Skip to content
Buy Now for FAST + FREE Shipping! - ✓ Guaranteed Lowest Prices ✓ Manufacturer Warranties ✓ Exceptional Reviews
Free Shipping + No Sales Tax*
Request a Quote Today!
Batteries for Mobility Scooter

Batteries for Mobility Scooter

Mobility scooters provide independence and freedom for those with limited mobility, and a key component of these scooters is their batteries. It's natural to wonder if all mobility scooter batteries are the same. While there are similarities between these batteries, it is important for users to understand the differences in order to make informed decisions when choosing or replacing them.

There are four main types of mobility scooter batteries: Sealed Lead Acid (SLA), Gel, Absorbent Glass Mat (AGM), and Lithium (Li-ion). Each type has its own unique characteristics and performance capabilities. They all deliver a 12-volt output, and typically, scooters require two of these 12-volt batteries for a 24-volt output. However, the battery type is not the only aspect to consider. The size, weight, and charging requirements also play significant roles in determining the best choice for a specific scooter model.

The longevity and performance of mobility scooter batteries largely depend on proper care and maintenance. Therefore, users need to pay close attention to the charging and storage recommendations specific to the type of battery in their scooter. Understanding the differences between these batteries will help users make the best choice for their needs and ensure a smooth ride for years to come.

For any questions, reach out to us at Mobility Nest and we would love to help you.

Types of Mobility Scooter Batteries

Sealed Lead Acid (SLA) Batteries

Sealed Lead Acid (SLA) batteries are a common type of battery used in mobility scooters. These batteries have a 12-volt output and are often arranged in pairs, allowing for a 24-volt power output. SLA batteries are known for being maintenance-free and cost-effective, making them a popular choice for many scooter users.

However, SLA batteries have a few drawbacks, such as a shorter lifespan compared to other battery types, and their performance can decrease in extreme temperatures. It's essential to follow proper charging guidelines to ensure the battery maintains its capacity and longevity.

Gel Batteries

Gel batteries are another type of mobility scooter battery that utilizes a gel electrolyte, rather than the liquid electrolyte found in SLA batteries. This difference in composition makes gel batteries less prone to leaks and more resistant to extreme temperatures, providing improved performance and safety.

Gel batteries typically have a longer lifespan than SLA batteries, but they also come at a higher cost. They also require special battery chargers, called smart chargers, which ensure the battery is charged properly and prevents damage.

Absorbed Glass Mat (AGM) Batteries

Absorbed Glass Mat (AGM) batteries are similar to gel batteries but use a glass mat to hold the electrolyte instead of a gel substance. This design makes AGM batteries more resistant to vibrations and shock, which can be beneficial for individuals who frequently use their mobility scooters on rough terrain.

AGM batteries are known for their low maintenance and high performance, with a faster charging cycle and longer running time compared to SLA batteries. They are often used in power chairs and wheelchairs due to their deep cycling capabilities, though they can also be found in some mobility scooters.

Lithium Batteries

Lithium batteries are the newest type of battery used in mobility scooters and boast numerous advantages over traditional SLA, gel, and AGM batteries. They offer a greater energy capacity and longer lifespan, making them a popular choice for users who require extended range and running time.

One significant benefit of lithium batteries is their low maintenance requirements compared to other battery types. They are also lighter in weight, which can be advantageous for individuals who need to transport their scooters frequently. Be aware that lithium batteries tend to be more expensive than other battery types, but their enhanced performance and reliability often justify the higher cost.

In conclusion, it's crucial for mobility scooter users to understand the differences between SLA, gel, AGM, and lithium batteries to make an informed decision based on performance, maintenance, and cost. Be sure to consider the make and model of your scooter, as well as your individual needs when selecting a battery type.

Battery Performance and Lifespan

Capacity and Range

There are four main types of mobility scooter batteries: SLA (Sealed Lead Acid) battery, GEL battery, AGM (Absorbent Glass Mat) battery, and Lithium battery (Li-ion). Each battery type has its own specifications and characteristics that impact the capacity and range of a mobility scooter.

