48 Volt Lithium Golf Cart Batteries

48V lithium golf cart batteries offer many benefits including some serious weight savings, more efficient battery chemistry, a larger number of charging/discharging cycles, faster charging, longer range, etc.

However, the price of 48V lithium golf cart batteries is higher than the price of the 48V lead-acid golf cart battery pack - at least in the beginning. In the long run, 48V lithium batteries save both money and time ...

Updated: October 25, 2024.

48V Lithium Batteries Features and Specifications

First of all, 48V a is a serious voltage, so whatever You do, be sure to stay safe.

When compared with equivalent (same nominal voltage and nominal capacity) lead-acid batteries, lithium golf cart batteries feature:

• higher initial price, especially if there is a need of buying a dedicated lithium battery charger, which is recommended,
• lower weight, by a factor of 2-4x, especially when considering actual (real-life) capacity, not only nominal (20h) capacity,
• simplified maintenance - most golf carts' lead-acid batteries are still wet/flooded batteries, requiring users to periodically check the level of electrolyte, while lithium batteries are practically maintenance-free batteries,
• larger number of charging/discharging cycles: while most lead-acid batteries may withstand 500-800 cycles down to 50% DoD, lithium batteries can easily withstand 2000-3000 cycles down to 100% DoD and 4000-5000 cycles down to 80% DoD.
• faster recharging: most lithium golf cart batteries may be recharged with 1C currents, although 0.2C is usually the recommended current. This allows the lithium golf cart battery to be ready for another drive rather quickly. Lithium batteries are also very efficient in terms of accepting charge from regenerative braking, although this very much depends on the vehicle's battery brake controller, if present, of course. If not, braking energy is dissipated in the form of heat, which is not a very energy-efficient way of braking.
• connecting in series and/or parallel: while lead-acid batteries can be freely connected in parallel/series, as long as the same batteries from the same manufacturer are used, lithium batteries should be connected in series/parallel ONLY if explicitly permitted by their manufacturer and according to the manufacturer recommendations. Any other connection can cause damage, fire, or even an explosion of the battery.
• charging: lithium batteries should be charged with special CC/CV (Constant Current, Constant Voltage) battery chargers, while lead-acid battery chargers can be used only if permitted by the battery's manufacturer. Note: many manufacturers offer lithium battery chargers at very acceptable prices - highly recommended if You already don't own a dedicated lithium battery charger(s)!

Lithium Batteries Safety Issues

Lead-acid batteries are very safe batteries in terms of fire, explosion, and similar - they do contain dangerous acid, but generally, they are very safe batteries.

Lithium batteries are very sensitive in terms of temperature, charging/discharging currents, overcharging, over-discharging and similar.

So, to make them safe, lithium golf cart batteries use the safest lithium chemistry - Lithium Iron Phosphate (LiFePO₄) - and feature built-in Battery Management Systems (BMS) which monitors the battery condition and if required, they disconnect the battery from the electric load (or charger) until proper conditions are met.

For short: If somebody offers You a 'cheap AND reliable' lithium battery without BMS, do NOT go for it - if You are going to use it in the golf cart, You will probably be sitting on top of it ... not recommended, to say the least ...

Which Battery Is The Right For Me?

When picking the right 48V lithium golf cart battery, always choose according to your own needs and preferences - after all, maybe You are not even using your golf cart for driving around the golf course - some people use them for hunting, off-the-grid trips, even camping ...

The expected range of the golf cart depends on the total energy stored in the batteries, driving style/speed, terrain, golf cart load, and similar, but on average, one may expect the following average range for the majority of 48V lithium golf carts:

• 48V 60Ah: 20-25 miles (32-40 km) per single charge.
• 48V 90Ah: 30-35 miles (48-56 km) per single charge.
• 48V 120Ah: 40-45 miles (64-72 km) per single charge.
• 48V 150Ah: 50-55 miles (80-88 km) per single charge.
• 48V 180Ah: 60-65 miles (96-104 km) per single charge.
• 48V 210Ah: 70-75 miles (112-120 km) per single charge.
• 48V 240Ah: 80-85 miles (128-136 km) per single charge.

Note: On average, an 18-hole round of golf is 6-8 miles (9-13 km) long.

Another very important detail that may be overlooked is the required continuous battery and surge power.

While the surge current of the lead-acid batteries is only limited by their internal resistance, lithium batteries feature BMS which may cut off the battery if the surge power is too high.

So, before deciding which battery is the right for You, check your current battery pack capacity, dimensions of the battery compartment, but also, check the motor ratings, especially continuous max Watts/Amps and surge Watts/Amps - better safe than sorry.

