- 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
INR21700-4000 3.6V 4000mAh Lithium Ion Battery Cell Rechargeable
Price:
Negotiable
MOQ:
3000
Delivery Time:
Negotiable
Brand:
SunPower
Product Description
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
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.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Henrid Technology co. LTD
Location
Room 1650, Pingshan Investment Building No.4044, Pingshan Boulevard, Pingshan District, Shenzhen, China PC: 518122
Contact Person
Cheng