  • SLA Battery: This type is durable, inexpensive, and easy to maintain. However, they are generally heavier and may have a lower power capacity compared to other types.
  • GEL Battery: GEL batteries have better cycle life, absorb shocks better, and can tolerate extreme weather conditions. They also have a higher capacity than SLA batteries but are more expensive.
  • AGM Battery: AGM batteries are lighter than SLA and GEL batteries. They have a higher discharge rate and can handle high current applications. However, their lifespan is shorter as they can't endure deep discharge cycles.
  • Lithium Battery: Lithium batteries offer the longest lifespan, are the lightest among all types, and have shorter recharge times. They also maintain their performance over a wider temperature range but come with a higher price tag.

Charging Cycle and Maintenance

To maintain the battery's performance and prolong its life, proper charging techniques and regular maintenance are essential. Here are some consolidated tips for various battery types:

  • SLA and GEL Batteries: It is important to charge these batteries after each use - even if they are not fully discharged. Avoid letting these batteries get completely depleted, as it might damage them permanently.
  • AGM Batteries: These batteries require less maintenance than SLA and GEL batteries, but you should still charge them after each use. Don't let them reach a full discharge state to ensure their lifespan remains long.
  • Lithium Batteries: Lithium batteries should be charged regularly after usage, and it's best to disconnect the charger at 80% to prevent stress from reaching 100% charge. Some devices will do this automatically.

Expected Lifespan

The lifespan of mobility scooter batteries depends on their type, usage, and maintenance. Here are the average expected lifespans of each battery type:

  • SLA Battery: These batteries typically last between 12-18 months. Their lifespan varies depending on factors such as the depth of discharge, ambient temperature, and charging habits.
  • GEL Battery: GEL batteries generally have a longer lifespan than SLA batteries, lasting up to 3 years. However, they tend to be more expensive and may have a lower range.
  • AGM Battery: AGM batteries have a relatively shorter lifespan of around 12-18 months, similar to SLA batteries, but offer better performance in terms of capacity and discharge rates.
  • Lithium Battery: Lithium batteries can last up to 4 years, making them the longest-lasting battery option for mobility scooters. They are ideal for lightweight and portable scooters that require a durable and high-capacity battery.

By understanding the differences in performance, capacity, and lifespan among mobility scooter batteries, users can make better decisions regarding maintenance and eventual replacement.

Selecting the Right Battery for Your Mobility Scooter

Compatibility with Make and Model

When choosing a battery for your mobility scooter, the first thing to consider is the compatibility with your scooter's make and model. There are various types of mobility scooter batteries, but not all of them might work with your particular scooter. The four main types of mobility scooter batteries are Sealed Lead Acid (SLA), Gel, Absorbent Glass Mat (AGM), and Lithium-ion (Li-ion) batteries. All mobility scooter batteries are 12 volt and usually come in pairs, providing a 24-volt output. Ensure the battery type you select is compatible with your scooter to maximize performance and battery life.

Battery Capacity and Weight

Battery capacity, measured in amp-hours (Ah), is another critical factor to think about. Higher capacity batteries typically provide longer run times, allowing you to travel greater distances on a single charge. When selecting a battery, consider your travel habits, how often you use your mobility scooter, and the distances you usually cover. On the other hand, also bear in mind that larger batteries tend to weigh more, which could affect your scooter's overall weight and maneuverability.

Price and Quality

Lastly, the price and quality of the mobility scooter battery are essential aspects to consider. While there are dozens of different brands of mobility scooter batteries, it is advisable to choose from high-quality and reputable brands that have proven to supply reliable batteries. Investing in a quality battery may cost more upfront, but it typically results in better long-term performance and a longer lifespan.

In conclusion, when selecting a mobility scooter battery, always consider its compatibility with your scooter's make and model, the capacity and weight, and the price and quality. By addressing these factors, you can make an informed decision and find the right battery to suit your needs and enhance your mobility scooter's performance.

