|Battery cell||3.7V 2600mAh Grade A lithium battery cell|
|Available colors||black and silver|
|Standard charge current||4A|
|Max charge current||5A|
|Continuous discharge current||30A|
|Peak discharge current||60A/3 seconds|
|Charge cut off voltage||54.6V|
|Discharge cut off voltage||35.75V|
|BMS protection||over-charge,over-discharge,over-current and short circuit|
|Features||tail light with 4 LED power indicators|
48V 20Ah rear rack lithium ion ebike battery pack advantages:
1. Safety: 48v 20ah electric bike battery,built-in BMS, none fire, none explosive
2. Clean and Green energy, no toxic material contained
3. Powerful: 3C discharge Rate Cell, 30A BMS
4. Long life cycle, after 500 cycles, the remaining capacity is 70-80%
5. No memory effect,highly efficient charge anytime
6. Wide Operation temperature: -20~60°C
7. Case size,voltage and Capacity can be customized
8. Low self-discharge rate: < 3% monthly
9. With single package, clear warning mark, logo. colorful printed instruction Manual
10. Light weight,small size
11. With 4 LED power indicators and tail light
12. Aluminum case can be adjustable
Packaging and shipping:
48V 20Ah rear rack ebike battery*1/Carton
1. For samples,we normally ship them by Fedex,UPS or DHL(door to door service)
2. For bulk order,we usually delivery them by sea which will take 30-35 days to be arrived
Optional discharge connectors:
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
Good feedbacks from clients:
1. We can protect your own design,logo,sales area and all of your private information
2. All of the 48V 20Ah rear rack ebike battery will be tested one by one before shipment
3. We offer 1 year warranty and provide continuous technical support
4. OEM and ODM are acceptable,case dimension,voltage,capacity and BMS can be customized
5. We can print your own logo on product or make customized label
6. Strong R&D department,we can accept the ODM project
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,AC output power banks 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.
1.Full capacity battery, 100% quality testing
2.Built-in BMS , safe and reliable
3.With Protection of short circuit ,over current, over charge and discharge and temperature protection function
4.Long cycle life and high energy density
5.Factory direct price and fast leadtime
6.Size and capacity can be customized
9.Excellent after sales service
10.Provide continuous technical support
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:Shenzhen 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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