How To Charge Golf Cart Batteries (An Ultimate Guide 2023)

how to charge golf cart batteries

Do you own a golf cart and want to ensure it functions optimally?

One critical aspect of golf cart maintenance is knowing how to charge the batteries correctly. Electric golf carts solely rely on the batteries for power, and inadequate charging can affect the cart’s performance, longevity, and capacity. 

We’ve created this comprehensive guide on “how to charge golf cart batteries.” You’ll learn about different types of golf cart batteries, the appropriate charging methods for each, and troubleshooting tips. By the end of this article, you’ll know how to extend your battery life and keep your golf cart ready for your next round.

Don’t wait any longer; let’s start and learn how to charge your golf cart batteries like a pro!

Understanding Your Golf Cart Battery

Before we dive into the charging process, let’s talk about golf cart batteries. 

Golf cart batteries are either lead-acid or lithium-ion. Lead acid batteries are categorized into two types: flooded lead-acid and sealed lead-acid batteries. 

The lithium-ion batteries are newer, more popular, and perform better than lead-acid batteries. Lithium-ion is best for your golf cart if you want to increase the golf cart battery lifespan. 

The voltage and capacity of batteries in a golf cart depend on the specific model and manufacturer. Usually, golf carts use 36-volt and 48-voltage battery systems. The battery capacity is measured in amp-hours (AH), ranging from 100Ah to 200Ah. Additionally, the higher-capacity batteries provide longer run times.

How to Charge Golf Cart Batteries: 

You can charge the golf cart batteries by following the steps illustrated below:

  1. If your battery charger doesn’t come with a golf cart, then you need to buy a charger of the same brand so that it runs longer. 
  2. There’s no need to charge your batteries until they are dead. You can charge them whenever you want. 
  3. It’s crucial to charge your golf cart in a well-ventilated area. 
  4. Now, ensure your golf cart is turned off and in the charging position.
  5. Next, locate the battery compartment and remove the battery caps to expose the cells.
  6. Now, check the water levels in each cell and add distilled water if necessary. Be sure not to overfill the cells.
  7. Connect the charger to the battery pack, ensuring the positive and negative terminals match correctly.
  8. Plug the charger into an electrical outlet and turn it on. The charger should begin charging the batteries automatically.
  9. Let the batteries charge until the charger automatically shuts off, indicating that the batteries are fully charged. Depending on the charger and the battery’s capacity, this can take several hours.
  10. Once the batteries are fully charged, disconnect the charger from the batteries and the electrical outlet.
  11. Replace the battery caps and close the battery compartment.

How To Charge 48 Volt Golf Cart Batteries With A 12 Volt Charger

It is not recommended to charge 48-volt golf cart batteries with 12-volt chargers. The charger output voltage must match the battery system’s voltage requirements to ensure safe and effective charging. Using a 12-volt charger on a 48-volt battery may result in insufficient charging, undercharging, and reduced battery performance. You should test your golf cart battery charger before using it.

To charge 48-volt golf cart batteries, you will need a charger specifically designed for that voltage.

How To Charge 4 12 Volt Golf Cart Batteries

If you want to charge four 12V golf cart batteries, perform this check. Before charging your golf cart batteries, you need to determine the type and capacity of the charger and batteries. Buy the charger that fits your battery type, brand, and capacity. After that, connect the batteries in series to create a 48V golf cart battery system. Now, connect the charger to the battery bank. Lastly, turn on the charger and monitor the charging performance.  

How To Charge Golf Cart Batteries: Get The Right Charger

To get the right charger for your golf cart, you must look deeply over the following factors. 

  • Firstly, you need to check the voltage of your golf cart’s battery. Either it’s in a 36V or 48V battery system. If you have a 36V battery system, it requires a 36V battery charger, which is the same as for a 48V battery system. 
  • Now, determine the capacity (Ah) of your battery. If you don’t know how to determine the capacity, you need to consult a professional or check the manufacturer’s requirements. 
  • Now, determine the type of battery with lead acid or lithium-ion batteries. Select a charger that’s specifically compatible with your battery type. 
  • Additionally, you can check charger safety features and longevity. 

How Long Does It Take To Charge Golf Cart Batteries?

The time a golf cart takes to charge golf cart batteries for solar varies depending on the model, type, and capacity. Generally, lead-acid batteries require more time to recharge than lithium-ion batteries. 

A typical 36V charger takes 3 to 7 hours to charge a fully lead-acid battery with a 50% state of charge, while 8-14 hours to charge completely dead batteries. Lithium-ion batteries are fast and can charge faster than lead-acid batteries, usually 2 to 3 hours. Read our blog “How long does it take to charge a golf cart” to get accurate answers.

How often do golf cart batteries charge?

Charge golf cart batteries

It depends on how frequently you use the golf cart. For instance, if you use a golf cart regularly, you must charge it regularly. And if you’re using your golf cart once or twice a month, you must charge it once a month. Additionally, check the charge’s type, capacity, and brand because different chargers are designed to charge the batteries and are available in the market. 

Can You Charge Golf Cart Batteries With Regular Chargers?

You can’t charge a golf cart with regular chargers as they have specific voltage and amperage requirements that differ from other types of batteries. Using the wrong type of charger can damage the batteries or pose a safety risk which results in producing a smell more than usual during charging. Using a charger specifically designed for golf cart batteries is important to ensure safe and efficient charging and help extend the batteries’ life.

Can I Charge Dead Golf Cart Batteries?

If you want to revive dead batteries, recharge them as best as possible. Charging dead batteries takes lots of effort and time, but you can still charge them. But it’s important to know the reason why it died. If your battery discharges slightly, you can recharge it with a standard charger design for golf cart batteries. However, you need a special charger to receive it if it’s dead properly. It is important to take proper safety precautions when working with dead How To Charge Golf Cart Batteries and to properly maintain your golf cart batteries to avoid damage or reduced performance.

Final Thoughts

It’s crucial to properly charge your golf cart batteries to keep your golf cart in top condition. By following the above instructions, you can ensure that your batteries remain in good condition and provide reliable performance over the long term. Remember to select the right charger, prepare the battery properly, monitor the charging process, and follow all safety precautions. With these tips, you can keep your golf cart batteries running smoothly for years.


Can you charge batteries while driving? 

In general, golf cart batteries cannot be charged while driving because golf carts don’t have charging systems like alternators. However, some newer golf carts may have regenerative braking systems that can help to recharge the batteries while in use. 

Can you overcharge golf cart batteries?

Overcharging golf cart batteries is not recommended as it leads to damage, reduces lifespan, and increases safety risks. It’s recommended to charge golf cart batteries properly and turn off the button but not overcharge them. 

How do you charge 36V golf cart batteries?

To charge a 36V golf cart battery system, you have two combinations: you can charge with 3 12V batteries or six 6V batteries. Depending on your charger voltage and capacity, you can charge them individually or combined. But remember that if you want to charge six 6V batteries, you need a charger capable of charging 6V batteries. 

Picture of Van Douglas

Van Douglas

Van Douglas is a seasoned golf enthusiast and skilled writer, delivering informative and engaging articles on his blog that capture the essence of the sport with expertise and passion.

Leave a Reply

Seraphinite AcceleratorOptimized by Seraphinite Accelerator
Turns on site high speed to be attractive for people and search engines.