Are you curious about the best 21700 battery manufacturers in China? Understanding the top factories is crucial for making informed choices in a competitive market. Discovering the right options can lead to better quality and value. Dive in to explore our comprehensive comparison and find your ideal partner!
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 delays in mass production
Lithium-ion Battery Manufacturer & Li-ion Cell Supplier – Sunpower New …
Product Details: Hot-Selling Lithium Ion & Lifepo4 Cell Supply including 18650, 21700, 26700 Li-ion rechargeable batteries, and custom battery packs and BMS.
Technical Parameters:
– High capacity, fast high discharge rate, fast high charge rate, long battery cyc…
– Cycle life can exceed 3000 cycles under 0.3C charge/discharge conditions.
Application Scenarios:
– Power tools, cleaning appliances, drones, garden tools, medical equipment, vehic…
– Various electronic devices requiring energy-dense batteries.
Pros:
– High production capacity of 1,500,000 batteries per day.
– Multiple certifications (UL, CB, SGS, BIS, etc.) ensuring quality and safety.
Cons:
– Minimum order quantity (MOQ) of 2 pieces may be restrictive for some customers.
– Lead time for delivery may vary based on order size.
14.8V 4.2Ah 4s1p 21700 Lithium Battery – China Lithium Polymer Battery …
Product Details: 14.8V 4.2Ah 4s1p 21700 Lithium Battery with high energy density and over 500 cycles of battery life.
Technical Parameters:
– Nominal Voltage: 14.8V
– Charging Voltage: 16.8V
– Discharging End Voltage: 12V
– Nominal Capacity: 4.2Ah
– Max Discharge Current: 1C
– Weight: 1.2kg
– Lifetime: 1000 cycles
Application Scenarios:
– Power tools
– Energy storage systems
Pros:
– 30% higher capacity than lead acid batteries
– Enhanced protection board available
Cons:
– Minimum order quantity of 50 pcs
– Limited to specific temperature ranges
China Reliable 18650 21700 26700 Battery Cell LFP Battery Wholesaler …
Product Details: 18650 NCM Battery Cell and 26700 LFP Battery Cell from Shaanxi Tesson New Energy Co., Ltd.
Technical Parameters:
– 18650 NCM: Nickel Cobalt Manganese chemistry, excellent energy density, power ou…
– 26700 LFP: Lithium Iron Phosphate chemistry, superior safety, extended cycle lif…
Application Scenarios:
– New energy vehicles
– Medical equipment
– Aerospace
Pros:
– High energy density and longer-lasting power supply.
– Scalable production capabilities.
Cons:
– Higher cost compared to traditional batteries.
– Requires specific charging circuits.
Wholesale 21700 Lithium Battery Supplier from China
Product Details: 21700 Lithium Battery with an outer diameter of 21mm and a height of 70.0mm, higher energy density than 18650 batteries.
Technical Parameters:
– Cylindrical design
– Higher energy density than 18650
Application Scenarios:
– Powering flashlights
– Electronic cigarette accessories
Pros:
– Higher energy density
– Customizable for various applications
Cons:
– Limited availability compared to 18650
– Potential compatibility issues with devices designed for 18650
China 18650 21700 Battery Manufacturers, Polymer Battery Suppliers …
Product Details: 18650 and 21700 lithium-ion batteries, polymer batteries, and various battery types including Ni-Mh, LiFePo4, and lithium titanate.
Technical Parameters:
– Capacity: 5000mAh for 21700 Li-ion Battery
– Grade A quality with 12 months warranty
Application Scenarios:
– Power banks
– Electric vehicles
Pros:
– High quality and reliability
– Fast shipping from Shenzhen or Hong Kong
Cons:
– Limited specific technical details provided
– Potentially higher cost for OEM/ODM services
Top 10 NMC 21700 Battery Cell Manufacturers in China
Product Details: NMC 21700 battery cells from various manufacturers in China.
Technical Parameters:
– High energy density
– Long cycle life
Application Scenarios:
– Electric vehicles
– Energy storage systems
Pros:
– High performance
– Widely available
Cons:
– Cost may vary
– Quality can differ between manufacturers
Acebeam USB-C Rechargeable 21700 | Battery Junction
Product Details: Acebeam AB21CP50-USB 21700 5000mAh 3.6V Protected High-Drain 15A Lithium Ion (Li-ion) Button Top Battery with Built-In USB-C Charging Port
Technical Parameters:
– Capacity: 5000mAh
– Max Continuous Current: 15A
Application Scenarios:
– Powering high-drain electronics such as flashlights
– Used as a power bank for everyday electronics
Pros:
– Rechargeable via USB-C for convenience
– Includes short circuit protection for battery health
Cons:
– Slightly longer than average 21700 batteries
– Compatibility may vary with some devices
Custom Lithium Ion Battery Manufacturers- Legend Battery
Product Details: Custom lithium ion battery packs including 18650, 21700, and LiFePO4 batteries, designed for various applications.
