Are you curious about the powerhouse behind your favorite devices? The 21700 battery has become a game-changer in energy storage, powering everything from electric vehicles to portable gadgets. With so many factories in China producing these batteries, it’s crucial to know which ones stand out. By comparing the top manufacturers, you can ensure you’re choosing quality, reliability, and innovation. Imagine the peace of mind that comes with knowing you’re investing in the best! Dive into our comprehensive guide to discover the leading 21700 battery factories in China and make informed choices for your energy needs.
Top 10 21700 battery manufacturers in China
Product Details: 21700 lithium-ion batteries manufactured by various companies in China.
Technical Parameters:
– Capacity: 4.5Ah to 5.0Ah
– Energy density: 200-260Wh/kg
Application Scenarios:
– New energy vehicles
– Consumer electronics
Pros:
– High specific energy
– Cost-effective production transition from 18650 to 21700
Cons:
– Market readiness depends on R&D and manufacturing experience
– Potential competition in the battery market
21700 Battery | From Lithium Battery Factory – ELB Energy Group
Product Details: ELB 21700 Battery designed for electric cars, power tools, and electric bicycles with NiCoMn ternary material for high energy density.
Technical Parameters:
– 4800mAh 3C and 5000mAh 2C options available.
– Operating temperature: -20℃ to 60℃, cycle life: 800 times at 80% DOD.
Application Scenarios:
– Electric vehicles
– Power tools
Pros:
– High energy density and lightweight design.
– Wide operating temperature range.
Cons:
– Limited to specific applications.
– Potentially high cost compared to other battery types.
Top 10 NMC 21700 Battery Cell Manufacturers in China
Product Details: NMC 21700 cylindrical lithium-ion batteries with high energy density and long cycle life.
Technical Parameters:
– 21 mm diameter
– 70 mm height
Application Scenarios:
– Electric vehicles
– Power storage systems
Pros:
– Long cycle life
– High energy density
Cons:
– Higher cost compared to 18650
– Higher risk of thermal runaway
Top 10 LFP 21700 Battery Cell Manufacturers in China
Product Details: LFP 21700 battery cells are Lithium Iron Phosphate batteries with a diameter of 21mm and a length of 70mm, known for their safety, efficiency, and environmental impact.
Technical Parameters:
– Lower energy density compared to other lithium-ion chemistries
– Enhanced safety features and longer lifecycle
Application Scenarios:
– Electric vehicles (EVs)
– Energy storage systems
Pros:
– High safety and thermal stability
– Long cycle life and durability
Cons:
– Lower energy density than some other lithium-ion batteries
– Potentially higher manufacturing costs
China 18650 21700 Battery Manufacturers, Polymer Battery Suppliers …
Product Details: 18650 and 21700 lithium-ion batteries, polymer batteries, Ni-Mh Ni-Cd batteries, USB rechargeable batteries, LiFePo4 IFR batteries, lithium titanate batteries, and battery chargers.
Technical Parameters:
– Capacity: 5000mAh for 21700 Li-ion battery
– Grade A quality with 12 months warranty
Application Scenarios:
– Power banks
– Electric vehicles
Pros:
– Fast shipping from Shenzhen or Hong Kong
– OEM/ODM services available
Cons:
– Limited specific technical details provided
– No mention of compatibility with specific devices
China 21700 Battery Suppliers, Manufacturers, Factory – Wholesale …
Product Details: 21700 Battery – Wholesale 4000mAh 8C, 21700 Battery Packs for Car Vacuum Cleaner, Odipie 5C 4000mAh Power Battery for Power Tools/E-bike, Odipie 21700 3.7V 4500mAh Cylindrical Li-ion Battery Cells
Technical Parameters:
– 4000mAh capacity
– 3.7V nominal voltage
Application Scenarios:
– Electric bikes
– Power tools
– Energy storage systems
Pros:
– High capacity
– Versatile applications
Cons:
– Limited information on specific performance metrics
– Potential availability issues
Battery 21700 – Manufacturers, Factory, Suppliers from China
Product Details: Battery 21700 – High-quality lithium batteries suitable for various applications.
