Did you know that the global demand for lithium-ion batteries is projected to increase almost seven-fold between 2022 and 2030, reaching 4.7 terawatt-hours in 2030? Among the most versatile options are 24V lithium batteries, powering everything from solar energy systems to electric vehicles. In this guide, we’ll explore everything you need to know about the 24V lithium battery.
What is a 24V Lithium Battery?
A 24V lithium battery is a rechargeable energy storage device that delivers a battery voltage of 24 volts, making it ideal for medium to high-power applications. These batteries typically use lithium iron phosphate (LiFePO4) chemistry, known for its stability, safety, and long cycle life.
Chemistry and Voltage
- Lithium-ion (Li-ion Batteries): The most commonly used chemistry, offering a high energy density and relatively stable discharge rates.
- Lithium iron phosphate (LiFePO4 Batteries): Known for greater thermal stability and safety, often used in applications requiring high power outputs.
A 24V lithium battery is made up of 7 or 8 individual cells (depending on the type of lithium used), each with a nominal voltage of around 3.6V or 3.2V. This configuration ensures consistent power output suitable for powering various devices and vehicles.
Comparison with Other Battery Types
- Lead-Acid Batteries: While more affordable, traditional lead-acid batteries are significantly heavier, have a shorter lifespan, and require more maintenance compared to lithium options.
- NiMH Batteries: While they offer better performance than lead-acid batteries, NiMH batteries still fall short in energy density and lifespan compared to lithium-based options.
| Feature | 24V Lithium Battery | Lead-Acid Battery | NiMH Battery |
| Chemistry | Lithium Iron Phosphate (LiFePO4) or Lithium-Ion (Li-ion) | Lead-Acid | Nickel-Metal Hydride (NiMH) |
| Energy Density | High (150-200 Wh/kg) | Low (30-50 Wh/kg) | Moderate (60-120 Wh/kg) |
| Weight | Lightweight (30-50% lighter) | Heavy | Moderate |
| Lifespan (Cycles) | 500-5,000 cycles | 300-500 cycles | 500-1,000 cycles |
| Charging Time | 2-5 times faster | Slow | Moderate |
| Maintenance | Maintenance-free | Requires regular maintenance | Low maintenance |
| Safety | High (stable, less prone to overheating) | Moderate (risk of leakage, overheating) | Moderate (risk of overheating) |
| Cost | Higher upfront cost | Lower upfront cost | Moderate cost |
| Environmental Impact | Eco-friendly (recyclable) | Contains toxic lead and acid | Contains toxic metals |
| Best Use Cases | Solar systems, EVs, marine, RVs, industrial equipment | Automotive starters, backup power | Consumer electronics, hybrid vehicles |
Advantages of 24V Lithium Batteries
- Lightweight: 30-50% lighter than equivalent lead-acid batteries.
- Longer Lifespan: Last 2-3 times longer than lead-acid batteries, offering 500-3000 charge cycles.
- Higher Energy Density: Stores more energy in a smaller space.
- Faster Charging: Charges up to 2-5 times faster than lead-acid batteries.
Key Factors to Consider When Choosing a 24V Lithium Battery
Capacity (Ah)
Capacity is usually measured in amp-hours (Ah) and determines how much energy a battery can store and deliver over time. A higher Ah rating translates to a longer runtime but may also increase size and weight. For example, a 100Ah battery would power a 10A device for 10 hours. Tritek is good at designing battery packs in small dimensions with high capacity.
| Capacity | Best For | Representative products | Application |
| 100Ah | Medium-power |  | Solar Power: Small off-grid or hybrid solar setups (e.g., cabins, tiny homes) Electric Vehicles: E-bikes, scooters, small utility vehicles Marine Use: Small boats or yachts (navigation, appliances) RVs & Campers: Lighting, small appliances, charging devices Backup Power: Essential home or office systems Robotics & Drones: Small drones, short-duration tasks (aerial photography, light automation) |
| 200Ah | High-power |  | Solar Power: Medium to large solar setups (e.g., homes, commercial) Electric Vehicles: Larger EVs (e.g., golf carts, trucks) Marine Use: Mid-sized boats (refrigerators, water pumps) RVs & Campers: Power for larger appliances, AC, heating Industrial Equipment: Forklifts, floor scrubbers, heavy machinery Backup Power: Extended power for critical systems Robotics & Drones: Medium-sized drones, long-duration tasks (agriculture, surveillance) |
| 300Ah | Heavy-duty |  | Solar Power: Large off-grid or commercial systems, energy-intensive Electric Vehicles: Heavy-duty vehicles (e.g., trucks, buses) Marine Use: Large yachts, high-energy systems (AC, refrigeration) RVs & Campers: Long-term off-grid living, large appliances Industrial Equipment: Heavy machinery, construction equipment Backup Power: Extended backup for large facilities or data centers Robotics & Drones: Industrial drones, heavy payloads, extended operations |
Not sure which capacity is right for you? Contact us for a free consultation!
