Are you in the market for high-quality 21700 batteries and wondering where to find the best manufacturers in China? With the growing demand for these powerful energy sources, choosing the right factory can make all the difference in your product’s performance and reliability. By comparing the top wholesale factories, you can ensure you’re getting the best value, quality, and service. Imagine the peace of mind that comes with knowing you’ve partnered with the best in the business. Dive into our comprehensive guide to discover the leading 21700 battery factories and make an informed choice for your needs!

21700 Battery Wholesale | 21700 Battery Cells | 21700 Cells Bulk – LEGEND

Product Details: 21700 lithium-ion rechargeable battery cell with a diameter of 21mm and a height of 70mm, offering higher capacity and better power output compared to 18650 batteries.

Technical Parameters:
– Capacity: 4000mAh – 6000mAh
– Discharge Current: Up to 45A

Application Scenarios:
– Electric vehicles
– Portable electronics

Pros:
– Higher energy density
– Long cycle life

Cons:
– Larger size compared to 18650 batteries
– Potentially higher cost

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:
– Higher energy density than 18650
– Cylindrical design with 21mm diameter and 70mm height

Application Scenarios:
– Powering flashlights
– Used in electronic cigarette accessories

Pros:
– Higher energy density
– Customizable for various applications

Cons:
– Limited availability compared to 18650
– Potential compatibility issues with devices designed for other battery sizes

Wholesale Battery 21700 Manufacturer and Supplier, Factory Pricelist …

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
– Long cycle life

Cons:
– Requires proper charging management
– Can be sensitive to temperature variations

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 voltage

Application Scenarios:
– Electric bikes
– Power tools

Pros:
– High capacity
– Customizable options

Cons:
– Limited specific technical details
– Potential availability issues

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:
– Wide range of applications
– High-quality manufacturing standards

Cons:
– Potential safety risks with lithium-ion technology
– Requires careful handling and packaging

Wholesale Li-ion Batteries | Liion Wholesale – Tagged “21700” – Liion …

Product Details: Liion Wholesale Batteries offer a variety of lithium-ion batteries suitable for various applications, including vaping, electric vehicles, and other electronic devices.

Technical Parameters:
– Battery Voltage: 3.6V/3.7V (Li-ion)
– Battery Capacity: Up to 10000mAh

Application Scenarios:
– Vaping devices
– Electric vehicles

Pros:
– Wide selection of brands and capacities
– Fast shipping and reliable customer service

Cons:
– Limited information on specific battery models
– Potential for stock shortages on popular items

Nitecore NL2160HP 21700 Protected Li-ion Battery – Battery Junction

Product Details: Nitecore NL2160HP 21700 6000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery

Technical Parameters:
– Capacity: 6000mAh
– Max Discharge Current: 20A

Application Scenarios:
– Compatible with high-drain devices like flashlights
– Ideal for long runtimes in portable electronics

Pros:
– 20% more capacity than conventional models
– Built-in protective circuit for safety

Cons:
– Not compatible with all 21700 devices
– Requires specific chargers for optimal performance

NSB-001 1S2P 3.6V 8800mAh 2A 21700 Battery with Wires and Connector

Product Details: Liion Wholesale NSB-001 3.6V 2A 8800mAh Battery Pack

Technical Parameters:
– Max Continuous Discharge Current: 2A
– Typical Capacity: 8800 mAh
– Connector: PH2.0-2P with 110mm wire (compatible with JST PHR-2)
– Dimensions: 22mm x 45mm x 75mm
– Weight: 140g (~4.9oz)
– Discharge cut-off voltage: 2.5V (approximate)
– Voltage: 3.6V
– Full Charge Voltage: 4.2V
– Origin: China
– Cell Certifications: UN38.3 test report, IEC62133, CB Scheme, UL1642
– Battery Assembly Certifications: UN38.3

Application Scenarios:
– Powering electronic devices
– Use in battery packs

Pros:
– High capacity of 8800 mAh
– Multiple certifications for safety

Cons:
– Risk of explosion or fire if mishandled
– Requires careful storage and usage

Bulk 21700 Batteries Wholesaler | High Quality & Safe – XTAR

Product Details: XTAR 21700 rechargeable cylindrical batteries with a capacity of 6000mAh, designed for high-demand applications.

Technical Parameters:
– Dimensions: 21mm x 70mm
– Max Capacity: 6000mAh

Application Scenarios:
– Medical equipment
– LED flashlights

Pros:
– High energy density and reliability
– Certified for safety with built-in protection circuits

Cons:
– Limited information on specific discharge rates
– Generic placeholders for additional cons

Choose Best 21700 Battery Manufacturer for Wholesale

Product Details: 21700 lithium-ion battery cells, cylindrical shape, 21mm diameter, 70mm length.

