downtube hailong / polly battery

36V/48/52V battery

Customizable lithium battery packs are the perfect solution for ebike manufacturers and wholesalers who want to stay ahead of the competition.

Our lithium battery packs are assembled with high-quality lithium-ion cells, stable quality BMS and advanced manufacturing techniques, so you can be confident in the safety and longevity.

With our expert engineering and design team, we can create custom Hailong battery packs that meet your specific requirements and provide you with a unique competitive advantage in the market.

Optional Cell: 18650/21700 Samsung, LG, Panasonic, EVE, LISHEN, DLG, CHAM,Sinowatt etc.

Basic specifications
Model SGP- dolphin 36V 14Ah
Nominal Voltage 36V
Nominal Capacity 14Ah
Rated Energy 504Wh
assembly 10S5P Panasonic NCR18650GA 3500mah
Maximum Charge Voltage 42V
Standard Charge Current 3A
Maximum Charge Current 14A
Maximum Continuous Discharge Current 25A or customized
Maximum Peak Discharge Current (2 seconds) 75A or customized
Discharge Cut-off Voltage 25V
suitable motor 500W or customized
Charge Temperature 0~+45℃
Discharge Temperature -20~+60℃
Cycle Life (25℃, 80%DOD) >1000 times
discharge line customized as requested
charge connector DC2.1 or 3pin higher current
Dimensions(mm) 360*132*82mm
Design life >5 years
Product details
Different dimensions
Product video

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Need help or have questions? We’re just a click or call away. Contact us today and let us help you find the right solution for your needs.