English 
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| Quantity: | |
|---|---|
Shenzhen, China
5, 000PCS/Week
L/C, T/T, Western Union, Paypal, Money Gram
DL-1240/4S1P
40ah
12.8V
Remote Control Boat, Solar Storage,Electric Boat
Lithium Iron Phosphate
3.2V 40ah Prismatic LiFePO4 Cell
Long Lifecyce
2 Years
14.6V
Built-in BMS
ABS+PC
Ce,MSDS,Un38.3
40A
20A
Direct Factory Price
DELONGTOP
Carton
192*167*168mm
China
8507600090
LiFePO4 Battery
Series and Parallel
Chargeable
Medium Discharge Rate
Medium
Chargers
| Model | DL-1240/4S1P |
| Battery cell | 3.2V 40Ah prismatic LifePO4 cell |
| Nominal voltage | 12.8V |
| Nominal capacity | 40Ah |
| Battery configuration | 4S1P(4 series,1 parallel) |
| Case dimension | 192*167*168mm(L*W*H) |
| Internal resistance | ≤220mΩ |
| End of charge voltage | 14.6V |
| End of charge current | 100mA |
| End of discharge voltage | 10V |
| Charge method | CC/CV |
| Standard charge current | 8A |
| Max charge current | 20A |
| Standard discharge current | 20A |
| Continuous discharge current | 40A |
| Max pulse discharge current | 60A/10S |
| Net weight | 5.1KG |
| Charge temperature | 0~45ºC |
| Discharge temperature | -10~55ºC |
| Storage temperature | -10~45ºC |
| Warranty | 2 years |
| Lifecycle | 2000 times 85% DOD |
| BMS protection | over-charge,over-discharge,over-current,short circuit and balance function |
| Terminal | M8 bolts |
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. Our professional engineer team can provide you one stop battery solution
2. All of our 12V 40Ah LifePO4 battery and accessories will be inspected before shipment
3. Fast leadtime:7-10 days for samples;25-30 days for bulk order
4. We can print your own logo or make customized label on product
5. We offer 2 years warranty and continuous technical support
6. We can help you to track the shipping status so that you can receive the goods timely
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,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.
Our Advantages:
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
7.Small MOQ
8.Nice quality
9.Excellent after sales service
10.Provide continuous technical support 
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 7-10 days.and buyer pay for sample cost and shipping cost.
Q2: Do you provide after-sales serive?
A2: Yes,the warranty is 2 years, 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 and LifePO4 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.
| Model | DL-1240/4S1P |
| Battery cell | 3.2V 40Ah prismatic LifePO4 cell |
| Nominal voltage | 12.8V |
| Nominal capacity | 40Ah |
| Battery configuration | 4S1P(4 series,1 parallel) |
| Case dimension | 192*167*168mm(L*W*H) |
| Internal resistance | ≤220mΩ |
| End of charge voltage | 14.6V |
| End of charge current | 100mA |
| End of discharge voltage | 10V |
| Charge method | CC/CV |
| Standard charge current | 8A |
| Max charge current | 20A |
| Standard discharge current | 20A |
| Continuous discharge current | 40A |
| Max pulse discharge current | 60A/10S |
| Net weight | 5.1KG |
| Charge temperature | 0~45ºC |
| Discharge temperature | -10~55ºC |
| Storage temperature | -10~45ºC |
| Warranty | 2 years |
| Lifecycle | 2000 times 85% DOD |
| BMS protection | over-charge,over-discharge,over-current,short circuit and balance function |
| Terminal | M8 bolts |
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. Our professional engineer team can provide you one stop battery solution
2. All of our 12V 40Ah LifePO4 battery and accessories will be inspected before shipment
3. Fast leadtime:7-10 days for samples;25-30 days for bulk order
4. We can print your own logo or make customized label on product
5. We offer 2 years warranty and continuous technical support
6. We can help you to track the shipping status so that you can receive the goods timely
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,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.
Our Advantages:
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
7.Small MOQ
8.Nice quality
9.Excellent after sales service
10.Provide continuous technical support
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 7-10 days.and buyer pay for sample cost and shipping cost.
Q2: Do you provide after-sales serive?
A2: Yes,the warranty is 2 years, 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 and LifePO4 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.
