48V 20AH Rechargeable 18650 Lithium Ion Battery
  • Air Pro48V 20AH Rechargeable 18650 Lithium Ion Battery
  • Air Pro48V 20AH Rechargeable 18650 Lithium Ion Battery
  • Air Pro48V 20AH Rechargeable 18650 Lithium Ion Battery
  • Air Pro48V 20AH Rechargeable 18650 Lithium Ion Battery
  • Air Pro48V 20AH Rechargeable 18650 Lithium Ion Battery
  • Air Pro48V 20AH Rechargeable 18650 Lithium Ion Battery

48V 20AH Rechargeable 18650 Lithium Ion Battery

Is it possible to have a convenient 48V 20AH Rechargeable 18650 Lithium Ion Battery with high quality and large capacity? Welcome to a specialist manufacturer and supplier of 48V 20AH Rechargeable 18650 Lithium Ion Battery called Renewable Energy. 48V 20AH Rechargeable 18650 Lithium Ion Battery is suitable for electric bicycles with rated voltage 48V and rated power ≤ 500W. The battery pack (according to QBT 2947.3-2008 standard) is composed of 18650 cells in series and parallel connection (including protection board). While you enjoy the benefits brought by intelligent, maintenance-free but long life, safety, Made-In-China products, they are also high capacity, rechargeable and deep cycle. If you are interested in our products, we will provide you with quotations and price lists. Welcome all the customers who come to negotiate, cooperate and develop with us together.

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Product Description



1. Product Introduction of 48V 20AH Rechargeable 18650 Lithium Ion Battery



48V 20AH Rechargeable 18650 Lithium Ion Battery is suitable for electric bicycles with rated voltage 48V and rated power ≤ 500W. The battery pack (according to QBT 2947.3-2008 standard) is composed of 18650 cells in series and parallel connection (including protection board). The battery pack has the characteristics of green environmental protection, strong kinetic energy, high energy ratio, ultra long cycle life and safe use. Lithium-ion batteries are widely used for their light weight, high capacity and no memory - many digital devices are powered by lithium-ion batteries, although they are relatively expensive. Lithium-ion batteries have a high energy density, with a capacity 1.5 to 2 times that of nickel-metal hydride batteries of the same weight, and a very low self-discharge rate. In addition, lithium-ion batteries have little "memory effect" and do not contain toxic substances, which is an important reason why they are widely used.



Competitive advantage with other products: lithium battery has a stable BMS system, with short circuit protection, overcharge protection, over discharge protection and over current protection functions, long cycle life, can cycle more than 1000 times. Lithium batteries can operate well at different temperatures and have no memory effect, as well as excellent high and low temperature performance. With prominent high levels of vibration and shock.



2. Product Parameter (Specification) of 48V 20AH Rechargeable 18650 Lithium Ion Battery



  Product Name

  LI-Ion Battery

  Brand

  Chilwee

  Model

  CC4820AK

  Rated Voltage

  48 V

  Rated Capacity

  20 Ah

  Charging Voltage

  54.6V±0.5V

  Discharge Cut Off Voltage

  39±0.5V

  Standard Charge Current

  4A

  Maximum Charging Current

  10A

  Standard Discharge Current

  10A

  Maximum Continuous Discharge Current

  25A

  Impedance (Max, at 1000Hz.)

  ≤120mΩ

  Shell Material

  ABS+PC

  Weight

  5.5±0.2KG

  Monthly Self Discharge Rate

  ≤5%

  Dimension (mm)

 290X190X80mm

  Cycle Life

  500   DOD≥70%

  Charging Temperature

  0℃~45℃

  Discharge Temperature

  -20℃~60℃

  Factory Voltage

  49±1V

  Place of Origin

  China



3. Product Advantages of 48V 20AH Rechargeable 18650 Lithium Ion Battery





1) Size can be compatible with various lead-acid and lithium battery of pedal models perfectly.
2) Full-structure bracket design inside the battery, with safer use and more stable quality.
3) Automotive-grade power cells, with strong power, long running distance and long life.
4) Dustproof, waterproof, safe and durable.
5) Built-in fault detection port for quick identification.



4. Product Qualification of the 48V 20AH Rechargeable 18650 Lithium Ion Battery










5. FAQ



Q1 How long is your delivery time? 

A1 Generally speaking, the whole production cycle from raw materials to finished products takes 15 days, but we can deliver the goods within 7 days, and we can change it according to the quantity or other conditions, because we have the stock of raw materials for semi-finished products.


Q2 Are you trading company or manufacturer? 

A2 We are CHILWEE original factory, So the price has an advantage.


Q3 Product life? 

A3 Our products are maintenance free and sealed, and advanced technology is adopted, with long service life and no problems in normal use.


Q4 Difficulty of product use? 

A4 It is easy to use, Please operate according to the manual.


Q5 Are your parameters true? 

A5 All our parameters are real, with the highest quantity, competitive price and long life cycle.


Q6 OEM Service? 

A6 If your purchase quantity reaches a certain quantity, we can also print your trademark on the battery box.


Q7 What is your MOQ? 

A7 The minimum order quantity is measured by what product.


Q8 What is your term of payment? 

A8 The time limit of payment needs to be communicated, and the contract should be drawn up according to the time limit stipulated in the contract.


Q9 What is your products standardization? 

A9 First, according to Chinese standards, and then international export standards.


Q10 How long it takes you to provide the designing options for us? 

A10 It depends on your design requirements and needs to be judged according to the degree of difficulty.




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