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Li-ion 18500 Rechargeable Cell: 3.7V 1400mAh (5.18Wh) - UL listed/UN38.3 Passed (0.42)

Your Price: $4.95
In Stock

Product ID # 1335
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Quantity Discounts

5 to 20$4.80
21 to 50$4.70
51 to 100$4.60
101 or more$4.46
  • 3.7V 18500 size Cylindrical Li-Ion Cell --- UL listed
  • Lighter weight and higher energy density than any other rechargeable cell
  • 18500 cell is a little shorter than the 18650 cell, and it is perfect for building compact sized packs and high capacity packs for RC aircraft, RC cars, or camera battery.
Nominal Voltage    Average 3.7 V
Nominal Capacity                   1400 mAh, 
Max.Charging current  1.4A Max.
Max. Discharging current  2.6 A max.(1.87c)
Dimensions  Diameter 18.3 mm (Max 18.4),   Height: 50.0 mm (Max 50.3) or 0.71"Dx1.97"H
Weight  34 g (1.2 oz)
Internal Impedance  Internal Impedance: less or equal to 90 micro-ohm (with PTC)
Cycle Performance  80% of initial capacity at 300 cycles
Detail Data Sheet Please download the product specifications 
LC-18500 product drawing



  • Li-Ion Batteries may explode if charged or discharged improperly.
  • You must possess knowledge of electronic and understand hot to handle Li-ion battery. 
  • We reserve the right not to sell and void the warranty it you don't meet the above statement.
  • You must use a protection IC (PCB) to keep battery from overcharge and over discharge
  • Never solder directly onto the Li-ion battery as overheat might cause battery to explode. If you are making a pack or need to solder batteries together, you need to get battery with tabs on it. You will solder to tabs instead directly onto the battery.
  • Please read more safety warning about Li-ion battery
Related Product
  • For DIY, you may add tabs as an option at a little extra cost
  • You may choose our smart charger to charge single 18500 cells
  • If you DIY by yourself, you MUST install Our PCB or your own PCB with the following feature:
    • 4.2V/cell over-charge protection
    • 2.5V/cell over-discharge protection
    • Max current over-drain protection
    • Short circuit protection.  
  • Batteryspace.com won't liable for any mis-use due to any other brand of PCB applied 
  • If you don't know how to make Li-Ion pack, please don't DIY, click here to choose a pre-wired Li-Ion pack module from 3.7V-37V


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