Unitech Energy System Limited
                                                                                                           
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27 Years
Since 1999
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Li Ion Custom 18650 Rechargeable Battery Pack Over Charge

Price Negotiable
Price: Negotiable
MOQ: 500 packs
Delivery Time: 20 days
Brand: Unitech
Product Description

24V 5200mAh Custom Lithium Battery Pack For Electric Scooter

 

Custom Lithium Ion Battery Packs Product Specification
 
Custom Lithium Ion Battery Pack
Product Name Custom 24V 5200mAh rechargeable battery
Nominal Voltage 24 V (Customized 3.2V 3.7V12V 24V 36V... 72V)
Nominal Capacity 5200 mAH (Customized 2.6Ah, 3.5Ah...200Ah)
Standard Charge Current 1040 mA
Max Charge Current 2600 mA
Charge Cut-off Voltage 29.4 V
Standard Discharge Current 2600 mA
Max Cont Discharge Current 5200 mA
Discharge Cut-off Voltage 19.25 V
Material NMC battery ( or LiFePO4 battery, ​Lithium Cobalt battery )
Cell Type Custom Lithium Ion battery( or li ion 18650 battery )
Temperature Range Charge temperature: 0°C to 45°C
Discharge temperature: -20°C to 60℃
Storage temperature: -10°C to 50℃
Life Cycle More than 500 cycles
Package Material Shrinked PVC
Certification IEC 62133, UN38.3, MSDS, KC, CB, UL2054
OEM/ODM Acceptable, based on client's needs
 

The lithium-ion battery was first invented in the 1970’s by an Exxon researcher named Michael Stanley Whittingham. His pioneering work to create the first version of the lithium ion battery then set in motion decades more research to finetune the battery to be as efficient and safe as possible. Then in 1991, a team of researchers and scientists named John Goodenough, Rachid Yazami, and Akira Yoshino worked together to develop and bring to market the lithium ion cell. The very first lithium ion battery cells were mass produced and sold by Sony. (Neverman et al., 2020) Since then, tweaks and enhancements have been made to extend the output and lifespan of the battery. Each of these changes resulted in a more efficient battery and in turn, a higher demand for their use and applications in the market. Today, lithium-ion batteries dominate the battery industry and have become ubiquitous in many household products we use everyday. There’s a very good chance you own many products powered by 18650 batteries, whether you realize it or not. As of 2011, lithium-ion batteries account for 66% of all portable rechargeable battery sales.

 

 

 

We can provide you:

 

1. Fast respnse: you can get your answer within 8 hours.
2. Discount: more than 10% discount for oder if your order quantity is good.
3. OEM&ODM service: provdes an one-stop processing services for your customers, make the batteries based on client's requirements.
4. 12 months quality guarantee: strict quality control for each process.
5. Certification applying: we cooperate with many famous testing lab can help you apply the certifications you need, like UN38.3, UL2054, IEC62133, MSDS, CE, CB, etc.

 

 

 

 

Company Information:

 
Established Year: 1999 (More than 20 years)
Office: ShenZhen, GuangDong China
Production: DongGuan,GuangDong China
Type of company: Sino-Japanese joint venture
R&D members: 46
Production employee: 500 (full-time)
Activity: R&D Design, Manufacture,and Sales of custom batteries
Certificate: ISO 9001:2008, ISO14000: 2004,UL, CB, KC, PSE, 3C, CE, FCC, UN38.3, RoHS
Mainly Products: Lithium Polymer Battery, Lithium Ion Battery, LiFePO4 battery,NI-MH battery and relative battery pack assembly
Mainly Customers:  Ansmann, General Electronics, NTT, Huawei, Energizer etc.
 

We provide one-stop battery power solution, including cell selection, battery pack design, PCM/BMS design, battery pack assembly, OEM Packing and after sales service.

 

FAQ
 
1. 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, UL, UN38.3 and other related certificates for you, but the certificates fee needs to be paid by you, if your quantity is big enough, certificates fee could be refunded.
 

2. Q: What do I get when there is defective batteries?
A: The warranty is 12 months, if any quality problems on our side in this period, we can send new one as replacement.

 

3. Q: Can I get a special discount as my order quantity is big?
A: Yes, Please contact our sales staff, thank you.

 

4. Q: Are you a factory?
A: Yes, we are a factory specialized in lithium ion and LiFePO4 battery over 20 years. We are a high-tech enterprise specialized in R&D, production and sales of lithium battery packs, our factory owns laser welding machines, aotomatic spot welder, ultrosonic device and other advanced equipments.

 

5. Q: Can I have a sample order?
A: Yes, we welcome sample order to test and check quality.

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Company Unitech Energy System Limited
Contact Person Olinda

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