Technical Parameters:
– Nominal Voltage: 3.6V to 3.7V
– Capacity: 4000mAh to 5000mAh
– Discharge Rate: Up to 30A or more

Application Scenarios:
– Electric Vehicles (EVs)
– Power Tools
– Consumer Electronics

Pros:
– Higher energy density compared to older models
– Improved thermal management
– Longer lifespan with proper care

Cons:
– Requires specific charging equipment
– Potential safety risks if not managed properly

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Comparison Table

Company	Product Details	Pros	Cons	Website
21700 Battery Wholesale	21700 Battery Cells	21700 Cells Bulk – LEGEND	21700 lithium-ion rechargeable battery cell with a diameter of 21mm and a height of 70mm, offering higher capacity and better power output compared to…	– Higher energy density – Long cycle life
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 other battery sizes	www.kesheebattery.com
Wholesale Battery 21700 Manufacturer and Supplier, Factory Pricelist …	Battery 21700 – High-quality lithium batteries suitable for various applications.	– High energy density – Long cycle life	– Requires proper charging management – Can be sensitive to temperature variations	www.xuanlibatteries.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 – Customizable options	– Limited specific technical details – Potential availability issues	www.liion-battery.com
Custom Lithium Ion Battery Manufacturers- Legend Battery	Custom lithium ion battery packs including 18650, 21700, and LiFePO4 batteries, designed for various applications.	– Wide range of applications – High-quality manufacturing standards	– Potential safety risks with lithium-ion technology – Requires careful handling and packaging	legendbatteries.com
Wholesale Li-ion Batteries	Liion Wholesale – Tagged “21700” – Liion …	Liion Wholesale Batteries offer a variety of lithium-ion batteries suitable for various applications, including vaping, electric vehicles, and other e…	– Wide selection of brands and capacities – Fast shipping and reliable customer service	– Limited information on specific battery models – Potential for stock shortages on popular items
Nitecore NL2160HP 21700 Protected Li-ion Battery – Battery Junction	Nitecore NL2160HP 21700 6000mAh 3.6V Protected Lithium Ion (Li-ion) Button Top Battery	– 20% more capacity than conventional models – Built-in protective circuit for safety	– Not compatible with all 21700 devices – Requires specific chargers for optimal performance	www.batteryjunction.com
NSB-001 1S2P 3.6V 8800mAh 2A 21700 Battery with Wires and Connector	Liion Wholesale NSB-001 3.6V 2A 8800mAh Battery Pack	– High capacity of 8800 mAh – Multiple certifications for safety	– Risk of explosion or fire if mishandled – Requires careful storage and usage	liionwholesale.com
Bulk 21700 Batteries Wholesaler	High Quality & Safe – XTAR	XTAR 21700 rechargeable cylindrical batteries with a capacity of 6000mAh, designed for high-demand applications.	– High energy density and reliability – Certified for safety with built-in protection circuits	– Limited information on specific discharge rates – Generic placeholders for additional cons
Choose Best 21700 Battery Manufacturer for Wholesale	21700 lithium-ion battery cells, cylindrical shape, 21mm diameter, 70mm length.	– Higher energy density compared to older models – Improved thermal management – Longer lifespan with proper care	– Requires specific charging equipment – Potential safety risks if not managed properly	www.redway-tech.com

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 length. 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 can I find reliable 21700 battery wholesale factories in China?

You can find reliable factories by researching online directories, attending trade shows, or using platforms like Alibaba. Look for factories with good reviews, certifications, and a history of exporting. It’s also helpful to request samples before making large orders.

What certifications should I look for in a 21700 battery manufacturer?

When choosing a manufacturer, look for certifications like ISO 9001 for quality management, CE for safety standards in Europe, and UL for safety in the U.S. These certifications ensure that the batteries meet international safety and quality standards.

What is the typical lead time for orders from Chinese factories?

The lead time can vary depending on the factory and order size, but it typically ranges from 2 to 6 weeks. It’s important to communicate your timeline with the manufacturer and confirm their ability to meet your deadlines.

Are there minimum order quantities (MOQs) for 21700 batteries?

Yes, most factories have minimum order quantities, which can range from a few hundred to several thousand units. MOQs help manufacturers manage production costs, so it’s essential to discuss this with the factory before placing an order.