Are you curious about what powers your favorite devices? The 21700 battery has become a game-changer in the world of energy storage, and understanding the top factories in China is essential for anyone looking to make informed choices. With so many options available, knowing which manufacturers stand out can save you time and money while ensuring quality and performance. Imagine having the confidence to choose the best batteries for your needs! Dive into our comprehensive comparison of the leading 21700 battery factories in China and discover the best options for your projects. Let’s explore together!

Top 10 21700 battery manufacturers in China

Product Details: 21700 lithium-ion batteries from various manufacturers 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 competition among manufacturers
– Dependence on R&D and manufacturing experience

Top 10 21700 battery companies in the world – Tycorun Batteries

Product Details: 21700 lithium-ion battery cells from various manufacturers.

Technical Parameters:
– Diameter: 21mm, Length: 70mm
– Capacity: Ranges from 4600mAh to 6000mAh

Application Scenarios:
– Electric vehicles
– Consumer electronics

Pros:
– High energy density
– Wide range of applications

Cons:
– Limited consumer use for some brands
– Potential safety hazards if misused

Top 10 LFP 21700 Battery Cell Manufacturers in China

Product Details: LFP 21700 battery cells based on Lithium Iron Phosphate (LiFePO4) chemistry, measuring 21mm in diameter and 70mm in length.

Technical Parameters:
– High energy density
– Long cycle life
– Enhanced safety features
– Cost-effective due to abundant materials

Application Scenarios:
– Electric vehicles (EVs)
– Energy storage systems
– Portable electronics
– Grid storage solutions

Pros:
– Inherently safer than other lithium-ion chemistries
– Longer lifespan and durability
– Environmentally friendly materials
– Cost-effective production

Cons:
– Lower energy density compared to some other lithium-ion batteries
– Potentially higher initial costs for advanced features

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

CHAM Battery releases the world’s first quasi-solid-state 21700 …

Product Details: CHAM Battery’s quasi-solid-state 21700 cylindrical battery with high safety and energy density.

Technical Parameters:
– Capacity: up to 6000mAh
– Energy Density: 320Wh/kg
– Cycle Life: 1500 weeks
– Thermal Decomposition Temperature: increased from 206.5°C to 225.1°C

Application Scenarios:
– Smart homes
– Green mobility

Pros:
– High energy density with a 30% increase over previous models
– Significantly improved safety performance

Cons:
– Limited availability in the market
– Potentially higher production costs

What are 21700 Batteries? – Sunpower New Energy

Product Details: 21700 batteries are rechargeable lithium-ion batteries measuring 21 mm in diameter and 70 mm in length, offering increased energy capacity compared to 18650 batteries.

Technical Parameters:
– Capacity: Up to 5,000 milliamp hours
– Size: 21 mm diameter, 70 mm length

Application Scenarios:
– Electric cars
– High-intensity flashlights

Pros:
– Higher energy capacity than 18650 batteries
– Longer run times without significant size increase

Cons:
– Requires specific chargers with larger bays
– Not compatible with all devices designed for 18650 batteries

The battery is like a living entity, we produce them with … – EVE

Product Details: EVE offers a range of lithium batteries including primary lithium batteries, consumer Li-ion batteries, cylindrical cells, prismatic LFP cells, prismatic NCM cells, pouch NCM cells, and EV cylindrical cells.

Technical Parameters:
– High energy density
– Long cycle life

Application Scenarios:
– Consumer electronics
– Electric vehicles

Pros:
– Reliable performance
– Wide range of applications

Cons:
– Potential safety risks if not handled properly
– Environmental concerns regarding disposal

What is the Differences between 21700 Battery Cell and 26650 Battery Cell

Product Details: 21700 and 26650 cylindrical lithium battery cells

Technical Parameters:
– 21700: 21 mm diameter, 70 mm length, 4,000 to 5,000 mAh capacity, 69 grams weigh…
– 26650: 26 mm diameter, 65 mm length, up to 5,000 mAh capacity, 90 grams weight,…

Application Scenarios:
– 21700: electric vehicles, power tools, high-power demand devices
– 26650: flashlights, devices requiring long battery life and large capacity

Pros:
– 21700: more compact, lighter, superior discharge performance
– 26650: greater capacity, longer battery life

Cons:
– 21700: potentially higher cost, lower capacity in some cases
– 26650: larger size, heavier, lower discharge rate

China brand lishen LR2170SF 21700 3.7v 4500mAh lithium battery cell – Vodno

Product Details: China brand lishen LR2170SF 21700 3.7v 4500mAh lithium battery cell

Technical Parameters:
– Model: Lishen LR2170SF
– Nominal capacity: 4500 mAh, Nominal voltage: 3.6 V, Max. continuous discharge cu…

Application Scenarios:
– Electric bicycles
– Energy storage systems

Pros:
– Higher energy capacity compared to 18650 batteries
– Cost reductions and lower system weight

Cons:
– Increased weight and cost of individual cells
– Requires careful handling and storage

Top 10 LFP Battery Cell Manufacturers in China

Product Details: Keheng LFP batteries enhance efficiency, safety, and durability for renewable energy integration.