Technical Parameters:
– High and Low temperature resistance
– Water-proof and Explosion-proof capabilities
Application Scenarios:
– Electric vehicles
– Portable electronic devices
Pros:
– High-quality manufacturing with advanced technology
– Wide range of applications and battery types
Cons:
– Potential safety risks associated with lithium-ion batteries
– Requires careful handling and packaging
Top 10 LFP 21700 Battery Cell Manufacturers in China
Product Details: Generic LFP 21700 battery cell
Technical Parameters:
– Nominal Voltage: 3.2V
– Capacity: 3000mAh
Application Scenarios:
– Electric vehicles
– Energy storage systems
Pros:
– Long cycle life
– High thermal stability
Cons:
– Lower energy density compared to NMC
– Higher cost than traditional batteries
Related Video
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 delays in mass production | www.takomabattery.com |
| Lithium-ion Battery Manufacturer & Li-ion Cell Supplier – Sunpower New … | Hot-Selling Lithium Ion & Lifepo4 Cell Supply including 18650, 21700, 26700 Li-ion rechargeable batteries, and custom battery packs and BMS. | – High production capacity of 1,500,000 batteries per day. – Multiple certifications (UL, CB, SGS, BIS, etc.) ensuring quality and safety. | – Minimum order quantity (MOQ) of 2 pieces may be restrictive for some customers. – Lead time for delivery may vary based on order size. | www.sunpowernewenergy.com |
| 14.8V 4.2Ah 4s1p 21700 Lithium Battery – China Lithium Polymer Battery … | 14.8V 4.2Ah 4s1p 21700 Lithium Battery with high energy density and over 500 cycles of battery life. | – 30% higher capacity than lead acid batteries – Enhanced protection board available | – Minimum order quantity of 50 pcs – Limited to specific temperature ranges | www.fpbattery.com |
| China Reliable 18650 21700 26700 Battery Cell LFP Battery Wholesaler … | 18650 NCM Battery Cell and 26700 LFP Battery Cell from Shaanxi Tesson New Energy Co., Ltd. | – High energy density and longer-lasting power supply. – Scalable production capabilities. | – Higher cost compared to traditional batteries. – Requires specific charging circuits. | tesson-tech.com |
| Wholesale 21700 Lithium Battery Supplier from China | 21700 Lithium Battery with an outer diameter of 21mm and a height of 70.0mm, higher energy density than 18650 batteries. | – Higher energy density – Customizable for various applications | – Limited availability compared to 18650 – Potential compatibility issues with devices designed for 18650 | www.kesheebattery.com |
| China 18650 21700 Battery Manufacturers, Polymer Battery Suppliers … | 18650 and 21700 lithium-ion batteries, polymer batteries, and various battery types including Ni-Mh, LiFePo4, and lithium titanate. | – High quality and reliability – Fast shipping from Shenzhen or Hong Kong | – Limited specific technical details provided – Potentially higher cost for OEM/ODM services | www.geegoodbattery.com |
| Top 10 NMC 21700 Battery Cell Manufacturers in China | NMC 21700 battery cells from various manufacturers in China. | – High performance – Widely available | – Cost may vary – Quality can differ between manufacturers | keheng-battery.com |
| Acebeam USB-C Rechargeable 21700 | Battery Junction | Acebeam AB21CP50-USB 21700 5000mAh 3.6V Protected High-Drain 15A Lithium Ion (Li-ion) Button Top Battery with Built-In USB-C Charging Port | – Rechargeable via USB-C for convenience – Includes short circuit protection for battery health | – Slightly longer than average 21700 batteries – Compatibility may vary with some devices |
| Custom Lithium Ion Battery Manufacturers- Legend Battery | Custom lithium ion battery packs including 18650, 21700, and LiFePO4 batteries, designed for various applications. | – High-quality manufacturing with advanced technology – Wide range of applications and battery types | – Potential safety risks associated with lithium-ion batteries – Requires careful handling and packaging | legendbatteries.com |
| Top 10 LFP 21700 Battery Cell Manufacturers in China | Generic LFP 21700 battery cell | – Long cycle life – High thermal stability | – Lower energy density compared to NMC – Higher cost than traditional batteries | keheng-battery.com |
Frequently Asked Questions (FAQs)
What is a 21700 battery, and why is it popular?
A 21700 battery is a lithium-ion rechargeable 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 find reliable 21700 battery manufacturers in China?
To find reliable manufacturers, start by researching online directories, trade shows, and industry forums. Look for companies with good reviews, certifications, and a solid track record. Request samples and compare quality before making a decision.
What quality standards should I look for in 21700 batteries?
You should look for batteries that meet international quality standards such as ISO 9001 and IEC 62133. Additionally, check for certifications like CE, RoHS, and UN38.3, which ensure safety and compliance with regulations.
Can I customize 21700 batteries for my specific needs?
Yes, many manufacturers offer customization options for 21700 batteries. You can request specific capacities, discharge rates, and even branding. Be sure to communicate your requirements clearly to ensure the final product meets your expectations.
What is the typical lead time for ordering 21700 batteries from China?
The lead time can vary depending on the manufacturer and order size, but it typically ranges from 2 to 6 weeks. It’s best to discuss timelines upfront and factor in additional time for shipping and customs clearance.