Most Popular 48 Volt Lithium Golf Cart Batteries

The following comparison chart lists some of the most popular 48V lithium golf cart batteries with their most important features and specifications:

Of course, there are many other brands and battery models on the market, so be sure to choose according to your own needs and requirements.

48V Lithium Golf Cart Battery Maintenance

Maintaining a 48V lithium golf cart battery is relatively straightforward but essential for maximizing its lifespan and performance. Unlike lead-acid batteries, lithium batteries don’t require frequent water top-ups or deep discharges, reducing maintenance efforts significantly.

However, it’s crucial to store the battery in a moderate climate, as extreme temperatures can impact its performance and longevity. Keeping the battery clean, free from dirt and debris, also prevents terminal corrosion and ensures a good connection.

Charging habits are another key part of lithium battery maintenance. Using a charger specifically designed for lithium batteries prevents overcharging or undercharging, both of which can harm the battery.

Most lithium chargers stop automatically when the battery reaches full capacity, making it easier to manage the charge cycle.

Additionally, avoiding prolonged storage in a fully charged or completely discharged state can help maintain optimal health and energy efficiency for the battery over time.

Can a 48V Lithium Battery Handle Rough Terrain?

Yes, a 48V lithium battery can handle rough terrain effectively, making it well-suited for golf carts on diverse surfaces. Lithium batteries are built with durable casings and internal structures designed to withstand vibrations and shocks without compromising performance.

Additionally, they provide consistent power output, ensuring steady performance even on uneven or hilly terrain. For optimal results, securing the battery in a stable position within the cart is recommended to minimize movement, which enhances both safety and longevity.

When choosing the right 48V golf cart battery, just be sure that the surge current of your motor is less than the current of the new lithium battery or lithium battery pack.

Lithium Golf Cart Batteries Frequently Asked Questions

Here are some of the most common Frequently Asked Questions about lithium golf cart batteries:

Are lithium batteries good in a golf cart?

Yes, they are - they allow the user to save plenty of weight, making the golf cart more agile. Also, they support a much larger number of deep discharge cycles than lead-acid batteries.

Although they are initially more expensive, in the long run, lithium golf cart batteries save money.

How much does a lithium battery cost for a golf cart? How many lithium batteries do I need for the golf cart?

It depends on the golf cart, number of batteries, their voltage, capacity, and similar.

Also, in many situations (all situations?) it is highly recommended to replace the old lead-acid battery charger with the new lithium battery charger.

Can I convert my golf cart to lithium batteries?

Yes, it is possible to convert the golf cart "at home" from lead-acid batteries to lithium batteries.

However, with all the possible things that could go wrong, do NOT do it, unless You are absolutely sure what are You doing.

How long will lithium batteries last in a golf cart?

If the batteries are properly dimensioned, charged, and stored, golf cart batteries may last up to 2000-3000 charging/discharging cycles or 3-10 years.

This all depends on the battery model, and how the battery is used and stored.

For example, it is not the same, not even for lithium batteries, if they are discharged down to 100% DoD or down to 80% DoD, if they are charged with the maximum recommended charging current or with just one-third of that current and similar.

Should I get a lithium battery for my golf cart?

If your old lead-acid batteries are getting weaker, consider lithium batteries - just be sure to check the battery compartment size and cables, check your current charger, etc.

Are lithium golf cart batteries worth the money?

If You use your golf cart on a daily basis, then yes, lithium golf cart batteries are worth it.

If You don't use your golf cart on a daily basis, but You want to increase the agility and maybe even range of your golf cart, then lithium golf cart batteries are probably worth it.

If You don't use your golf cart often and You are satisfied with its speed, agility, and range, then replace your old lead-acid batteries with new lead-acid batteries and enjoy your play.

Long Story Short: If You are looking for a 48V lithium golf cart battery (or battery pack), You can connect 4 (four) 12V or 2 (two) 24V lithium batteries in series (if such connection is supported) or get one 48V sufficiently large and strong lithium battery. Or, you can get 2 (two) or more 48V lithium golf cart batteries and connect them in parallel (if such connection is supported) to achieve the required capacity and output power.

Of course, these batteries can be used also as excellent and lightweight 48V inverter batteries, solar batteries, automotive/light-industrial batteries, etc.

Again, always choose according to your own needs and requirements and stay safe. If unsure, read the manual (again), contact the battery manufacturer directly or find a certified professional.

And whatever You do, stay safe!