Technical Parameters:
– High energy density
– Top-notch safety profile

Application Scenarios:
– E-Bike
– Energy Storage

Pros:
– Advanced durability with longer life cycles
– Customizable solutions for specific requirements

Cons:
– Potentially higher cost compared to conventional batteries
– Limited availability in some regions

Related Video

Comparison Table

Company	Product Details	Pros	Cons	Website
Top 10 21700 battery manufacturers in China	21700 lithium-ion batteries from various manufacturers in China.	– High specific energy – Cost-effective production transition from 18650 to 21700	– Market competition among manufacturers – Dependence on R&D and manufacturing experience	www.takomabattery.com
Top 10 21700 battery companies in the world – Tycorun Batteries	21700 lithium-ion battery cells from various manufacturers.	– High energy density – Wide range of applications	– Limited consumer use for some brands – Potential safety hazards if misused	www.tycorun.com
Top 10 LFP 21700 Battery Cell Manufacturers in China	LFP 21700 battery cells based on Lithium Iron Phosphate (LiFePO4) chemistry, measuring 21mm in diameter and 70mm in length.	– Inherently safer than other lithium-ion chemistries – Longer lifespan and durability – Environmentally friendly materials – Cost-effective productio…	– Lower energy density compared to some other lithium-ion batteries – Potentially higher initial costs for advanced features	keheng-battery.com
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
CHAM Battery releases the world’s first quasi-solid-state 21700 …	CHAM Battery’s quasi-solid-state 21700 cylindrical battery with high safety and energy density.	– High energy density with a 30% increase over previous models – Significantly improved safety performance	– Limited availability in the market – Potentially higher production costs	www.cham.com.cn
What are 21700 Batteries? – Sunpower New Energy	21700 batteries are rechargeable lithium-ion batteries measuring 21 mm in diameter and 70 mm in length, offering increased energy capacity compared to…	– Higher energy capacity than 18650 batteries – Longer run times without significant size increase	– Requires specific chargers with larger bays – Not compatible with all devices designed for 18650 batteries	www.sunpowernewenergy.com
The battery is like a living entity, we produce them with … – EVE	EVE offers a range of lithium batteries including primary lithium batteries, consumer Li-ion batteries, cylindrical cells, prismatic LFP cells, prisma…	– Reliable performance – Wide range of applications	– Potential safety risks if not handled properly – Environmental concerns regarding disposal	www.evebattery.com
What is the Differences between 21700 Battery Cell and 26650 Battery Cell	21700 and 26650 cylindrical lithium battery cells	– 21700: more compact, lighter, superior discharge performance – 26650: greater capacity, longer battery life	– 21700: potentially higher cost, lower capacity in some cases – 26650: larger size, heavier, lower discharge rate	www.sunpowernewenergy.com
China brand lishen LR2170SF 21700 3.7v 4500mAh lithium battery cell – Vodno	China brand lishen LR2170SF 21700 3.7v 4500mAh lithium battery cell	– Higher energy capacity compared to 18650 batteries – Cost reductions and lower system weight	– Increased weight and cost of individual cells – Requires careful handling and storage	www.vodnobattery.com
Top 10 LFP Battery Cell Manufacturers in China	Keheng LFP batteries enhance efficiency, safety, and durability for renewable energy integration.	– Advanced durability with longer life cycles – Customizable solutions for specific requirements	– Potentially higher cost compared to conventional batteries – Limited availability in some regions	keheng-battery.com

Frequently Asked Questions (FAQs)

What is a 21700 battery?

A 21700 battery is a cylindrical lithium-ion battery that measures 21mm in diameter and 70mm in height. It’s known for its high energy density and capacity, making it popular in electric vehicles, power tools, and various consumer electronics.

Why are 21700 batteries popular in China?

China is a leading manufacturer of 21700 batteries due to its advanced technology, large-scale production capabilities, and cost efficiency. These batteries are favored for their performance and versatility, which aligns with the growing demand for electric vehicles and renewable energy storage solutions.

What companies manufacture 21700 batteries in China?

Several prominent companies in China produce 21700 batteries, including CATL, BYD, and LG Chem. These manufacturers are known for their innovation and commitment to quality, supplying batteries for various applications worldwide.

How do I choose a reliable 21700 battery factory in China?

When selecting a factory, consider factors like production capacity, quality certifications, and customer reviews. It’s also helpful to visit the factory if possible or request samples to assess the battery’s performance and reliability.

What are the environmental regulations for battery manufacturing in China?

China has implemented strict environmental regulations for battery manufacturing to reduce pollution and promote sustainability. Factories must comply with waste management, emissions standards, and recycling initiatives to minimize their environmental impact.