Tenergy Li-Ion 18650 Cylindrical 3.7V 2600mAh Flat Top Rechargeable Battery w/ PCB

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Sale Price: $7.99
Item Number: 30006





Quantity Discounts

QuantityAmount
5 to 10$7.67
11 to 20$7.59
21 to 59$7.51
60 to 99$7.43
100 or more$7.35

Note: If using for Flashlights that uses 2 Cylindrical 18650 Li-Ion Cells, see our Button Top versions for better compatibility:

Features and Benefits

  • Unique and New! With PCB protection!
  • Li-Ion 18650 cylindrical rechargeable batteries with Internal Voltage protection PCB!
  • Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V.
  • Unique PCB design and patent pending.
  • 3.7V 2600mAh high capacity
  • Higher energy density and lower weight than other rechargeable batteries
  • Manufactured under ISO9001-2000 to assure quality
  • Battery tested based on International Electrotechnical Commission (IEC) standard to ensure capacity, quality and life time   

Applications

  • Lighting or other device that needs 3.7V power
  • Building portable power device needing high energy density and low weight

Warning

  • CAUTION: when working with Li-ion cells, they are very sensitive to charging characteristics and may explode if mis-handled.
  • User should have enough knowledge on Li-Ion rechargeable batteries in charging, discharging, and assembly before use.
  • Put the batteries in fire-proof container
  • Do not put batteries on wood surface or carpet when charging
  • The battery is/are not suitable for e-cig mod.
  • Never leave battery un-attended when charging
  • We are not responsible for damage of any modification of the batteries in form, shape or made into packs
  • We are not responsible for any damage caused by misuse or mishandling of these Li-Ion batteries

Product Specifications

  • Capacity* Nominal  2600 mAh, Minimum 2450 mAh
  • Internal PCB protection prevents under-voltage at 2.5V and over-voltage at 4.25V.  UNIQUE INTERNAL PCB!
  • Dimensions (Max):
      Diameter 18.7 mm
      Height 68 mm 
  • Weight (Typical) Approx. 50 g
  • Nominal Voltage: Average 3.7V
  • Cut-off Voltage: 3.0V
  • Internal Impedance: less or equal to 150  milliohm (with PTC)
  • Cycle Performance: 90% of initial capacity at 400 cycles
  • Cycle life: > 500 cycles
  • Charge: Current = 0.5C mA Voltage = 4.2 V End Current = 0.01 mA
  • Discharge: Current = 0.5C mA End Voltage = 3.0V
  • Max. Charging current: 1.5C ma
  • Max. Discharging current 1.5C ma (for continuous discharge) 

Internal PCB Specifications:

Parameter Minimum Typical Maximum Unit
Operation Voltage 1.5   10 V
Excess Charge Detection Voltage 4.2 4.25 4.3 V
Excess Charge Release Voltage 4 4.05 4.1 V
Excess Charge Delay Time 61 77 93 mS
Excess Discharge Detection Voltage 2.437 2.5 2.563 V
Excess Discharge Delay Time 7 10 13 mS
Excess Current Detection Voltage 0.17 0.2 0.23 V
Excess Current Delay Time 9 13 17 mS
Short Circuit Protection Voltage VDD-1.2 VDD-0.9 VDD-0.6 V
Short Circuit Protection Delay Time   5 50 uS
Consuming Current   3 6 uA
Standby Current   0.3 0.6 uA
Circuit Impedance   60 70 m-Ohm

Download product data sheet here.

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Product Reviews

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monk1 (Unknown) 1/13/2008 10:04 AM