|Battery cell||Grade A brand 18650 lithium battery cell|
|Standard charge current||3A|
|Continuous discharge current||20A(can be customized)|
|Peak discharge current||60A|
|Discharge cut off voltage||44.8V|
|BMS protection||over-charge,over-discharge,over-current,short circuit|
1. Safety: safest Li-Ion battery, built-in BMS, none fire, none explosive
2. Clean and Green energy, no toxic material contained
3. Long life cycle, > 500 times deep cycle,8 times of lead acid battery
4. No memory effect,highly efficient charge anytime
5. Operation temperature: -20~60°C
6. Small size, light weight: 1/2 size of lead acid battery, 70% size of Ni-MH Ni Cd battery, 1/2 weight of lead acid battery
7. Good performance at high temperature and high temperature resistance
8. Low self-discharge rate: < 3% monthly
9. Low internal resistance
10. Voltage,capacity,internal impedance consistancy is good
1.Payment: 30% before mass production;70% balance will be paid before shipment or after bill of copy
2.FOB , EXW and CIF all are available
3.Samples can accept Paypal
1. All of your inquiry or emails will be replied within 12 hours, normally it's much quicker
2. Our professional team will offer satisfied solutions for you according to your requirements
3. OEM/ ODM service are supported, welcome to contact us for more details;
4. All goods offers 12 month warranty after the shippment;
5. We can help you to track the shipping status so that you can receive the goods timely
6.All of the battery packs and accessories will be tested before shipment
Various plugs for your selection:
Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium ion battery manufacturer in China , our management teams have been in lithium ion battery field for more than 10 years,we have own factory and testing room and sales center.Our factory is located in Dongguan city,Guangdong Province which is occupied with more than 5,000 square meters,we have strong R&D department,more than 200 well trained workers who can ensure to make high quality and more stable products. Dongguan Delong is a CE,ROHS,IEC62133,ISO9001:2015 certificated high-tech factory.We specialized in developing,manufacturing new energy customized products which cover 18650 lithium ion battery pack, lithium polymer battery pack and LifePO4 battery pack.Our products are widely applied on digital products,consumer products,LED lights,medical devices,solar systems ,energy storage system and electric vehicles.
Our advantages as below:
Q1:Can I have samples to test? And what is lead time for sample order?
A1:Yes,we can supply samples,the leadtime for samples is 3-5 days.and buyer pay for sample cost and shipping cost.
Q2: Do you provide after-sales serive?
A2: Yes,the warranty is 12 months, if any quality problems on our side in this period, we can send new one as replacement.
Q3 What is your company's advantage?
A3: We only supply high level quality of lithium battery and we gurantee on-time shipment,we also provide excellent after sales service
Q4: Do you accept OEM/ODM?
A4: Yes,it is avaliable.
Q5: What is your lead time for the mass production?
A5: General speaking, about 25-30 days depending on different items after getting down payment and confirmation about the samples.
Q6:Are you battery real capacity?
A6:All of our battery cells with Grade A,100% new and real capacity.
Q7:Are you a factory or a trading company?
A7:Dongguan Delong Energy Technology Co.,Ltd. is a professional rechargeable lithium-ion battery manufacturer,welcome to visit.
Q8: What kind of certificates do you have?
A8: We can provide CE,ROHS,FCC,IEC62133,MSDS,UN38.3 if your order quantity is big.
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