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Wholesale 48V Lithium Ion Battery Pack Supplier & Factory In China
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Your Top Oem/Odm 48V Lithium Ion Battery Manufacturer & Solution Provider
At KET, we have over 13 years of experience in manufacturing high-quality 48v lithium-ion batteries. Our team of highly skilled engineers has mastered the techniques of lithium-ion battery production, and we are dedicated to meeting the global industrial requirements and continuously adopting new and advanced technologies to stay ahead of the curve.
From the battery cell sorting process to the final step of packing, each step of our manufacturing process is carried out using advanced and state-of-the-art machinery. This ensures that we maintain strict quality control and produce only the highest-quality batteries that meet the highest standards.
Many of our standard battery pack products are certified with CE, FCC, RoHS, UN38.3, MSDS and more. If your custom 48v lithium-ion battery requires any additional certifications, we will be happy to assist you in obtaining them in the most efficient manner possible.

Strict Quality Control For Your 48V Lithium Ion Battery
At KET, we take quality control very seriously. We understand that reliability and safety are of paramount importance when it comes to manufacturing lithium-ion batteries, and we have implemented strict measures throughout our production process to ensure that each 48v lithium-ion battery pack we produce is of the highest quality.
Our thorough testing process includes examination of all components connected or attached to the battery pack, such as switches, LEDs, and keys, to ensure they meet industry standards. Additionally, we conduct a comprehensive inspection of the battery's functions to guarantee that it meets the specified requirements.
To ensure the charging and discharging performance of the battery pack, we use advanced testing machines and a Battery Management System (BMS) testing. The data collected during this final testing phase is then stored in our company's computer systems for future reference and analysis.
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Your Best Custom 48V Lithium Ion Batteries
A 48v lithium-ion battery is a type of rechargeable battery that uses lithium ions as the main component in the electrolyte. These batteries are known for their high energy density, long cycle life, and safety. They are widely used in various applications, including trolling motors, electric vehicles, and renewable energy systems.
A 48v lithium-ion battery typically has a voltage range of 41V to 51V, and it can offer a high energy density and provide a higher capacity than a lead-acid battery of the same size. It also has a longer cycle life, typically around 2000-3000 cycles, compared to 500-1000 cycles for lead-acid batteries.
- Production Line
- Production & Test Equipment
- Certification
Battery Detector
Automatic Wire Stripping Machine
Vibration Testing Machine
Salt spray test cabinet
Rechargeable battery performance testing equipment
Lithium battery automatic testing equipment
Discretionary cabinets
Battery charge and discharge test system
Integrated Tester
Automatic spot welding machine
UN38.3
MSDS
ISO 9001 2015
invention of Lithium battery testing equipment
CE
How To Custom Your 48V Lithium Ion Battery?

Note: Due to different custom requirements there will be different MOQ requirements, while the cost of raw materials for batteries has fluctuated a lot recently. So please contact us in time and get the latest 48v lithium ion battery quotes.
Maximizing The Lifespan Of Your 48V Lithium Ion Battery
To maximize the lifespan of a 48V lithium ion battery, it is important to:
1.Avoid deep discharge: Discharging a
lithium battery too much can damage it and shorten its lifespan. Try to keep the battery above 20% charge whenever possible.
2.Store the battery properly: When storing a
lithium battery for an extended period of time, it is best to keep it at a 50% charge level.
3.Avoid high temperatures: High temperatures can damage
lithium batteries and shorten their lifespan. Try to keep the battery in a cool, dry place.
4.Use a quality charger: A quality charger will help ensure that the battery is charged and maintained properly.
5.Keep the battery clean: Keeping the battery terminals clean will help maintain a good connection and prolong battery life.
6.Use the battery regularly: A
lithium battery will last longer if it is used on a regular basis.
7.Avoid overcharging: Overcharging a
lithium battery can cause damage and shorten its lifespan. Use a charger specifically designed for
lithium batteries.
8.Avoid undercharging: Undercharging a
lithium battery can cause damage and shorten its lifespan. Use a charger specifically designed for
lithium batteries.
Use the right type of
lithium battery: While
lithium batteries are widely used, there are different types of
lithium batteries, each with its own characteristics. Make sure you are using the right type of
lithium battery for your specific application.
