Basic Info.
Type
Lithium-Ion Battery Pack
Connection Mode
Series and Parallel
Discharge Rate
Medium Discharge Rate
Accessories Type
Chargers
Product Name
48V 20ah Rechargeable Lithium Ion Battery Pack
Battery Type
Grade a 18650 Lithium Battery Cell
Discharge Cut off Voltage
36.4V
Transport Package
Standard Export Carton
Product Description
48V 20Ah Rechargeable Lithium Ion Battery Pack 48 Volt Electric Scooter
Product specification:Model | DL-4820/13S8P |
Nominal voltage | 48v |
Charge voltage | 54.6V |
Nominal capacity | 20Ah |
Battery type | Grade A 3.7V 2500mAh battery cell |
Standard charge current | 4A |
Continuous discharge current | 25A |
Peak discharge current | 75A |
Discharge cut off voltage | 36.4V |
Battery configation | 13S8P |
Net weight | 5.4KG |
Charge method | CC/CV |
Lifecycle | 500 times |
Warranty | 1 year |
BMS protection | over-charge,over-discharge,over-current,short circuit |
Charge temperature | 0~45°C |
Discharge temperature | -20~60°C |
Battery size | customized |
48V 20Ah triangle ebike battery pack advantages:
1. Safety:built in BMS none fire or explosive
2. Clean and Green energy, no toxic material contained
3. Powerful battery
4. Long life cycle, 80% capacity remain after 500 times deep cycle.
5. No memory effect,highly efficient charge anytime
6. Operation temperature: -20~60°C
7. Portable design
8. Environment friendly
9. Low self-discharge rate: < 3% monthly
10. Size and capactiy can be customzied
Applications:
1. Electric vehicles, such as e-bike, car, motorcycle, cleaning car, sight seeing trolley, bus, golf car etc.
2. Solar energy storage equipment or wind energy storage equipment.
3. Electric toys: remote control car, plane, bus etc.
4. Light: emergency light, warning light, cap-lamp and UPS
5. It also can be used in medical equipment and portable instrument.
Packaging and shipping:
Packaging:
⋅Factory version packing:PE bag + Foam box or triangle black bag
⋅Customized Packing as request
Shipping ways:
1. UPS / FEDEX / TNT and so on express(door to door)
2. For Air Shipment, Please choose your favorite, shipping method according your detail requirement
3. The shipping discount is different in different seasons and depend different weight, we will choose the cheapest and safest way according your detail quantity
4. Normally, it will take around 4-5 business days by express,please note that some remote place will need 1-3 days more.
Payment:
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
Our services:
1. Your inquiry related to our products rice will be replied in 12 hours.
2. Experienced staffs to answer all your enquires in fluent English.
3.We make the OEM and ODM service for more than 10 years
4.Protection of your sales area, ideas of design and all your private information.
5.No matter big order or small order , we will provide all the best quality and best service.
6.All of the battery packs and accessories will be tested before shipment
After sale service
1.1 year warranty
2. We can replace new items for you if any quality problem
3. Choose the cheapest and safest shipping company
4. Track the shipping status until you get the goods
5. Welcome any feedback and advice for our products.
Company information:
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.
FAQ:
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 EnergyTtechnology 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.
Address:
725, Jiaxiye Plaza Office Building, 318 Minzhi Road, Longhua District, Shenzhen, Guangdong, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Consumer Electronics, Electrical & Electronics, Industrial Equipment & Components
Management System Certification:
ISO 9001, FSC
Company Introduction:
A Professional Manufacturer of Lithium Ion Batteries<br><br>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. <br><br>Providing Excellent Services<br><br>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. <br><br>Benefit from Our Advantages<br><br>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.