Powerful eBike Battery Hailong 48v Battery 21700 Cells Pack

£325.94£478.06 & Free Shipping

 The Hailong battery pack uses 21700 battery cells producing a powerful Litheum bicycle battery pack. The built in protection covers over charge, over discharge, over current and short circuit protection, The battery pack is a very robust, compact unit and easily fitted to your bicycle.

Hailong 2 36V 17.5AhHailong 2 48V 17.5Ah
Hailong 2 36V 17.5Ah
Hailong 2 36V 17.5Ah
Hailong 2 48V 17.5Ah
Hailong 2 48V 17.5Ah

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SKU: 1005001931192680 Categories: ,


Powerful eBike Battery Hailong 48v Battery

21700 Cells 17.5Ah 250W 500W 750W 1000W

Motor Bicycle Lithium Battery 30A BMS protection

About this item

Litheum battery pack
  • Product parameters:     Applicable motor: 1000W / 750W / 500W / 250W. Battery weight: 4.5kg and Battery charger: 54.6v 2A. The Battery size is (mm) L370 * W90 * H115. Before buying, make sure the battery information matches your bike.
  • Technical skills:     Built-in 30A BMS protection board to prevent overcharge, overdischarge, overcurrent and short circuit. To fit to your bike, first use the key to open the lock to remove the bracket. Next place the bracket on the electric bicycle and then fix the battery to the bracket.
  • Litheum battery pack
  • USB port:    The USB port is ideal for charging mobile phones and other devices when on the move. which is ideal for travel. The safety lock prevents the battery from being lost or stolen when out and about or just parked up..
  • Performance and advantages:     The use of environmentally friendly high-quality batteries, black hard plastic shell to effectively protect the battery. The battery charging time is about 3 to 5 hours. When the red light turns green, the battery is fully charged. In addition, the charging cycle exceeds 1,000 times and the expected life span is up to 5 years.
  • Litheum battery pack
  • After-sales service:     The battery is compatible with the charger, you do not need to re-purchase the charger. Please read this manual carefully before using the battery. If you have any questions, you can email us at any time.

Powerful eBike Battery Hailong

Litheum battery pack

18650 battery pack

Litheum battery pack

18650 battery pack

Litheum battery pack

18650 battery pack

Litheum battery pack

48V 17.5Ah Specification :

Normal Voltage: 48V
Rated Capacity:17.5AH
Battery Cell:Built in 21700 4600mah.52PCS
Array mode:13s4p
Battery size:367.2*90.1*111mm
Battery Weight:4.5KG
Max Constant Discharge Current:30A
Peak current:60A
Charge voltage:54.6V
Discharge cut off voltage:36.4V
Way of Charge:CC/CV
Cycle Life:800 times
Charge Temperature:-15-65℃
Discharge Temperature:-15-65℃
Protection Function:Over charge, Over discharge,Over current, Short circuit,  Balance

18650 battery pack

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Additional information

Brand Name







31 – 40Ah




Lithium Battery

Battery Capacity




Hailong 2 Dimension


Hailong 2 Max Discharge Current


48V Charge voltage


13Ah 17.5Ah Peak current


Way of Charge


Cycle life

800 times

Port Type



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