The role of lead-acid battery in upgrading motors
Trolling motor batteries for boats. This means a 50Ah battery will run at full power for one hour before the battery is drained. In practice, most people run their trolling motor at well short of full power.. As a general rule, you want to choose a battery that could run for two hours at full speed at a minimum – so that means a 100Ah battery for a 50lb thrust (50A) …