NMC Battery Pack Manufacturers
NMC Battery Pack Manufacturers

What is a NMC battery Pack?

NMC battery pack, also called ternary lithium batteries (nickel-cobalt-manganese batteries), are lithium-ion battery packs composed of nickel, manganese, and cobalt.NMC batteries can withstand high voltages and high energy densities, so they are the ideal choice for electric vehicles, EVs, scooters, and energy storage systems. The performance of ternary lithium batteries is especially outstanding in charging rate and low temperature, so they are also the first choice of lithium battery packs for harsh environments.

What is a NMC battery Pack

Customized Solutions for Nickel-Cobalt-Manganese Battery Pack

Keheng can customize NMC battery packs to meet your specific needs, whether you need a specific voltage (3.6V, 12V, 24V, 48V, HV) or a specific capacity (10AH, 20AH, 50AH, 100AH, 200AH, 300AH,) all can be met, and we also provide battery boxes (iron, plastic, etc.), shapes for battery packs (irregular, diamond, triangle, trapezoid, etc.) can provide safe and reliable solutions to meet your needs, whether it’s a large battery or a small battery pack.

Advantages of lithium ternary battery

Advantages of lithium ternary battery

Ternary lithium battery has the advantages of high energy density, long cycle life, good safety, environmental protection, and no pollution, which is an important technology to lead the new era of green energy.

  • Environmental Sustainability
  • Fast charging
  • Longer life cycle
  • High Energy Density High
  • Good safety
  • Wide operating temperature range
  • Low self-discharge rate
12V NMC Lithium Battery for power ESS
12V Ternary lithium battery packs for power energy systems, supporting different voltage designs.
18650 Ternary Lithium Battery Pack
Customize 18650, 21700, 26650, 32140, 32650 group size to meet your various usage scenarios.
48V 200Ah Lithium Ternary Battery For Marine
Keheng provides high performance Ni-Co-Mn battery packs while customizing the battery case, shape and size for the batteries.
Golf Cart 24V NMC Lithium Ion Battery
24V NMC lithium-ion batteries are designed for golf carts and are thermally stable and not prone to explosions or fires.
E-bike 48V Lithium Manganese Nickel Battery
This 48V Li-Mn-Ni battery is designed for e-bikes, which can reduce the maintenance cost of e-bikes.
NMC battery for commercial and industrial ESS
High energy density and long cycle life make it ideal for commercial and industrial energy storage systems.

Your advanced NMC battery pack manufacturers

Proven experience
Proven experience
With over 16 years of experience in the lithium battery industry guarantees that your product will stand out in the local market.
Service Guarantee
Service Guarantee
We provide customer service with customization and design services to meet specific customer needs.
R&D team
R&D team
keheng has an R&D team of more than 50 people, walking at the forefront of the lithium battery industry.
After-sales support
After-sales support
Professional after-sales team provides 7/24 hours after-sales pre-sales service to ensure customer experience.
Product Certificates
Product Certificates
Our products have international certificates to ensure that there will be no quality problems.
Quality Assurance
Quality Assurance
Professional QC team ensures strict manufacturing and quality control of products.
Your advanced NMC battery pack manufacturers
What does ternary material refer to?

Ternary materials refer to products such as lithium nickel cobalt manganate (Li(NiCoMn)O2), and precursors for ternary composite cathode materials. Its general formula is Li(NixCoyMnz)O2, which is prepared from nickel salt, cobalt salt and manganese salt.

low temperature lithium-ion battery charging and discharging process

Characteristics of ternary material battery
  1. Characteristics of ternary materials: Compared with lithium iron phosphate, ternary material batteries have the advantages of higher operating voltage, energy density, excellent low-temperature performance, easy management of their battery packs, etc. However, their thermal stability is poor, and they are easy to manage. However, its thermal stability is poor and its safety performance is relatively low.
  2. Outstanding energy density advantage: compared with lithium manganate and lithium iron phosphate system batteries, ternary batteries have significant energy density advantages
  3. Safety issues: the safety of the ternary power battery is weaker compared with LFP and LTO.
Why is NMC battery a suitable battery for energy storage system?
  1. High cycle times: The energy storage system will take a long time to charge and discharge, then the cycle life is its primary consideration lithium iron phosphate and lithium ternary at the same time have a cycle life of about 5000 times. In the cycle more than 5000 times, the battery capacity is still about 85%.
  2. peak power: Energy storage systems need to support the surge in power demand, used to meet the energy needs of the grid during peak demand. By storing energy during periods of low demand and releasing it when needed, costs can be significantly reduced.
  3. Low production costs: Energy storage systems require a large number of batteries to meet energy demand
  4. Weight and size: The weight and size of the batteries are not important in ESS operations, and the units are typically installed in containers or storage units
What is the voltage of an NMC battery?