Technical Parameters:
– Voltage: 3.7V
– Capacity: 2200mAh to 7800mAh
Application Scenarios:
– Electric vehicles
– Consumer electronics
Pros:
– High energy density
– Rechargeable and long-lasting
Cons:
– Requires specific charging equipment
– Potential safety risks if mishandled
Lithium-ion Battery Manufacturer & Li-ion Cell Supplier – Sunpower New …
Product Details: Hot-Selling Lithium Ion & Lifepo4 Cell Supply from Sunpower New Energy, including 18650, 21700, 26700 Li-ion and Na-ion rechargeable batteries.
Technical Parameters:
– 18650 High Rate Lithium Ion Battery: 1300-3500mAh, 80% capacity 300 cycle, Eco-f…
– Custom BMS: Suits for 10A~200A Li-ion, Lifepo4 or lithium titanate battery pack,…
Application Scenarios:
– Power tools, cleaning appliances, drones, garden tools, medical equipment, vehic…
– Various electronic devices requiring high energy density
Pros:
– High capacity and fast discharge rate
– Eco-friendly with multiple certifications (UL, CB, ISO)
Cons:
– Minimum order quantity of 2 pieces
– Lead time for custom solutions may vary
Joinsun Battery Cells, 21700-40P, 40E, 21700-45E 45D Factory
Product Details: Joinsun Battery Cells, including models 21700-40P, 21700-40E, 21700-45E, and 21700-45D, are designed for high-performance energy storage solutions.
Technical Parameters:
– Capacity: 4000mAh to 4500mAh
– Energy density: High
Application Scenarios:
– Electric vehicles
– Portable electronics
Pros:
– Exceptional energy density
– Long cycle life
Cons:
– Potentially higher cost compared to standard batteries
– Requires specific charging systems
Chinese manufacturers open 21700 cell lines – Best Magazine
Product Details: 21700 lithium-ion cells produced by Chinese manufacturers Tianjin Lishen Battery and EVE Energy.
Technical Parameters:
– Tianjin Lishen: Production capacity of 4GWh, investment of ¥2.1 billion ($312.6…
– EVE Energy: Production capacity of 3.5GWh, investment of ¥2 billion ($297.7 mill…
Application Scenarios:
– Used in Tesla’s Model 3 electric vehicle.
– Potential sales to both domestic and foreign carmakers.
Pros:
– High production capacity.
– Advanced automation in production lines.
Cons:
– Concerns about blindly following market trends.
– Potential oversupply in the market.
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Comparison Table
| Company | Product Details | Pros | Cons | Website |
|---|---|---|---|---|
| Top 10 21700 battery manufacturers in China | 21700 lithium-ion batteries manufactured by various companies in China. | – High specific energy – Cost-effective production transition from 18650 to 21700 | – Market readiness depends on R&D and manufacturing experience – Potential competition in the battery market | www.takomabattery.com |
| 21700 Battery | From Lithium Battery Factory – ELB Energy Group | ELB 21700 Battery designed for electric cars, power tools, and electric bicycles with NiCoMn ternary material for high energy density. | – High energy density and lightweight design. – Wide operating temperature range. | – Limited to specific applications. – Potentially high cost compared to other battery types. |
| Top 10 NMC 21700 Battery Cell Manufacturers in China | NMC 21700 cylindrical lithium-ion batteries with high energy density and long cycle life. | – Long cycle life – High energy density | – Higher cost compared to 18650 – Higher risk of thermal runaway | keheng-battery.com |
| Top 10 LFP 21700 Battery Cell Manufacturers in China | LFP 21700 battery cells are Lithium Iron Phosphate batteries with a diameter of 21mm and a length of 70mm, known for their safety, efficiency, and env… | – High safety and thermal stability – Long cycle life and durability | – Lower energy density than some other lithium-ion batteries – Potentially higher manufacturing costs | keheng-battery.com |
