Rear Rack Electric Bicycle 52v 22.4Ah 14s7p LG Cell With BMS

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 

Rear rack Model



Battery capacity













Pls kindly contact sales person who are able to help you to choose suitable capacity based on your equipements.




VDO-Li5217 (LG 3200mAh)  

General Characteristics

Nominal voltage

52V (14S7P)

Nominal capacity@0.2C


Nominal energy


Internal Resistance


Life cycle

>800 Cycles @0.2C Charging /Discharging at 90%DOD

Standard Charging

Charging voltage


Charging Mode(CC/CV)

At 0℃~45℃temperature, charged to 58.8V at constant current 0.5C3A,and then at constant voltage 58.8V until the current drops to 0.5C3A

Charging Current


Max.Charging Current


Standard Discharging

Discharging Current


Max.Continuous Current


Max.Pulse Current


Discharging cut-off Voltage


Operating conditions

Operating temperature





Storage temperature


Water dust resistance




Rear rack








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.


1)When Can I get the price?
We usually quote within 24 hours after we get your inquiry. If you are very urgent to get the price, Pls call us or tell us in your email so that we will regard your inquiry priority

2)How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality. If you just need a blank sample to check the design and paper quality, we will provide you sample for free, as long as you afford the express freight

3) How long can I expect to get the sample?
After you pay the sample charge and send us Confirmed files, the samples will be ready for delivery in 3-7 days. The samples will be sent to you via express and arrive in 3-5 workdays. You can use your own express account or prepay us if you do not have an account

4) How long does the whole procedure being worked out?
After you place a order, the production handling time is bout 25-30 days. We need 7 days to prepare all the stuff then 30 days for manufacturing

5)What about the transportation and delivery date?
Normally we use shipment to transport the goods. It is about 25-40 days. It also depends on which country and port you are. It could be shorter if you need to send the goods like Asian. If there are some emergencies we can send the goods via air express, as long as you afford the traffic expense

6)How to payment for order?
Contact sales person and ask Pl for your payment, the account should be listed in Pl, That is our company account 

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

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