NMC batteries (nickel manganese cobalt oxide batteries) typically have a nominal voltage of 3.6 to 3.7 volts. The charge cut-off voltage for these batteries is typically between 4.2 and 4.3 volts, while the discharge cut-off voltage is typically between 2.5 and 3.0 volts. The voltage range depends on the specific chemical formulation and battery design.

What are the typical application areas of NMC battery packs?
  • Electric Vehicles (EV): as power batteries for electric vehicles, providing high energy density and good range.
  • Portable electronic devices: such as laptops, tablets, and smartphones.
  • Energy Storage Systems (ESS): solar and wind energy storage systems for storing renewable energy.
  • Power tools: Used in power tools that require high power output.
  • E-bikes and motorcycles: as a source of energy for light electric vehicles.
What are the energy density and power density of NMC battery packs?
  • Energy Density: NMC batteries typically have energy densities between 150 and 220 watt-hours per kilogram (Wh/kg). This makes them ideal for applications that require high energy capacity, such as electric vehicles.
  • Power Density: NMC batteries typically have higher power densities for applications requiring fast energy output, but the exact value depends on the design and chemistry of the battery.
How do these battery packs perform in terms of cycle life?

The cycle life of NMC batteries is dependent on a number of factors, including conditions of use, depth of charge and discharge, and temperature, and NMC batteries are capable of having about 80% capacity after 2,000 to 3,000 charging and discharging cycles, and sometimes even more.

What is the standard charging time and best charging method for NMC battery packs?
  • Standard charging time: The charging time depends on the power of the charger and the capacity of the battery. Generally speaking, a complete charging cycle with a standard charger (e.g. 1C charging current) takes about 2 to 3 hours.
  • Optimal Charging Method: It is recommended to use Constant Current/Constant Voltage (CC/CV) mode for charging. Avoiding overcharging and overheating is key to maintaining a healthy battery.
How is the performance of NMC battery packs affected in high or low temperature conditions?

High Temperature Impact:

  • Capacity drop: high temperatures may cause a temporary drop in battery capacity.
  • Accelerated Aging: Prolonged exposure to high temperatures may accelerate battery aging and reduce its overall life.
  • Increased safety risk: High temperatures may lead to thermal runaway of the battery, increasing the safety risk.

Low temperature effects:

  • Decrease in capacity and power output: low temperatures can cause a significant decrease in the effective capacity and power output of the battery.
  • Charging Problems: Under low temperature conditions, the charging efficiency of lithium-ion batteries will be reduced, and may even lead to lithium metal deposition during the charging process, increasing safety risks.
What is the safety performance of NMC battery packs? What are the potential risks?

Thermal runaway: If the internal temperature of the battery is too high, a thermal runaway reaction may be triggered, leading to battery damage or even fire or explosion.
Overcharging and overdischarging: Overcharging or discharging may damage the battery and reduce its performance and life.
Physical Damage: Physical damage to the battery, such as punctures or crushing, can lead to internal short circuits and increase the risk of thermal runaway.
Electrolyte leakage: Under extreme conditions, the battery may experience electrolyte leakage.

How to properly store and maintain NMC battery packs to extend their life?
  • Appropriate Temperature: Store batteries in a dry, cool environment to avoid extreme temperatures.
  • Appropriate State of Charge: For long-term storage, batteries should be kept at approximately 50% state of charge.
  • Regular Inspection: Check the condition of the battery regularly, including voltage and appearance.
  • Avoid overcharging and over-discharging: Use a suitable charger to ensure that the maximum charging and discharging limits of the battery are not exceeded.
  • Prevent Physical Damage: Avoid batteries from being struck, crushed, or punctured.
What is the self-discharge rate of this battery pack?

The self-discharge rate of NMC battery packs is relatively low, usually between 1% and 3% per month,.

What are the characteristics of NMC battery pack performance under different discharge rates?
  • Low discharge rate: Under a low discharge rate, an NMC battery can maintain high energy efficiency and stable voltage output.
  • High discharge rate: At high discharge rates, the voltage of the battery may drop more quickly and the temperature may increase due to the increased heat generated by the internal resistance. Although NMC batteries can handle relatively high discharge rates, prolonged use at high discharge rates will accelerate battery aging.
What is the maximum acceptable charging and discharging current for NMC battery packs?

