as soon as possible after use. Batteries that are left to sit with less than 12.4 volts are prone to the formation of lead sulfate inside the cells, which will severely impact their performance and lifespan.

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