48V Lithium Battery Safety Tips
Here are some safety tips to keep in mind when working with a 48V lithium battery:
1.Wear personal protective equipment: When working with a
lithium battery, it is important to wear gloves, safety glasses, and other protective gear to protect yourself from injury.
2.Keep the battery away from flammable materials:
Lithium batteries can catch fire if they are damaged or exposed to high temperatures, so it is important to keep them away from flammable materials.
3.Never short circuit the battery: Short-circuiting a
lithium battery can cause a fire or explosion, so it is important to be careful when handling the battery terminals.
4.Never overcharge the battery: Overcharging a
lithium battery can cause damage or fire, so it is important to use a charger specifically designed for lithium batteries.
5.Do not expose the battery to high temperatures: High temperatures can damage a
lithium battery, so it is important to keep the battery in a cool, dry place.
6.Keep the battery in a well ventilated area:
Lithium batteries release gases during normal operation which can be dangerous to inhale, so it is important to keep the battery in a well-ventilated area.
7.Keep away from children and pets:
Lithium batteries can be dangerous if they are handled improperly, so it is important to keep them away from children and pets.
8.Dispose of the battery properly:
Lithium batteries can be dangerous if they are not disposed of properly, so it is important to recycle or dispose of them in accordance with local regulations.
9.Follow the manufacturer's instructions: Always follow the manufacturer's instructions when handling, charging, and storing a
lithium battery.
Advantage Of 48V Lithium Ion Battery
There are several advantages of using a 48V lithium-ion battery:
1.High energy density:
Lithium-ion batteries have a high energy density, which means that they can store more energy in a smaller package than other types of batteries. This makes them well-suited for use in electric vehicles and other applications where space is limited.
2.Long cycle life:
Lithium-ion batteries have a long cycle life, which means that they can be charged and discharged many times before they need to be replaced. This makes them more cost-effective over the long-term than other types of batteries.
3.Low self-discharge rate:
Lithium-ion batteries have a low self-discharge rate, which means that they lose very little charge when not in use. This makes them well-suited for use in applications where the battery may not be used for extended periods of time.
4.Low maintenance:
Lithium-ion batteries require very little maintenance compared to other types of batteries, making them easy to use.
5.High power density: 48V lithium-ion batteries have high power density, which means they can deliver a lot of power in a small package. This makes them well-suited for use in high-performance applications such as electric vehicles.
6.Wide temperature range:
Lithium-ion batteries can operate in a wide range of temperatures, which makes them well-suited for use in a variety of different environments.
7.Widely available:
Lithium-ion batteries are widely available and are used in a variety of different applications, which makes them easy to find and purchase.
FAQ
- What will You Do if we got damaged products when arrive?
- If the batteries are damaged upon delivery, we will replace them at our cost. No charges will be made on your part if you show us images & video of the damage.
- How to Ship Your Custom 48v lithium ion battery?
- The logistics companies we work with are strong. Currently, depending on your destination and order, we are able to provide options such as air freight, sea freight, express delivery, rail transport and trucking.
- What is your MOQ of 48v lithium ion battery?
- If it is our existing standard product, there is no moq requirement.
If it is a custom product, there is a MOQ requirement. However, the MOQ varies from material to material and you can contact us for specific information.
- How do I know whether you've shipped my order or not?
- Tracking NO. will be offered as soon as your order be shipped out. Before that, our sales will be there to check the packing status, photo of the order and let you know the detail shipment information.
- Lithium-Ion vs Lead-Acid: Which is the Best Golf Cart Battery?
- Both lithium-ion and lead-acid batteries have their own set of advantages and disadvantages when it comes to golf carts.
Lithium-ion batteries are lighter, have a higher energy density, and require less maintenance than lead-acid batteries. They also have a longer lifespan, with some models lasting up to 5 times longer than lead-acid batteries. They are also more environmentally friendly, as they do not produce gaseous emissions.
Lead-acid batteries, on the other hand, have been around for over a century and have been proven to be reliable and durable. They are also more affordable than lithium-ion batteries and have a wide availability. They also have a higher tolerance to overcharging and deep discharge compared to lithium-ion batteries.
When considering which battery is best for your golf cart, there are a few things to consider:
1.Budget: Lead-acid batteries are generally more affordable than lithium-ion batteries.
