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Li-Ion 18500 Battery: 3.7V 1400mAh (5.18 Wh, 2A rate) battery - UN38.3 Passed

Your Price: $19.95
In Stock

Product ID # 2726
Part Number:

Lead time is 5 business days!

Quantity Discounts

5 to 20$19.35
21 to 50$18.95
51 to 100$18.55
101 or more$17.95


Voltage       3.7V (working)   4.2V ( peak)  2.5V ( cut-off)
Capacity       1400 mAh, 1.4 Ah, 5.18 Wh
Prewired       Charge/Discharge Terminals: 4" 20AWG open end wires
  • 1x PCB-S1A2B (2.0A limit)installed with the  battery pack and protects the battery from
    • Overcharge       (>4.2V)
    • Overdischarge   (<2.5 V)
    • Over drain        (>2.0 Amp)
    • Short circuits
  • No Polyswitch
Max. Discharging Rate        2.0Amp limited by PCB
Dimensions(DxH)        19mm (0.75") ( Dia) x 50mm (2.0") (height)
Weight        36.8 g  ( 1.3Oz ) 


  • Perfect for memory buck-up, external battery bank for MP3
  • Building battery pack for higher voltage or higher capacity w/o extra PCB.
  • You may connect two 3.7V 1400 mAh pack in either series or parallel connection for making a higher voltage or higher capacity pack.


  • Li-Ion battery may explode if misused.  We are not responsible for any damages or losses caused by misuse (including but not limited to: improperly charging/discharging, any changes of this battery pack, misassembling batterypacks).
  • Always charge battery with attention.  Battery pack should be placed in a fireproof place to avoid any accidents.
  • Please check battery polarity before connect to device
  • For safety warning please see the link here
  • California residents: Warning: Cancer and Reproductive Harm - See Prop 65 Warnings

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