3.6V 2250mAh Panasonic CGR18650CG Cell

Panasonic CGR18650CG Cell

The Panasonic CGR18650CG Cell comes up with a nominal capacity of 2250mAh, the voltage of 3.6V . The Panasonic CGR18650CG Cell is a lithium-ion cell intended for use in 18650 battery packs. It can power a wide range of devices including a shaver/trimmer, electric sprayer, or fiber optic tester.

This is an absolutely excellent cell for anyone seeking high performance 18650 cells.

HIGHLIGHTS OF Panasonic CGR18650CG Cell

Max. Capacity: 2250mAh
Max. Constant Charge Current: 3.10A
Standard Discharge Current: 430mA
Max. Continous discharge current: 10A
Peak Discharge theoretic: 17.5A
Volumetric Energy Density: 469Wh/L
Gravimetric Energy Density:182Wh/kg
Standard Charge Time: 2.5hrs.
Cycle Life: 500 cycles

Application: It can power a wide range of devices including lab automation equipment, an electric nut runner, or cordless phone.


There shall be no such defects as deep scratch, crack, rust, discoloration or leakage, which may adversely affect the commercial value of the cell.
Diameter : 18.29 ± 0.11 mm

Diameter is defined as the largest data value measured on the “A” area of a cylindrical cell.
Height : ≤ 65.15 mm

Nominal Specification of Panasonic CGR18650CG

Name Panasonic CGR18650CG
SIZE Weight 45.00 g
Diameter Max. 18.50 mm
Height Max. 65.15 mm
VOLTAGE Max. Charge Voltage 4.20 V
Nominal Voltage 3.65 V
End Discharge Voltage 3.00 V
CAPACITY Max. Capacity 2250.00 mAh
CURRENT Max. Constant Charge Current 3.10 A
Charge constant standard 1.55 A
Discharge Standard 430 mA
Max. Continous Discharge Current 10.00 A
Peak Discharge Theoretic, 4 sec 17.5 A
C-rate( charge max.) 1.38 C
C-rate( discharge max.) 4.44 C
POWER Watts(charge, max.) 11.315 W
Watts(discharge, max.) 36.5 W
ENERGY Energy, max. 8.21 Wh
Density volumetric theoretic 469 Wh/L
Density gravimetric theoretic 182.00 Wh/kg
E-rate(charge, max.) 1.38 E
E-rate(discharge, max.) 4.45 E
CHEMISTRY Chemical abbreviation NMC
Cathode LiNiMnCoO2
Anode carbon
Remark PSS, LiNiO2 with Co, Mn doping
TIME Standard charge 2.5 hours
Rapid charge 2 hours
TEMPERATURE Storage (less than 1 month) -20 – 50 °C
Storage (less than 3 month) -20 – 40 °C
Storage (less than 1 year) -20 – 20 °C
Temp charge, min 0.00 °C
Temp charge, max 45.00 °C
Temp discharge, min -20.00 °C
Temp discharge, max 60.00 °C
ADDITIONAL Internal impedance 35 mΩ
Cycle life rated std. min. 500 cycles

-Relative Curves-


1). Do not disassemble, dispose of in fire, heat or short circuit.
2).Do not insert batteries with the(+)and(-)reversed.
3). Do not mix fresh batteries with used batteries.
4).Do not submerge the battery in water

Want More Details: Download our battery design ebook.Lithium Battery Design Design Ebook Download(2M, 20 pages, PDF)

How to Custom 18650 Battery Pack

We have the unique ability to develop custom 18650 battery pack to fit your needs. Our expert team of chemists, engineers, and manufacturers who use proven chemistry and production methods that will get from spec to production fast. Slim, flexible, more powerful.


  • Custom Voltage Range: 3V ~ 120V
  • Custom Discharge Current: 0.2C ~ 120C (0.01A-1000A)

  • Custom BMS: Size, Features, Communication, Cut-off, Temperature
  • Custom Battery Size: Starting 0.5mm Thickness
  • Battery Temperature from -40°C–85°C
  • Custom Connector: JST/Molex/Hirose/Anderson/TE/Amphenol  Etc


  • Custom 18650 Battery Pack, MOQ 100 pcs
  • Custom Samples as fast as 3 Days
  • Strict Quality Control, No Safety Concerns Ever
  • Instant Customer Support, Solve Any Problem in Time.
custom lithium battery packs collection

custom lithium battery packs collection


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