Your position: Home / Factory Custom

Ebike battery Newest hailong 52V 17.5Ah (BMS40A) Samsung cell lithium ion battery pack

This Item ships from China, can Free shipping to Most USA and European market. (NO VAT)You can DIY the battery cell or the charger you need.(Price will be little diffrence)
Delivery date:12-20working days.
Price:
$538.00
Quantity:
-
+
(89 available)
Shipping Cost:
to
Estimated Delivery Time:
Please select the country you want to ship from
Please select the information you wantX
  • Description
  • Warranty
  • Trade & Market
  • Notes in use
  • Company Profile
  • Why UPP
  • FAQ
  • Reviews
Ebike battery Newest hailong 52V 17.5Ah (BMS40A) Samsung cell lithium ion battery pack/Free shipping

Product Description

 

Battery Feature

1. This Hailong style battery can easily fits and mounts on most bike frames
2. Ebike Battery Mount mounted on bike's downtube 
3. Convenient and quick mounting release to easily take your battery on and off your bike
4. Lockable and removable with two keys
5. LED light charge-level indicator
6. New On/Off Switch
7. High-Quality Aluminum Battery Charger with built-in fan 3amp Quick Charger or 2amp standard charger
BMS30A

Battery parameters
Model R049-2
Battery type Li ion Battery
Rated Voltage 52V 
Rated Capacity 17.5Ah 
Battery cell INR18650-SAMSUNG-3500mAh cells
Dimension(mm) 370*90*110
Battery weight 4.5KG
BMS current 30A 
Max.charge current 3A 
Charge voltage  58.8v
Discharge cut-off voltage 39.2v
Charger 2A charger default 








Packing & Delivery

1. Packing list included:

   - Lithium Battery Built-in cells and BMS * 1 pc
   - Battery holder with 25CM discharge cable soldered default ANDERSON connector * 1 pc
   - Keys * 2 pcs
   - 58.8V 2A Charger With AC plug * 1 pc

 



Battery is a special product, all batteries need several cycle tests before delivery, so production and
test time need about 3-5 days after confirm order
 
For USA buyers:
 
All parcels usually are shipped by Fedex.
The delivery time is usually 4-6 working days  (not including Sat Sun) after dispatch.
Customers don’t need to pay any customs fee.
 
 
Guarantee

 
We provide 1 year warranty for all electric bike batteries.
Any battery with quality problem in one month we can return the money after you provide the proof.
After one month we can send BMS or cells to you for repair,or you can send it back to repair as well.
All our electric bicycle batteries with high quality cells and BMS, and they will be 100% tested before shipping.
  
 
We don't supply warranty service for the following situation : 
 
 
The battery goes over water 
The battery is broken man-made
The cells are burnt out after using .
Return the battery without reason 
Open a case without contacting us
 
 
Feedback
 
Please contact us, If you can't conifrm your motor.
If you have any problems please feel free to contact us BEFORE you leave negative feedback or file a case.
 
Any problem is not a problem, as long as you contact us.
 
Your satisfaction and positive feedback is very important to us.
Please leave positive feedback and 5 stars if you are satisfied with our items and services.
 
 
FAQ
Q: What type of this electric bike battery?
A: It is li ion battery,Chemical is Li(NiCoMn)O2.
 
Q: What is the difference between li ion battery,NI-MH battery and Lead acid battery?
A: E-bike Li-ion battery have longer cycle life,normal cycle life is 800-1000 times, and also with light weight,small size, No memory effect,Nontoxic, environmental friendly.
 
Q: What's temperature range of charge and discharge?
A: Charge Temperature: 0 to 45°C and Discharge Temperature: -20 to 65°C
 
Q: What kind of cells used on this electric bicycle battery?
A: Different capacity with different cells, we make the battery with original A grade Samsung,Panasonic,Sanyo,LG and high quality domestic cells,all can be customized as your requests.
 
Q: Do your e-bike battery come with charger?
A: All of our e-bike batteries come with charger.We have normal charger and fast charger.If you need fast charger please contact with us.
 
Q: Do your electric bike batteries come with BMS?
A: Yes, Our batteries all with SEIKO IC BMS, with stable performance.Which can protect the battery avoid short circuit,Overcharged,Over discharge and Over current.
 
Q: Do your electric bicycle batteries come with quality warranty?
A: Yes, we provide 1 year warranty for all electric bicycle batteries.
 
Q: What's your delivery time?
A: Electric Bike Battery will be sent out within 7 days after confirmed order,shipping will cost 3-15days,it depend on quantity and which battery you need.
 
Q: Can you provide OEM and ODM service?
A: Yes, We are a professional Electric Bike Battery manufacture with factory, which produce all kind of high quality E-bike lithium batteries as customers' requirements and designs, welcome to place OEM and ODM orders and visit our factory.
 