2.Weight: Lithium-ion batteries are much lighter than lead-acid batteries, which can be an important consideration if the golf cart is frequently loaded and unloaded from a trailer.
3.Maintenance: Lithium-ion batteries require less maintenance than lead-acid batteries.
4.Life Span: Lithium-ion batteries last longer than lead-acid batteries.
5.Performance: Lithium-ion batteries provide more consistent performance, especially in cold temperatures.
6.Environmental Impact: Lithium-ion batteries are more environmentally friendly than lead-acid batteries, as they do not produce gaseous emissions.
Ultimately, the best battery for a golf cart depends on the specific needs and requirements of the user, and considering all of the above factors.
- Will a lithium battery make my golf cart faster?
- A lithium-ion battery may potentially make a golf cart faster, but it depends on the specific situation and configuration.
Lithium-ion batteries have a higher energy density than lead-acid batteries, which means they can provide more power for a given weight and size. This can result in improved performance and range for the golf cart. This can also translate in more power availability to the electric motor of the golf cart, and thus potentially make it faster.
However, it's also important to note that a lithium-ion battery alone may not necessarily make a golf cart faster. The speed of a golf cart is determined by several factors such as the power of the electric motor, the gear ratio, and the weight of the golf cart, among other things.
It's important to keep in mind that a golf cart's top speed is usually limited by the controller. A higher performance controller or a modification to the existing controller may be needed to unlock the full potential of the lithium battery in order to make the golf cart faster.
- Is it worth converting golf cart to lithium?
- Converting a golf cart to lithium-ion batteries can have many benefits, but it also depends on the usage of the golf cart and the budget. Some of the benefits of converting a golf cart to lithium include:
1.Longer life: Lithium-ion batteries have a longer lifespan than lead-acid batteries, and can last for several thousand charge cycles. This can save money and time in the long run.
2.Higher performance: Lithium-ion batteries have a higher energy density than lead-acid batteries, which means they can provide more power for a given weight and size. This can result in improved performance and range for the golf cart.
3.Lower maintenance: Lithium-ion batteries require less maintenance than lead-acid batteries, as they do not require regular watering or equalizing charges.
4.Lighter weight: Lithium-ion batteries are lighter than lead-acid batteries which can make the golf cart more maneuverable and easy to handle.
However, converting a golf cart to lithium-ion batteries can be costly, and it's important to consider the budget before making the investment. Additionally, it's important to consider the usage of the golf cart, if it's only used occasionally, it may not be worth the investment. Additionally, Golf cart's original system need to be compatible with the lithium-ion batteries, and installation of lithium batteries may require additional equipment like a lithium battery management system (BMS).
- How many lithium batteries do I need for a 48V golf cart?
- The number of lithium batteries required for a 48V golf cart depends on the capacity of each battery and the total capacity required for the golf cart.
In general, most golf carts use multiple batteries connected in series to achieve the desired voltage. For a 48V golf cart, this typically requires connecting 6 lithium-ion batteries in series. However, the number of batteries required can vary depending on the capacity of each battery, which can vary depending on the manufacturer.
The total capacity of the battery bank is also an important factor in determining the number of batteries required. For example, a 48V golf cart with a total capacity of 400Ah would require 8 x 100Ah lithium-ion batteries.
- Can you convert a 48V golf cart to lithium battery?
- Yes, it is possible to convert a 48V golf cart to a lithium battery. The process typically involves removing the existing lead-acid batteries and replacing them with lithium-ion batteries. It is important to make sure that the new lithium batteries are compatible with the golf cart's existing charging and power systems and to follow the manufacturer's instructions for installation. Additionally, the capacity of the lithium battery needs to be the same as the Lead-acid batteries.
It's also important to mention that this conversion process may require additional equipment like a lithium battery management system (BMS) to ensure the safe and efficient operation of the lithium batteries. It's also important to make sure that the lithium battery voltage is compatible with the original voltage of the golf cart, in this case, 48V.
- How long does a 48V lithium battery last?
- The lifespan of a 48V lithium battery depends on a variety of factors such as the quality of the battery, the capacity of the battery, and the usage conditions. Typically, a high-quality 48V lithium battery can last for several thousand charge cycles. However, it is also important to note that the capacity of a battery can degrade over time and usage, so the actual lifespan of a battery may be shorter.
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