The maximum charge and discharge currents for NMC battery packs depend on the specific battery chemistry and design. In general, they can support charge and discharge currents from 1C to 3C, where 1C represents 100% of the battery capacity. For example, for a 3000mAh battery, 1C current is 3A. Some specially designed NMC batteries may withstand higher currents.

How do NMC battery packs perform in series and parallel applications?

Series application: A series connection can increase the voltage. In series applications, the total voltage of the battery pack is the sum of the individual cell voltages. The state of each cell in the battery pack needs to be consistent to avoid imbalance and performance degradation.
Parallel application: Parallel connection can increase the total capacity and current output. In a parallel application, the total capacity of the battery pack is the sum of the individual cell capacities.

How do I assess the health and performance of an NMC battery pack?
  • Voltage: Normal voltage range indicates that the battery is in good condition.
  • Internal Resistance: The internal resistance of a battery rises with increased use.
  • Capacity: Compare the actual capacity of the battery with the nominal capacity.
  • Charge and Discharge Curves: Analyzing charge and discharge curves can provide information on battery aging and performance degradation.
How well do NMC battery packs tolerate overcharging and overdischarging?

NMC batteries are generally tolerant to overcharging and over-discharging. Overcharging can lead to thermal runaway and permanent loss of capacity, while over-discharge can degrade their performance. Therefore, a Battery Management System (BMS) is required to control the charging and discharging state of the battery to prevent overcharging and over-discharging.

What are the key factors to consider when designing an NMC battery system?

Safety: Ensure the system has appropriate safety measures such as temperature monitoring and thermal management systems.
Battery Management System (BMS): An effective BMS balances the battery pack, monitors its status, and prevents overcharging and overdischarging.
Thermal Management: Good thermal management is key to maintaining battery performance and extending life.
Capacity and Power Requirements: Select the appropriate battery capacity and power output based on application requirements.
Mechanical design: Consider the mechanical anchoring and protection of the battery pack.

How to ensure the stability and safety of NMC battery packs during use?

Use the right charger: Avoid using incompatible chargers.
Regular Inspection and Maintenance: Regularly check the condition of the battery pack, including voltage, temperature and appearance.
Follow manufacturer’s guidelines: Follow the manufacturer’s guidelines for use and maintenance.

What are the environmental impact and sustainability considerations of NMC battery packs?

Resource Use: Cobalt and nickel mining may have an impact on the environment.
Recycling and Disposal: NMC batteries need to be properly recycled to minimize environmental impact.
Sustainability Improvements: The industry is looking to reduce reliance on rare materials and improve the recycling efficiency of batteries.

What technical parameters should be considered when selecting an NMC battery pack?

Capacity: The amount of energy the battery can store.
Maximum Charge and Discharge Current: The maximum current that the battery can safely handle.
Energy Density: Energy per unit of weight or volume.
Cycle Life: The number of charge/discharge cycles a battery can undergo before its performance degrades significantly.
Operating Temperature Range: The temperature range in which the battery can operate normally.

What are the latest trends and potential improvements in NMC battery pack technology?

Increased Energy Density: Increase energy density through improved chemical formulation and cell structure design.
Reduced cobalt content: Reduce cobalt use to minimize cost and environmental impact.
Improved thermal stability: Improve the thermal stability of batteries through material and design innovations.
Enhanced safety: Develop safer battery chemistries and structures.

Are NMC battery packs suitable for applications with high power requirements?

NMC battery packs are suitable for applications with high power requirements, such as electric vehicles and large energy storage systems, because they offer high energy density and good power output.

What is the chemical stability and long-term storage performance of NMC battery packs?

Chemical Stability: The chemical stability of NMC batteries is relatively good, but is still limited by their chemical composition. For example, NMC batteries with high nickel content may face greater thermal stability challenges under extreme conditions.
Long-term storage performance: Under proper conditions (e.g., appropriate temperature and state of charge), NMC batteries can achieve effective storage for longer periods. However, long term storage may result in a gradual loss of capacity, especially under less than ideal storage conditions.

How is the acceptance and applicability of NMC battery packs assessed in the global market?

Market Acceptance: NMC batteries are very well accepted in the global market, especially in applications that require high energy density and high power output, such as electric vehicles and renewable energy storage.
Applicability: NMC batteries are used in a wide range of applications including consumer electronics, electric vehicles, and energy storage systems due to their excellent energy density and relatively good performance stability.
Market growth and development trend: The demand for NMC batteries is expected to continue to increase with the rapid growth of the electric vehicle and renewable energy sectors. Meanwhile, continuous technological innovations are improving their performance and safety, further expanding their market potential.

Send Your Inquiry Today
Quick Quote
Scroll to Top