Charging and Safety Guidelines

Battery Chargers and Smart Chargers

With mobility scooter batteries, it's crucial to utilize the appropriate battery charger for the specific battery type to ensure optimal performance and longevity. There are various types of chargers available, but smart chargers are increasingly popular due to their ability to adjust charging voltage and current depending on the battery's needs. These smart chargers can help reduce charge time, prevent overcharging, and extend the overall lifespan of the battery.

Charging Time and Frequency

Charge times for mobility scooter batteries can differ greatly, as they depend on factors such as the battery size, charger specifications, and battery capacity. Generally, a full charge may take anywhere from 4 to 12 hours. Keeping track of the customary charging duration for your specific scooter is crucial to maintaining its optimal function.

Regular charging is essential for maintaining optimal battery life. Users are advised to charge their mobility scooters after every use or, at a minimum, several times per week. Allowing the battery to fully discharge before recharging ensures the battery's health and longevity.

Safety Precautions

When charging and handling mobility scooter batteries, it's essential to adhere to the following safety guidelines:

  • Always use the designated charger for your battery type.
  • Charge the scooter in a well-ventilated area, as batteries may release gases during charging.
  • Keep the charging area clean, dry, and clutter-free.
  • Avoid charging in extreme temperatures; room temperature is ideal.
  • Don't overcharge the battery; follow the manufacturer's instructions for recommended charging durations.
  • Regularly inspect your battery and charger for signs of wear, damage, or corroded connections.
  • Dispose of damaged or expired batteries in accordance with local regulations.

Following these guidelines ensures the safe charging and maintenance of mobility scooter batteries and helps to prevent potential accidents or damage to the equipment.

Mobility Scooter Battery Applications for Electric Golf Buggies, Golf Trolleys, and Wheelchairs

Electric Golf Buggies

Electric golf buggies rely on mobility scooter batteries to provide power and smooth operation. These batteries are typically 12-volt and often come in pairs, generating a 24-volt output. They can be found in various models, such as the Koppla Swift Motorcycle Electric Golf Scooter and the Fat Tire "Rebel Trike XR" 3-Wheel Electric Golf Scooter. When choosing a battery for a golf buggy, ensure that it has a power output marked in amp hours (Ah) on its side, which is a measure of its capacity.

Golf Trolleys

Golf trolleys also use mobility scooter batteries as their primary power source. Like electric golf buggies, golf trolleys usually employ 12-volt batteries paired together for a 24-volt output. It's essential to select a battery with ample capacity, as measured in amp hours (Ah), to ensure the trolley can traverse the entire course without running out of power. Haze GEL Mobility Scooter 12v 12Ah Power Chair Battery is an example of a suitable battery for this purpose, offering excellent performance and battery life.


Power wheelchairs require mobility scooter batteries for reliable operation and electric propulsion. Similar to golf buggies and trolleys, power wheelchairs generally use 12-volt batteries in pairs for a 24-volt output. When selecting a battery for a power wheelchair, assess its capacity in amp hours (Ah) to ensure that it can provide the necessary power for the chair's intended usage. It is recommended to replace batteries in pairs, which will maintain consistency in performance and battery life.

In conclusion, mobility scooter batteries serve as essential power sources for electric golf buggies, golf trolleys, and wheelchairs. While not all mobility scooter batteries are the same, they typically share common characteristics such as a 12-volt configuration and a power output measured in amp hours (Ah). When selecting a battery for any of these applications, it's essential to assess its capacity, compatibility with the specific device, and overall quality to ensure a reliable and lasting performance.


Previous article Are Electric Mobility Scooters Legal?

Leave a comment

Comments must be approved before appearing

* Required fields

Blog posts

  • Can All Mobility Scooters Be Folded?

    Can All Mobility Scooters Be Folded?

    Mobility scooters are engineered to provide individuals with limited mobility an alternative way to move around with ease and independence. However, not all mobility scooters have the capability to be folded. The feature of folding is specifically designed into certain...

    Read now
  • How Long Does a Mobility Scooter Battery Last?

    How Long Does a Mobility Scooter Battery Last?

    The lifespan of a mobility scooter battery plays a crucial role in determining the reliability and convenience of these essential devices. On average, the lifetime of these batteries ranges from 18 months to three years. The actual longevity is influenced...

    Read now