High Discharge Rate 72v 20Ah China Cell Battery Pack For Electric Scooter

18650 Li-ion batteries are the battery of choice when designing for higher voltage and current requirements. Li-ion have relatively low self-discharge rates, and are capable of high discharge currents and better performance than nickel and lead based batteries.

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Electric bicycle

Electric motorcycle

Electric tricycle

Electric boat


Energy storage

RC toy

Led light

Street light


Medical Equipment



VODNO innovative technology built to your product standards. We approach every OEM partnership with openness. so we can understand your needs and you can understand our competencies , standards and commitment to delivery From engineering and design to development teams that prioritize performance and customer experience , trust VODNO to be your single source partner to deliver the custom battery solution that achieves your vision . When you're looking for a trustworthy partner tobuild your custom product , let our experts reduce development risk and bring a high-qualityproduct to market faster for you.


We promise only GRADE A cells for your battery pack, How to differentiate

Grade A cell from B and C, pls refer to following. 

Grade A: Cells perform to manufacturer specifications with long life cycle

Grade B: Cells under-perform or have other defects with short life cycle

Grade C: Cells are used, repackaged, salvaged, or damaged 




Nominal voltage




Minimum: 19.5Ah

Operation voltage


End of charging:84v±1V

End of discharging:56V±1V




Approx. 12 kg

Standard charge method


Constant current and constant voltage (CC/VV), current is 4A, voltage is 84V±0.5V, cut-off current is 0.8A.


Max.continuous charge current



Standard discharge


current=4A,cut-off voltage 56V±1V


Max.continuous discharge current


≤ 60A

Max.pulse discharge current


120A (5S)

Cycle life

500 cycles

Protection functions


Protection of short-circuit      (500µs)

Protection of over charging     (4.25±0.25V)

Protection of over discharging  (2.8±0.1V )

Protection of over current       (360A / 20ms)

Protection of high temperature  (75±5℃)

Connecting plug

XT90 (mother),length of wires 8#: 200mm

Packing material

Epoxy resin board

Operating Temperature


Charge: 0 to 45℃         

Discharge: -20 to 35℃      

Storage Temperature


1 month: -10 to 45℃        

3 month: -5 to 35℃         


What is your application ? Looking forward to your awesome new products. 

About Us

Vodno Technology Co., Ltd. was founded in 2010, the predecessor of the lithium material, electric bike battery, and the core production-based manufacturers, after nearly seven years of development, has developed into a product design and development, battery solutions and electronic circuit program Design, battery production and quality control, sales in one of the high-tech Co., Ltd., and become the battery industry's leading enterprises. Vodno take a senior engineer of the engineering and technical team as the core,after the years of practice summed up a set of highly efficient and accurate design standards and production management practices to ensurethat each design, each product is uncompromising attention to excellence. "Treat every client with sincerity, implement every promise" is Vodno's corporate culture, scientific management, rigorous attitude, high-quality elite to Vodno brought rapid growth, won the recognition of overseas customers around the world.Now, Vodno Technology Co., Ltd. has more than 20 countries and regions around the world with a number of well-known enterprises to cooperate, many of them like "Foxconn" the world's top 500 enterprises, and most products have been CE, ROHS, UN, etc. International Standard Certification. Today, Vodno has grown into a trusted gold supplier in the battery industry.


Q1 . How to proceed an order for Battery

Al : Firstly , pls let us know your requirements , such as the dimension , continuous & peak dischargecurrent , application of the battery. Secondly , pls let us know the purchasing quantity and when will your project start . We quote accordingto the detailshirdly customer confirms the price , sample and places deposit for formal or derourthly We arrange the production

Q2 : How to deal with the faulty ?

A2 : Firstly , Our products are produced in strict quality control system and the defective rate will be less than 0 . 2% Secondly , during the guarantee period , we will send new batteries with new order to replace the defecthirdly , we will test the defective batteries and make 8D report . We will find out the reason and propose provement measures for future production

Q3 : Do you support door to door shipping ? drop ship

A3 : Yes . If battery unit weight is below 30kg , we can delivery it via Air Express . If battery unit weight above 30ka , we delivery it via sea . If you want to us to help you to make custom clearance , we would like to do that . We support drop ship

Q4 Does your battery include BMS ? Can we use it for vehicle ?

A4 : Yes , our battery pack include BMS , you can use it for low speed vehicles And make sure the discharge current can meet thapplication request . If you want to use standard vehicle , please inform us , we need to adopt more complex design BMS and differenttechnology solution.

What is Your Application?Talk to us, Vodno Battery Experts will offer you a best solution

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