| China 18650 21700 Battery Manufacturers, Polymer Battery Suppliers … | 18650 and 21700 lithium-ion batteries, polymer batteries, Ni-Mh Ni-Cd batteries, USB rechargeable batteries, LiFePo4 IFR batteries, lithium titanate b… | – Fast shipping from Shenzhen or Hong Kong – OEM/ODM services available | – Limited specific technical details provided – No mention of compatibility with specific devices | www.geegoodbattery.com |
| China 21700 Battery Suppliers, Manufacturers, Factory – Wholesale … | 21700 Battery – Wholesale 4000mAh 8C, 21700 Battery Packs for Car Vacuum Cleaner, Odipie 5C 4000mAh Power Battery for Power Tools/E-bike, Odipie 21700… | – High capacity – Versatile applications | – Limited information on specific performance metrics – Potential availability issues | www.liion-battery.com |
| Battery 21700 – Manufacturers, Factory, Suppliers from China | Battery 21700 – High-quality lithium batteries suitable for various applications. | – High energy density – Rechargeable and long-lasting | – Requires specific charging equipment – Potential safety risks if mishandled | www.xuanlibatteries.com |
| Lithium-ion Battery Manufacturer & Li-ion Cell Supplier – Sunpower New … | Hot-Selling Lithium Ion & Lifepo4 Cell Supply from Sunpower New Energy, including 18650, 21700, 26700 Li-ion and Na-ion rechargeable batteries. | – High capacity and fast discharge rate – Eco-friendly with multiple certifications (UL, CB, ISO) | – Minimum order quantity of 2 pieces – Lead time for custom solutions may vary | www.sunpowernewenergy.com |
| Joinsun Battery Cells, 21700-40P, 40E, 21700-45E 45D Factory | Joinsun Battery Cells, including models 21700-40P, 21700-40E, 21700-45E, and 21700-45D, are designed for high-performance energy storage solutions. | – Exceptional energy density – Long cycle life | – Potentially higher cost compared to standard batteries – Requires specific charging systems | www.redway-tech.com |
| Chinese manufacturers open 21700 cell lines – Best Magazine | 21700 lithium-ion cells produced by Chinese manufacturers Tianjin Lishen Battery and EVE Energy. | – High production capacity. – Advanced automation in production lines. | – Concerns about blindly following market trends. – Potential oversupply in the market. | www.bestmag.co.uk |
Frequently Asked Questions (FAQs)
What is a 21700 battery, and why is it popular?
A 21700 battery is a cylindrical lithium-ion battery that measures 21mm in diameter and 70mm in height. It’s popular due to its high energy density, longer lifespan, and ability to deliver more power compared to smaller batteries. This makes it ideal for electric vehicles, power tools, and various consumer electronics.
How do I choose a reliable 21700 battery factory in China?
When selecting a factory, consider their certifications, production capacity, quality control processes, and customer reviews. It’s also helpful to request samples and visit the factory if possible to assess their operations and standards firsthand.
What are the common applications of 21700 batteries?
21700 batteries are widely used in electric vehicles, portable power banks, e-bikes, and high-performance flashlights. Their versatility and efficiency make them suitable for any application requiring reliable and long-lasting power.
Are 21700 batteries safe to use?
Yes, 21700 batteries are generally safe when manufactured by reputable factories and used according to guidelines. Always ensure you use compatible chargers and avoid exposing them to extreme temperatures or physical damage to maintain safety.
What is the typical lifespan of a 21700 battery?
The lifespan of a 21700 battery can vary, but on average, it lasts between 2 to 5 years, depending on usage and charging habits. Proper care, such as avoiding deep discharges and extreme temperatures, can help extend its lifespan.
