• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: Turnlife
  • Model Number: YA285
  • Composed Type: 13S4P,13S3P,13S5P
  • Type: Li-Ion
  • Components: 18650
  • Size: 95(L)*91(W)*386(H)mm
  • Voltage: 48V
  • Weight: 5KG
  • Nominal Capacity: 15Ah
  • Application: Electric bike, E-scooter, E-Motorcycle
  • Item: Turnlife electric bike battery 48v 15ah
  • Certificates: RoSH,CE
  • Warranty: 24 months
  • Battery type: li-ion battery
  • Nominal Voltage: 48V
  • Model: YB285
  • Cell: Brand 18650
  • Capacity: customized
  • Features: with BMS

Packaging & Delivery

Packaging Details Carton Box or Custom Packaging
Delivery Time Shipped in 10 days after payment

Turnlife electric bike battery 48v 15ah

Product Description


Product features


1.Import Waterproof ABS plastic raw material;
2.Light-weight,high energy density;
3.Built-in PCB protection,prevent overcharge,over-discharge,over current and short current.To keep battery  chemistry intergrality and prolong battery life;
4.Superior li-polymer battery cell,has longer cycle life than NIMH battery;
5.PolySwitch Installed will cut off the power when the battery is discharging over current.


Product Specification

Cell TypeLi-polymer battery
Nominal Voltage48V
Rated Capacity15Ah (0.5C2A discharge)
Internal Resistance≤190mΩ (AC1kHz AC impedence)
WeightAbout 5KG
Charge&Discharge ModeCC&CV
Cycle Life≥500 times
Battery Hopower Retention
(power strorage:one month)
Warranty18 months
ApplicaitonElectric bike,E-scooter etc
ChargeStandard Charge Current2A
Max Discharge Current3.5A
Max Charge Voltage54.6V
DischargeStandard Discharge Current5A
Max Discharge Current20A
Discharge Cut-off Voltage39V
Overcharge Protection Voltage4.25±0.03V
Over-discharge Voltage Protection2.5±0.1V
Over-current Protection Current≥40A
 Over-current Protection Delay< 15 ms
Charge Temp.0~45°C
Discharge Temp.-20~55°C


Detailed Photo




Our Services

1. 24 Months WarrantyWe will provide 15 months warranty after shipment.

2. Strict Quality ControlAll parts must be strictly tested by QC department before shipping.

3. OEM order WelcomeWe can accept OEM order anytime.

4. Small Quantity Acceptable: Please don’t worry your requirement quantity is small, because we also accept samples before bulk orders.

5. Return PolicyFor defective goods,please send us the pictures to confirm then we will give you the replacement during warranty period. 

6.  Good Aftersale ServiceAny questions on technical issues,welcome to contact us  anytime. We will help you solve 

at first time. Our service hotline:+86-755-66852088. Mob/Whatsapp: +86 156 2357 4197(Dorren Lee)   


Company Information






Our Partner



Hottest Products 2







1. Q:How long can your battery last?

    A:Normally it can last at least 2 years, depends on how you use it. 


2. Q:Do you have certisfications to ship  your batteries?

    A: Yes, of course. we have UN38.3 ,MSDS and air/sea shipping report for most of our batteries.


3.Q:If there is something wrong with my battery, how soon can i get it fixed?

    A:You can contact  the seller directly, or if you are buying from Turnlife directly, you can contact us directly, we will act in one week to get your issue sorted. 


4. Q:Do you have after-sales service center somewhere outside China?

    A:Yes, we do. We have office in both NL and USA to service our clients.


5.Q: Can i be your agent?

   A: Yes,  welcome to join Turnlife family.


6. Q: How can i be in touch with you?

    A: There is contact info on our website, or you can contact us with below access:

       Oversea: Kary,  +86-755 2988 5040;+86-181 8861 8102; +31 0 633337 9688

       China mainland: Dorren Lee, 156 2357 4197



Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland)
Transaction Level:
Supplier Assessments:
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $27,000
Learn More