Molicel INR21700 P42A 4200mAh (11c) Lithium-Ion Battery

  1. Manufacturer Rated Capacity: 4200mAh
  2. Manufacturer Rated Standard Discharge Capacity: 4200mAh (Minimum)
  3. Manufacturer Rated Max Discharge Current: 35A
  4. Nominal Voltage: 3.6V
  5. Peak Voltage: 4.2V
  6. Cost-Effective
  7. High power density
  8. Easy maintenance


169 in stock

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SKU: 1230835 Categories: ,

As technology grows to focus more on speed, mobility, and big data, the value of sturdy and portable energy is unwaveringly on the rise. The noticeable buzz in the battery manufacturing industry is lithium-ion technology. Presently, lithium-ion batteries are the popular source of energy in numerous daily use products such as cell phones, laptops, power tools and even automobiles. These rechargeable lithium-ion batteries are rapidly getting accepted as an energy option for small and large cleaning devices due to their numerous benefits. The five principal advantages of a li-ion battery include longevity, loading speed, and enhanced safety, ease of charging and easy maintenance.

The adoption of lithium-ion batteries has risen significantly in the present times. This is because Li-ion batteries endure for a long time, hold a high power frequency and are affordable to manufacture. Lithium-ion battery advantages include its rechargeable and highly portable nature. This is the reason why they get frequently employed for electric vehicles. However, just like every other technology, lithium-ion batteries have their share of advantages and disadvantages.

A lithium-ion battery or Li-ion battery is a type of rechargeable battery composed of cells in which lithium ions move from the negative electrode through an electrolyte to the positive electrode during discharge and back when charging, Li-ion batteries are able to be recharged hundreds of times and are more stable, They tend to have a higher energy density, voltage capacity and lower self-discharge rate than other rechargeable batteries, This makes for better power efficiency as a single cell has longer charge retention than other battery types Use a two to three year life expectancy for batteries that do not run through complete charge cycles. Rechargeable Lithium-Ion batteries have a limited life and will gradually lose their capacity to hold a charge. This loss of capacity (aging) is irreversible, The minimum lifespan most manufacturers expect from lithium-ion batteries is around 5 years or at least 2,000 charging cycles. But, if well cared for and used in proper conditions, lithium-ion batteries can last as long as 3,000 cycles.


  1. Cost-Effective
  2. High power density
  3. Easy maintenance
  4. Continuous voltage
  5. Variety of models available
  6. Protected: NO
  7. Style: Flat Top
  8. Color: Gray
  9. Origin: Taiwan
  10. Higher Battery Life
  11. Do not use in higher temperatures


  1. Size: 21700
  2. Approximate Diameter: 18.6 mm (Max)
  3. Approximate Length: 65.2 mm (Max)
  4. Brand: E-One Moli Energy Corp. (Molicel) & New Power Energy (NPE)
  5. Manufacturer Rated Capacity: 4200mAh
  6. Manufacturer Rated Standard Discharge Capacity: 4200mAh (Minimum)
  7. Manufacturer Rated Max Discharge Current: 35A
  8. Nominal Voltage: 3.6V
  9. Peak Voltage: 4.2V
Weight 0.500 g
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