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Shenzhen Henrid Technology co. LTD

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China INR21700-4000 3.6V 4000mAh Lithium Ion Battery Cell Rechargeable
China INR21700-4000 3.6V 4000mAh Lithium Ion Battery Cell Rechargeable

  1. China INR21700-4000 3.6V 4000mAh Lithium Ion Battery Cell Rechargeable
  2. China INR21700-4000 3.6V 4000mAh Lithium Ion Battery Cell Rechargeable

INR21700-4000 3.6V 4000mAh Lithium Ion Battery Cell Rechargeable

  1. MOQ: 3000
  2. Price: Negotiable
  3. Get Latest Price
Cathode Materials LiNiMnCoO2
Weight 69g
Typical Capacity 4000mAh
Battery Size 21700
Nominal Voltage 3.6V
Cycle Life 500 cycles
Model Number 21700
Place of Origin Jiangsu, China
Brand Name SunPower

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  1. Product Details
  2. Company Details

Product Specification

Cathode Materials LiNiMnCoO2 Weight 69g
Typical Capacity 4000mAh Battery Size 21700
Nominal Voltage 3.6V Cycle Life 500 cycles
Model Number 21700 Place of Origin Jiangsu, China
Brand Name SunPower
High Light INR21700-4000 ,Lithium Ion Battery Cell Rechargeable ,4000mAh Li Ion Battery Cell

The INR21700-4000 Lithium-ion Battery Cell

Cell Model: INR21700-4000
Nominal Voltage: 3.6V Typical Capacity: 4000mAh Weight: 0.069kg
Energy: 14.4Wh Cell Chemistry: NCM (LiNiMnCoO₂) Cycle Life: 300–500 cycles
The INR21700-4000 is a high-performance rechargeable lithium-ion battery cell designed for demanding applications requiring both high capacity and high current output. With a typical capacity of 4000mAh and continuous discharge current up to 50A, it delivers reliable power for electric bikes, power tools, energy storage systems, and high-drain devices. Its stable chemistry and low internal resistance ensure consistent performance, while the cell's robust design supports safe operation across a wide temperature range from -20°C to 75°C.

FEATURES AT A GLANCE
  • High Discharge Power – Supports 50A continuous and 80A pulse discharge for power-hungry devices like e-bikes, scooters, and power tools
  • Long-Lasting Energy – 4000mAh capacity delivers extended runtime, reducing the need for frequent charging or replacements
  • Reliable in Any Environment – Performs steadily in temperatures from -20°C to 75°C, perfect for outdoor or industrial use
  • Safe and Stable Chemistry – Built with NCM (LiNiMnCoO₂) for excellent thermal stability; rigorously tested for overcharge, short circuit, crush, and heat
  • Quality You Can Trust – Manufactured in a certified factory with strict consistency control for professional pack builders and OEMs
  • Versatile Applications – Suitable for e-bikes, power tools, drones, flashlights, vacuum cleaners, and home energy storage systems

Power Tools

Power Tools

Energy Storage Systems

SALES AND SERVICE NETWORK
Successful Project

E-bike

Electric power tool

UAV

SIMILAR PRODUCTS
FAQ

Q1: What certifications do you offer?
A1: We offer the following certifications: UN38.3, MSDS, RoHS , UL , BIS ,SNI

Q2: What devices is this battery suitable for?
A2: It is ideal for e-bikes, power tools, energy storage systems, drones, vacuum cleaners, and high-drain flashlights.

Q3: Can I use this cell for high current applications?
A3:Yes. It supports up to 50A continuous discharge and 80A pulse discharge (2 seconds), making it perfect for high-power devices.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2010

  • Total Annual:

    5000000-10000000

  • Employee Number:

    50~100

  • Ecer Certification:

    Verified Supplier

Henrid Technology Development Limited , established in 2010 in China. Professional Custom Lithium Battery Pack Manufacturer Based in Huizhou, Guangdong, China. We source Grade-A cells from top global cell brands and provide two cooperation options:  ▪ Bulk supply of qualified bare lithium cel... Henrid Technology Development Limited , established in 2010 in China. Professional Custom Lithium Battery Pack Manufacturer Based in Huizhou, Guangdong, China. We source Grade-A cells from top global cell brands and provide two cooperation options:  ▪ Bulk supply of qualified bare lithium cel...

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Get in touch with us

  • Reach Us
  • Shenzhen Henrid Technology co. LTD
  • Room 1650, Pingshan Investment Building No.4044, Pingshan Boulevard, Pingshan District, Shenzhen, China PC: 518122
  • https://www.henridbattery.com/

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