Hailong 48v 20ah electric bicycle lithium battery

Hailong 48v 20ah electric bicycle lithium battery use samsung/LG/Pansonic 18650 3500mAh cell make max 13S6P 48V 20Ah, for 1000W motor.


  • Hailong 48v 20ah electric bicycle lithium battery is a downtube ebike battery in the market, widely used for ebikes, ebike conversion kits.
  • Most customers choose samsung/LG/Panasonic 18650 3500mAh cell to make 6P 21Ah.
  • Widely used for 1000W motor electric bike or ebike conversion kit in North American market, UK Marekt, it usually integrated with a 30A BMS.


Model No. FP-EB-SSHL-112
Housing Model Shanshan Hailong SSE-112
Nominal Voltage 48V
Output voltage range 36.4V(36.4V=2.8V*13) to 54.6V(54.6V=4.2V*13)
Nominal Capacity 21Ah
Cell Type Samsung/LG/Panasonic 3500mAh cell
Series Parallel Connection 13S6P
Discharge current 30A
Size 360*127*90mm
Protection Over charge voltage protection, Over discharge voltage protection, Over discharge current protection, Over Charge current protection, High temperature protection, Short Circuit Protection.
Connector Option XT connector, Anderson Connector
Prototype Lead Time 7-12 days after confirmed details

Knowledges of hailong 48v 20ah

Basic Knowledges

Production Knowledges

Shipping Knowledges

Certificate Knowledges

Use & Storage Knowledges

Quality guarantee of hailong 48v 20ah


Each battery from Flion will pass electrical features and assembly work quality check and records trackable.


Our batteries can comply with CE/UL/IEC62133/UN38.3&MSDS lithium ion battery standards.


Each battery from Flion comes with a general 12 months warranty, with 18~24 months warranty for option.


With over 12 years design and manufacturing experience of lithium ion battery pack.

Inquiry to Production Process of hailong 48v 20ah

Step 1


  • Collect informations of your contact, company, battery requirement.
  • Battery requirement details includes battery voltage, capacity, size, charge/discharge current, application, quantity..etc
Step 1

Step 2

Sending Inquiry

There below 4 ways to send your lithium battery inquiry.

  1. Send to our email info@flionpower.com ;
  2. Message via What’s App : +86 18911938253 ;
  3. Click the "ENQUIRY" button and submit inquiry form.
  4. Go to "Contact Us" page and finish the inquiry form.
Step 2

Step 3

Solution & Quoting

  • Free lithium battery pack solution design.
  • Professional quotation and reasonable prices.
Step 3

Step 4


  • Make Lithium battery prototype in around 7-12 days.
Step 4

Step 5


  • Sending battery prototype to customer via UPS/Fedex/DHL, 5-9 days.
Step 5

Step 6

Mass production & Certificates

  • Mass production lead time is aorund 15-35 days depands on quantity.
  • CE/UL/IEC62133/UN38.3 certificates can finished in around 2-4 weeks.
Step 6

Applications of hailong 48v 20ah

  • 250W-1000W electric bike, electric fat bike, electric moutain bike ...
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