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12V 20ah Rechargeable 18650 Li-ion Battery Pack for Solar System

  • Shenzhen, China
  • 900, 000PCS/Month
  • L/C, T/T, Paypal, Money Gram
  • DEL-1220
  • 20ah
  • 12V
  • LED Lighting,Medical Devices,Heating Devices
  • Li-ion
  • Standard Export Carton
  • Customized
  • China
  • 8507600090
  • Lithium-Ion Battery Pack
  • Series and Parallel
  • Chargeable
  • Medium Discharge Rate
  • Medium
  • Chargers
12v 20ah 18650 rechargeable  li-ion battery pack for solar system

Model DEL-1220
Nominal voltage 11.1V
Charge voltage 12.6V
Nominal capacity 20Ah
Battery type Grade A 18650 lithium ion battery cell
Battery configation 3S8P
Standard charge current 2A
Max charge current 20A
Standard discharge current 5A
Max discharge current 20A
Discharge cut off voltage 8.25V
Lifecycle 500 times
Warranty 12 months
Charge temperature 0~+45ºC
Discharge temperature -10~+60ºC
OEM accepted Size and capacity can be customized

Li-ion battery pack application:

1. Large-scale electric vehicles: electric bus, electric car, E-Tour Car

2. Light electric car: e-bike, e-scooter,e-motorcycle, electric golf cart, e-wheelchair

3. E-tool: electric drill, electric saw, lawn mower and so on

4. Remote control cars, boat, aircraft, toys

5. Solar and wind power generation energy storage devices, Telecom base Station

6. Small medical equipment and portable equipment



1)  Environmental friendly

2)  High density of energy

3)  Light weight

4)  Low self-discharge

5)  Low internal resistance

6)  Long cycle life, chargeable up to 500 or 1000 times

7)  No memory effect

8)  Doesn't contain Mercury, No fire, No explosion, No leakage

9)  Very good and quick charge, capability can be charged to 90% within 10 min.

10)  Thickness can be adjusted while width and height keep the same
12V 20ah Rechargeable 18650 Li-ion Battery Pack for Solar System
12V 20ah Rechargeable 18650 Li-ion Battery Pack for Solar System
12V 20ah Rechargeable 18650 Li-ion Battery Pack for Solar System

Our services:

1. We can provide OEM and ODM service

2. Our professional salesteam will reply you and help you to solve the problem soon

3. We can offer you 1 year warranty

4. We promise you on-time leadtime

5. All of our lithium ion battery will be under strictly tested before shipment

6. If you don't have forwarder agent in China,we can help you to find the most reliable and economy way to ship the goods

Company information:
Shenzhen DeLong Energy Technology Co., Ltd
.(Dlongbattery) is a professional new energy supplier in China focusing on the manufacture, research and sale of lithium ion battery product worldwide ,it was established in 2006 and becoming the leading player in the new energy field through several years development .Delong company integrates the cell manufacturing and offer of power solution in according to different application purpose ,our product are widely applied on:common digital devices battery , high discharge rate battery,powerful electric vehicles battery ,low and High temperature lithium ion battery ,power storage and back-up battery pack etc.  

12V 20ah Rechargeable 18650 Li-ion Battery Pack for Solar System
12V 20ah Rechargeable 18650 Li-ion Battery Pack for Solar System

 1. Q: Do you have current sample in stock?

     A: Usually we don't have, because different customers have different requests, even the voltage and capacity are the same, other parameters maybe different. But we could finish your sample quickly once order confirmed.


2.  Q: What's the delivery time for mass production?

     A: Usually 25-30 days after payment or deposit, it depends on the quantity, material, battery cell model and so on, we suggest to check delivery time case by case.


3.  Q: What kind of certificates could you provide for the battery?

     A: It's custom-making design, no current certificate, but we could apply CE, ROHS,FCC,UN38.3 and other related certificates for you, but the certificates fee needs to be paid by you, if your quantity is big, certificates fee could be refunded.


4.  Q: Do you offer charger for battery?

     A: Yes, we do. If you also need charger, please mention it when sending inquiry, kindly note that our charger cost is not included in the battery cost. 


5.  Q: Are you manufacturer or simply trading company?

     A: We are professional lithium ion battery manufacturer, and we sincerely welcome you to visit our factory!


6.  Q: How about the payment methods?

     A: We can accept T/T,Western Union,Paypal,Credit Card,E-checking(welcome to place Trade Assurace order online)

Contact Now      Contact us for product related information.

Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium ion battery manufacturer in China 




   9098,Dongbian Business Building,Minzhi Road 369, Longhua District, Shenzhen,P.R.C.

   Tel : +86 755 21012989
   Phone:+86 13538138168
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