Dongguan Delong New Energy Technology Co., Ltd. >> 3.7V Rechargeable Batteries 70161227mm 20ah Lithium Polymer Battery

3.7V Rechargeable Batteries 70161227mm 20ah Lithium Polymer Battery

3.7V Rechargeable Batteries 70161227mm 20ah Lithium Polymer Battery
Price: US $ 15-20/Piece
Min Order: 10/Piece
Pay Type: T/T,Paypal
3.7V rechargeable batteries 70161227mm 20Ah Lithium polymer battery
specification:
 
Packing & Wiring       
  • 3.7V 20Ah Polymer Li-Ion is made by 1pcs  (70161227)  in series connection
  • The battery is Wrapped by black thin PVC shrink tube
  • 7.5"  length 18 AWG wires without connector 

 

 Voltage     Voltage:3.7V (working)   4.2V ( peak)  2.5V ( cut-off)
 Capacity      20Ah min. (47.17 wh)

Protection

(click underlined to see details specs for components)

  • One (10A) installed with the  battery pack and protects the battery
  • Over-charge       (>12.6V)
  • Over-discharge  ( < 7.5 V)
  • Over-drain ( >  10 Amp)
  • Short circuits
  • One installed to limit max. discharging current at 4 A
Operation temperature

        -20 oC - 50 oC

Max. Discharging Rate       4.2 Amp limited by polyswitch
 Cycle Life        > 500 cycles under 0.5C ( 2.1A) charging and discharging condition
Dimensions (LxWxH)     70*161*227mm
Weight     9.6oz (1500 grams) 
 Smart Tips
  • You may choose our to recharge this battery pack.
  • The charging time is about 3.5 hours.
  • Perfect for DIY by oursection.
 Applications
  • Can run 12V - 14.8V portable DC device up to 4 Amp drain
  •  Running time under 400mA peak at 14.8V  is >10 hours

Also we can customize the different voltage and capacity as customers' requirement.  

product picture



Advatages:

1.Best price 
2.Fast delivery   
3.Top quality   
4.First class after - sales service 

5.No memory effect
6.High energy density
7.Long cycle life


Shipping &payment


 

Packaging  :normal packing or quality packaging by choice




 

FAQ

1. Can I get the samples?

we can provide samples and return the samples cost in bulk order

2. How can I pay?

We can accept pay by bank transfer or PayPal

3. When it will delivery after payment?

Samples will take about 3-5 days. bulk order about 15 days.

4. How can I make the order?

call me or email to me, we will guide you to make the order

If you have any other questions.please feel free to contact me, thank you:)

Prod Model: DL-70161227
Available Certification: Ce,RoHS,FCC
Connection Mode: Series Connection
Type: Lithium-Polymer Battery
Rated Capacity: 20ah
Standard Voltage: 3.7V
Usage: for Electronic Products
A Professional Manufacturer of Lithium Ion Batteries

Shenzhen DeLong Energy Technology Co. Ltd is a professional new energy supplier in China focusing on the manufacture, research and sale of lithium ion batteries worldwide. Our lithium ion batteries are widely applied on digital device, electric vehicle, electric tool and back-up power system, Bluetooth headset, digital camera, MP3 player, cellular phone, PDA, DMB, digital camcorder, mining lamp, RC model airplane, electric vehicle and more.

Providing Excellent Services

We developed some high quality lithium ion batteries with our company technology characteristics. Through previous long term research and experience accumulation, DeLong battery won a good reputation and has become a popular brand in the international market attributing to the long cycle life, high energy density, stable work performance under different temperature environment and good safety performance. Our production capability goes up to 100, 000 pieces per day by upgrading our current production facility in according to our conditions.

Benefit from Our Advantages

Bearing the sincere, tolerant and modest attitude we won our clients and markets recognition by offering our professional and sincerely services. Our company takes three cooperation modes such as brand marketing by ourselves, agent cooperation and manufacturing in according to the client demand. These operation ways will enable us to become one of the leading and professional energy suppliers in the new energy industry with a high efficiency and influence.

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  • Dongguan Delong New Energy Technology Co., Ltd.

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