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GCG BLOG

Understanding Your Club Car Speed Controller

club car speed controller

Even though it is one of the essential parts of any electric vehicle, the speed controller is not always completely understood. Here's everything you should know about Club Car's speed controller and its adjustment.

Why Club Car Speed Controllers are Important

The basic function of a speed controller is, as the name implies, to control and  manage the cart's speed. If your golf cart is working on a Brushless DC or AC motor, you will not be going anywhere without a speed controller. 

When there is no controller, it means battery drainage is at its peak, as motors can operate independently at their high speed, which increases stress on the mechanical and electrical components. A speed controller notes the battery voltage and current to the motor based on operator input types like the throttle, twist grip, or pedal force.

How does a Speed Controller work?

The golf cart's speed controller sends its current and  battery voltage to its motor. This entire process depends on your golf cart's input device, which includes its throttle. That's how the golf cart's speed controller allows you to operate its acceleration rate, as well as its deceleration rate.

Speed Controller's Functions

In addition to controlling the cart’s speed, there are a few other functions that speed controllers can offer.

  1. Limit the current to the motor to protect both engine and controller in case of overloading.
  2. Determine the battery current so that battery is protected from excessive discharging.
  3. Monitor battery health and charge.
  4. Protect the controller from overheating.
  5. Manage how fast the cart accelerates when full throttle is applied quickly

Adjusting Club Car Speed Controller

There are many other features available while programming the controller yourself. Most modern speed controllers are easy to program by a computer or a handheld programmer. This allows users to manage various controller settings and enables you to tune the controller's performance to match with the motor.

From the user's point of view, it is essential to understand how the Club Car is used. If the cart is mainly used to transport 1 to 2 people or light loads on smooth roads, a small 2-5 horsepower and lower controller around 200-300 Amps will work best. 

While using Club Car for carrying 3 to 4 passengers, heavy loads on rough terrain, a more powerful electric drive system would be needed. This could be handled by motors in the 5-10 horsepower range, a controller capable of delivering 300-600 Amps, and 36-48 Volt battery packs.

Club Car Speed Controller Replacement

There are several reasons why you might want to replace or repair your Club Car speed controller, including customization of Club Car, adjustment or upgrade of the motor, or upgrading Club Car controller to better fit your needs.

Final Words on Club Car Speed Controller Adjustment

A properly adjusted speed controller will allow your Club Car to operate smoothly and safely. Make sure to perform the right adjustment in your Club Car speed controller to optimize your golf cart. 

Published January 8, 2021 by Golf Cart Garage