Name: 48V 40Ah Electric Motorcycle Battery 60V 35Ah 72V 50Ah Ebike Batteries 21700 Cells Pack Bicycle Emotorcycle Power
Brand: Sinowatt Dongguan Limited
SKU: SW-EM
Availability: InStock

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48V 40Ah Electric Motorcycle Battery 60V 35Ah 72V 50Ah Ebike Batteries 21700 Cells Pack Bicycle Emotorcycle Power

Product Details:

Place of Origin:	Guangdong, China
Brand Name:	Sinowatt
Model Number:	SW-EM

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Detailed Product Description

Battery Size:	21700	Application:	Golf Carts, Electric Bicycles/Scooters, Electric Vehicles, Electric Wheelchairs, Electric Forklifts, Electric Motorcycle
Weight:	About 11KG	Battery:	Lithium-Ion Battery
Nominal Voltage:	72V	Nominal Capacity:	30Ah
Over Discharge Protection:	55V	Over Charge Protection:	83.5V
Charging Current:	≤10 A	Continuous Discharge Current:	≤100 A
Size:	140178310mm	Storage Temperature:	0℃~ 45℃
OEM/ODM:	Customized OEM ODM Battery Pack	Anode Material:	NCM
The Charging Ratio:	10A

Application	E-bike, E-Scooter, E-Motor	Battery Type	26650 Lithium Ion Battery Pack
Nominal Voltage (V)	36V/48V/52V Optional	Place of Origin	Guangdong, China

Sinowatt Dongguan Limited, invested by China Zhenhua (Group) Science and Technology Co. Ltd in 2010, which is a member enterprise of China Electronics Corporation(CEC), focuses on the research and manufacture of cylindrical lithium-ion battery cells and systems. In Fenggang factory, there are advanced production lines for 18650, 26650, 26700, and 21700 bare cells respectively. The system business mainly develops and produces home energy storage, industrial and commercial energy storage, and various customized battery pack products.

As a typical technical-oriented enterprise, Sinowatt persists on the technology-leading policy and has built an outstanding R&D center and test center with a talented team. Sinowatt belongs to the member unit of the Central-government-owned Enterprises Electrical Vehicle Industry Alliance. It was named Specialized, Refined, Distinctive and Innovative Small and Medium-sized Enterprises (SME) in Guangdong Province and Innovative Small and Medium-sized Enterprises (SME) in Guangdong Province. Sinowatt has Guangdong Engineering and Technology Research Center for New Lithium Ion Battery, Guangdong Engineering and Technology Research Center for New Energy Vehicle Lithium-Ion Power Battery, Cylindrical Lithium Ion Battery Key Laboratory of Dongguan City. Sinowatt has been implementing the 6-sigma methodology as a culture for the excellent quality guarantee and meets all the global market's management and product certificate requirements.

Question 1: Why is the transportation time so long and has the tracking number not been updated nearly a month?

As you know, the battery (especially the high-power battery) is a special commodity, and the terms of transportation are very strict. We transit our products by formal DG logistic channel, which is slower than normal logistics because it needs to wait for the DG ship/train schedule. Due to the particularity of the product and logistic, the tracking number we provide will not updated before the goods passes customs in your country. Don't worry, your goods are still in normal transit. When the goods pass through customs in your country, the tracking information will updated, and you will receive it within 3-5 days.

Question 2: Is this product safe?

Passed the overcharge, over-discharge, over temperature, short circuit, acupuncture, and other safety tests, no fire, no explosion under any circumstance.

Question 3: How to confirm the high quality of the product you sent me?

Our batteries are all grade A, No matter how many you order, we will test each product before sending it out.

Question 4: The battery is so heavy, will it damaged easily on the road?

This is also a matter of great concern to us. After long-term improvement and verification, our packaging is now very safe and reliable. When you open the package, you will definitely feel our sincerity.

Question 5: Can it be a customized logo on the products?

Yes. Please inform us formally before our production and confirm the design based on our sample.

Question 6: What can I do if I need more help with the order?

Different areas may be a time difference. You can chat with us online or send an inquiry email, and we will respond to you ASAP.

Question 7: Are you a factory or a trading company?

We are a professional battery manufacturer with our factory and brand. We provide various OEM / ODM services to our customers all over the world.

Question 8: Can we visit your factory before placing an order?

Of course, we are always welcome to visit our factory.

Contact Details

Sinowatt Dongguan Limited

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