 
Lithium battery features
 
Longer battery life, the life expectancy is two times that of lead-acid batteries.
Rechargeable and no memory effect.
The weight is more lighter.
Smaller dimensions and can be customized.
Safer and more environmentally friendly, No heavy metals and hazardous substances.
BMS built-in IC chip will prevent battery pack over charge, over discharge, over-current,
over-heat, short circuit .
 
 
Warnings
Do not immerse the battery in water or seawater, keep the battery stands by in a cool dry surrounding.
Does not use or leave the battery near a heat source as fire or heater.
Use the battery charger specifically for that purpose when recharging.
Do not revers the position and negative terminals.
Do not connect the battery electrodes to an electrical outlet.
Do not discard the battery in fire or a heater.
Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects.
Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc.
Do not strike, trample or throw the battery.
Do not directly solder the battery and pierce the battery with a nail or other sharp objects.

We provide 1 year warranty for all electric bike batteries.

Any battery with quality problem in one month we can return the money after you provid the proof.

After one month we can send BMS or cells to you for repair,or you can send it back to repair as well.

All our electric bicycle batteries with high quality cells and BMS, and they will be 100% tested before shipping.

Our global after-sales service centers are located in 
Westhausen Germany, California USA, Victoria AU.

If your battery cant work during warranty, sent it to nearest after-sales center, we will repair it well then send it to you.

               


 
Trade & Market

 
Main Markets Total Revenue(%)
North America 23.00%
Western Europe 20.00%
Oceania 15.00%
Northern Europe 12.00%
Eastern Europe 9.00%
Southern Europe 8.00%
Southeast Asia 6.00%
South America 5.00%
Mid East 2.00%
  • Do not immerse the battery in water or seawater, keep the battery stands by in a cool dry surrounding.
  • Does not use or leave the battery near a heat source as fire or heater.
  • Use the battery charger specifically for that purpose when recharging.
  • Do not upside down the position and negative terminals.
  • Do not connect the battery electrodes to an electrical outlet.
  • Do not discard the battery in fire or a heater.
  • Do not short-circuit the battery by directly connecting the positive and negative terminals with metal objects.
  • Do not transport or store the battery together with metal objects such as hairpins, necklaces, etc.
  • Do not strike, trample or throw the battery.
  • Do not directly solder the battery and pierce the battery with a nail or other sharp objects.

 

Shenzhen Unitpackpower Technology Co., Ltd


We are a professional manufacture with factory, which produce all kinds of high quality lithium baterruies as customers' requirements and designs. Our products have already exported to many places all over the world. This is a team which not only master advanced science and technology but also full of passion and energy. We are trying best to provide you high quality products as well as the sincere services.




Why Choose UPP (Unit Pack Power)?

1) Factory Direct Store: We assemble all batteries in our own factory, never use fake or cheap cell pack sell at lowest price to attract buyers. In addtion, we have to scrimp on everything, assemble them as quickly/cheaply as possible. We don’t take chances when it comes to our batteries or your safety!

2) Official High Quality Cell Sources: We only source genuine A-grade genuine cells from the official sources.

3) Every Battery Made Cycle Test: Each pack is ran through a full charge and discharge before leaving our facility to make sure you are getting every amp hour you paid for.

The test include: Short Circuit Safety Test √ Overcharge Safety Test √ Crush Safety Test √ Needing Safety Test √ Extrusion Safety Test √

4) Best Oversea After-sale Service: We do all this and offer it at our usual low pricing, we don’t charge a premium for Safety and Reliability. We have a proven track record of offering great after-sales support and warranty repairs/replacements. We will not leave you stuck (12 Month warranty, with Support Centres in Germany&Belgium&USA&Canada&Australia).
FAQ

Q: What type of this electric bike battery?
A: It is li ion battery, Chemical is Li(NiCoMn)O2.

Q: What is the difference between li ion battery, NI-MH battery and Lead acid battery?
A: E-bike Li-ion battery have longer cycle life, normal cycle life is 800-1000 times, and also with light weight, small size, No memory effect, Nontoxic, environmental friendly.

Q: What's temperature range of charge and discharge?
A: Charge Temperature: 0 to 45°C and Discharge Temperature: -20 to 65°C

Q: What kind of cells used on this electric bicycle battery?
A: Different capacity with different cells, we make the battery with original A grade Samsung,Panasonic,Sanyo,LG and high quality domestic cells,all can be customized as your requests.

Q: Do your e-bike battery come with charger?
A: All of our e-bike batteries come with charger, Unless it says no charger. We have normal charger and fast charger. If you need fast charger please contact with us.

Q: Do your electric bike batteries come with BMS?
A: Yes, Our batteries all with SEIKO IC BMS, with stable performance.Which can protect the battery avoid short circuit,Overcharged,Over discharge and Over current.

Q: Can you provide OEM and ODM service?
A: Yes, We are a professional Electric Bike Battery manufacture with factory, which produce all kind of high quality E-bike lithium batteries as customers' requirements and designs, welcome to place OEM and ODM orders and visit our factory.
Average rating:
Share your thoughts with other customers
Write a review
Product reviews can be carried out after the member login, please click here to login