Cycle Life
This refers to the number of charge-discharge cycles a battery can handle before its capacity drops below 80%. Lithium batteries typically offer more cycles compared to lead-acid batteries, with 500-3000 cycles being common for high-quality lithium options.
Weight and Size
Considering space and weight constraints is vital, especially in applications like RVs, marine vehicles, and electric bikes. A 24V lithium battery is generally lighter and more compact than traditional lead-acid or NiMH batteries, making it an ideal choice for portable applications.
Battery Management System (BMS)
A BMS is an essential component for monitoring and protecting the battery. It ensures the battery operates within safe parameters by regulating charging, discharging, and protecting against over-voltage, under-voltage, and temperature extremes. For the best performance, ensure your 24V lithium battery comes with an advanced BMS.
Compatibility
It’s critical to ensure that the battery is compatible with your specific application. Whether it’s an electric vehicle, solar energy storage, or backup power system, make sure the voltage and capacity match the power requirements of your device.
Quality and Certifications (UL, CE, etc.)
Make sure the battery complies with global quality and safety standards, such as UL, CE, or IEC certifications. These ensure the battery meets specific safety, environmental, and performance standards.
Brand Reputation
Look for batteries from trusted manufacturers who provide clear specifications, warranties, and customer support. Choosing a reputable brand reduces the likelihood of battery failure or issues.
Warranty and Customer Support
A longer warranty (e.g., 3–8 years) and responsive customer support are signs of a trustworthy product.
Maintenance and Safety Tips for 24V Lithium Batteries
Proper care and maintenance are essential to maximize the lifespan and efficiency of your 24V lithium batteries. Follow these best practices to ensure safe and long-lasting performance:
Proper Charging Practices to Extend Battery Life
- Use the Correct Charger: Always use a charger that is compatible with your battery’s specifications. Lithium batteries require chargers with voltage regulation and overcharge protection to prevent damage.
- Charge to Optimal Levels: Avoid consistently charging to 100% or discharging completely to 0%. Keeping the battery between 20%-80% charge helps maintain health and extend its lifespan.
- Avoid Overcharging: Overcharging can lead to overheating, reducing the battery’s efficiency and longevity. Many modern lithium batteries have built-in BMS to prevent overcharging, but it’s always a good practice to monitor your charging cycles.
Storage Recommendations
- Ideal Temperature: Store the battery in a cool, dry place, ideally at temperatures between 32°F and 77°F (0°C and 25°C). Exposure to high temperatures (above 104°F or 40°C) can degrade battery capacity and shorten life.
- Partial Charge for Storage: When storing the battery for an extended period, it’s best to leave it at around 50%-60% charge. This will help prevent deep discharge or overcharging during storage.
- Avoid Freezing: Never store your battery in freezing conditions. Lithium batteries can be severely damaged by exposure to temperatures below freezing.
Safety Precautions
- Avoid Overcharging and Deep Discharging: Both conditions can lead to severe damage or even failure of the battery. Always use a BMS that protects the battery from these risks.
- Prevent Short Circuits: Ensure terminals are clean and free from corrosion. Never allow the battery’s positive and negative terminals to come into contact, which could lead to dangerous short circuits.
- Keep Away from Extreme Temperatures: Exposure to extreme heat or cold can cause battery failure, and in some cases, fires or leaks. Always ensure the battery is within safe operational temperature ranges.
Regular Inspection and Maintenance Tips
- Inspect for Physical Damage: Regularly check the battery for any signs of physical damage, such as cracks, leaks, or swelling. If you notice any damage, remove the battery from service and replace it immediately.
- Clean the Battery Terminals: Ensure terminals are free from dirt and corrosion, as this can impede performance. Use a soft cloth or brush to clean them.
- Check BMS Functionality: Ensure the Battery Management System (BMS) is functioning properly by monitoring battery performance and checking if protection features (overcharge, undercharge, temperature, etc.) are activated as needed.
Conclusion
24V lithium batteries play a vital role in modern energy solutions, from solar power systems to electric vehicles and backup power applications. Their long lifespan, lightweight design, and fast-charging capabilities make them a superior choice over traditional lead-acid batteries.
For businesses seeking best 24V lithium batteries, Tritek offers intelligent BMS-integrated solutions with real-time monitoring, remote control, and advanced safety features. Contact us today to power your applications with smarter, safer, and more efficient battery solutions! 
FAQs
Can we customize 24v lithium battery packs? What is the MOQ?
Sure! Tritek has an experienced team of ODM solutions, you can customize capacity, size, communication protocol, BMS protection function, and additional functions such as energy recovery, Bluetooth, OTA update, etc. And the MOQ is 200pcs.
What chemistry battery do you offer?
We can offer both NCM, NCA, LFP, and LMFP lithium-ion battery packs. All of the battery cells we use are the top-tier cells from Samsung, LG, CBAK, etc.
Additional Resources
Product Reviews and Buying Guides:
- B2B: Tritek 24V Lithium Battery Review
- B2C: Renogy 24V Lithium Battery Review
- B2C: Battle Born 24V Battery Review
Studies and Articles on Lithium Battery Technology:
