How to size a trolling motor

It implies that the higher the power it has the higher the output it gives. In general shaft length selection is more critical with bow-mount motors versus transom-mount motors. Pay attention to the inch measurement. In this case you need two 12v deep cycle batteries a battery connector cable and a trolling motor power cable. Boat weight is the most important consideration to take into account when choosing a trolling motor. If your boat is any longer moving up to a 24- or 36-volt system is the only way to go for hassle-free boating.

Height x 15 depth in water shaft length When you use this formula height is the measurement you took from the mounting location to the water.

Choosing the correct shaft length is important so that the anglers electric motor does not cavitate creating fish-spooking noise. That in turn equals 764W of electrical power or one horsepower. 14092020 To measure the shaft length for transom motors measure the distance from the mounting location or spot down to the waterline and you can choose it according to the below measurements. This refers to the current drawn from the battery to power the motor. 3032020 Worthy of note is that the trolling motors functionalities are measured in thrusts. 27022020 If youre trying to put a trolling motor rated at 105 pounds of thrust on the back of your canoe or skiff you may need to use three batteries and you need to make sure you have enough space for three batteries yourself and all your gear. You can do that by using a tape measure and do the measurements starting from the base of the head and going down to the propeller housing. If your boat is 16-foot or smaller a high-thrust 12-volt model will be adequate for the conditions that you will face. It implies that the higher the power it has the higher the output it gives. 24062020 Get the necessary tools and equipment to wire your 24v trolling system. Of thrust 24 volts 2 batteries 101-112 lbs.