21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE

21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE

  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
Summary
High-Power 21700 Li-ion Battery 4500mAh 3.7V by TWE offers exceptional energy density, low internal resistance, and stable discharge for reliable performance in low-speed vehicles, power tools, and outdoor energy systems. Certified with CE, RoHS, UN38.3, IEC62133, this durable, safe, and high-consistency battery ensures long cycle life (≥800 cycles) and wide operating temperature range, ideal for demanding industrial and consumer applications.More
Specifications
Nominal Voltage:
3.7V
Nominal Capacity:
4500mAh
Max Dimensions:
21.4*70.5mm
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
  • 21700 Li-ion Battery 4500mAh 3.7V High Power for Low-Speed Vehicles TWE
Product Advantages
-High safety
-Real capacity
-Low internal resistance
-Stable discharge voltage
-High consistency in capacity&voltage&resistance
-No fire, no explosion, no leakage
Applications
Bluetooth speaker, flashlight, solar light,intelligent door lock, gps tracker, parking device, medical device, POS machines, power tool, garden tool, sweeper, electric scooter, electric bike, outdoor power supply, etc
Bluetooth Speaker
Flashlight
Solar Light
Sweeper
Electric Scooter
Electric Bike
Certificates
Safety certificate: CE,CB, IEC62133, UL, PSE
Environmental certificate: ROHS, REACH
Quality management certificate: ISO9001, ISO14001, BSCI
Shipping certificate: UN38.3, MSDS, Air/Sea Transport Identification&Classification Report
CE certificate
RoHS certificate
IEC62133 certificate
UN38.3 certificate
ISO9001 certificate
Production Process
01 Materials Mixing
Fully automatic feeding system,High precision, fully enclosed
02 Coating
High precision constant temperature coating machine
03 Electrode Piece Rolling
Precision automatic roller machine
04 Electrode Piece Slitting
Automatic battery electrode piece continuous slitting machine
08 Injection
Fully automatic bell type liquid injection machine
07 Tab Welding&Beading
Automatic welding machine
06 Into Shell
05 Winding
Automatic winding machine
09 Automatic Laser Welding
10 Formation&Capacity Sorting
Needle bed type charging cabinet
11 Cycle Test
All cells will be 100% tested for 3 cycles.
12 OQC Test
100% full test on appreance, voltage, capacity, resistance, size, etc
Packing&Delivery
With 20 years experience in battery field, Topwell can arrange the battery ship by Sea / Air / Express.
We can provide you with all DG certification which allows you to ship these batteries,
such as?UN38.3 /MSDS /DG.?We can ship from Shenzhen,Shanghai,HK...
Packing
lithium polymer batteries, li-ion batteries, lithium iron phosphate batteries, lithium thionyl chloride batteries, home energy storage batteries, portable outdoor power supplies
Contact Supplier
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