Hot-Selling Lithium Ion & Lifepo4 Cell Supply

As an outstanding Li-ion and Lifepo4 battery manufacturer, Sunpower New Energy offers a wide selection of power cells, including 18650 Li-ion rechargeable battery, 21700 Li-ion rechargeable battery, 26700 LiFePO4 rechargeable battery, Na-ion rechargeable battery. Additionally, we can custom battery packs and BMS to satisfy your needs.

  • MOQ=2 Pieces. Supply battery cells according to your needs.
  • Support Battery Cell Sample Delivery. 
  • Support OEM & ODM, starting  your business now
  • Deliver 1-100 pieces of battery cells in 3 days

18650 High Rate Lithium Ion Battery

CB &UL Certification
80% capacity 300 cycle
$0.7 – $2.5

21700 High Rate Lithium Ion Battery

CB &UL Certification
80% capacity 300 cycle
$1.5 – $3.2

18650 & 21700 High Rate Ultra Low-Temperature Battery

CB &UL Certification
$2.8 – $5.6


26700 High Rate LiFePO4 Battery

-20°C to 80°C
CB &UL Certification
$1.1 – $1.9

♦ Custom Li-ion or Lifepo4 battery pack to satisfy your unique needs.

♦ 26700 batteries/21700 batteries/18650 batteries

♦ Best battery pack solutions in power tools, cleaning appliances, drones, garden tools, medical equipment, vehicles, etc.

♦ UL/CB/SGS/BIS/PSE/KC/MSDS/UN38.3 certification

♦ $20-$300, 1-100 pieces for 5 lead days

♦  Battery management system suits for 10A~200A Li-ion, Lifepo4 or lithium titanate battery pack

♦ High-quality MOS (such as MOSFET) and imported IC (such as TI of USA) to keep your battery for longer cycle life

Top-tier solutions for multiple applications

♦ $5-$100, 1-100 pieces for 5 lead days

Top Lithium Ion Battery Manufacturer for 10 Years



Sunpower New Energy is a leader in the rechargeable battery industry. We have provided stable, safe, and clean energy lithium on cells since 2014.

Sunpower New Energy boasts 2 major production bases, covering an area of 400,000 square meters, with an annual production capacity of over 600 million batteries.

Sunpower develops a variety of eco-friendly Lithium-ion Battery, LFP Battery, Sodium-ion Battery, BMS and Battery Pack, while promoting battery technological innovation through R&D centers and manufacturing equipment. With a strict QC process, we will supply high-quality and longer life sunpower batteries worldwide.

As a leading lithium ion battery company, we supply innovative and high-quality Changhong Sunpower cell products to meet diverse application demands. Our vision is to create a sustainable and powerful world with Sunpower Lithium Ion Battery.

MR. Yang Qingxin


Why Choose Sunpower Lithium-ion Battery Manufacturer

Advanced Lithium Technology

With a total investment of 122 million RMB, we have established 2 major R&D centers in China Peking and North America. Our R & D center teams are composed of many excellent talents, 30% Ph.D. and masters. Additionally, we have cooperated with Tsinghua University(The best university in China) to drive Sunpower lithium battery technology and manufacture eco-friendly batteries.

professional lithium-ion battery team in sunpower new energy
quality control in lithium-ion battery manufacture

Fast Delivery

As a excellent lithium ion battery supplier, we boasts many automatic battery production lines – about 1,500,000 li-ion batteries manufactured per day. Based on high productivity, we can deliver you 1-100 pieces only in 3 lead days. If you want a large number of li-ion cells in a few days, we can satisfy your needs and deliver your product more quickly than others.

Strict Quality Control

Please believe Sunpower New Energy, the best lithium-ion battery manufacturer. we are committed to supplying you with safe and good-performance lithium ion battery, as we have physical and chemical testing equipment, including a scanning electron microscope, ICP, gas chromatography-mass spectrometry, vibrating density tester, specific surface tester, to ensure good quality before delivery.


The lithium-ion(Li-ion battery) is a rechargeable battery that uses the lithium ions to power the battery. 18650 battery is the most popular type.

Li-ion cell can be widely used in home electronics, large appliances, power tools, gardening equipment, vacuum cleaner, snow scooter, drone, etc

A reliable battery manufacturer Sunpower New Energy can supply you safe lithium ion batteries. We are awarded with lots of certifications, such as IATF16949, ISO14001, BSCI. And we strictly follow standards like IEC 61960, IEEE-1725, UL2054, UL1642, etc

Yes. Li-ion cell is clean and green energy with a long cycle, good for the environment.

Battery management system(BMS) is an organizer of lithium-ion cells, designed to protect the battery and greatly improve battery performance.

Refund sample fee with shipping cost in bulk order for new customers

Provide free sample of new arrival for long-term customers

1-100pcs sample order is acceptable

MOQ of OEM or ODM is 10,000pcs for single model and mass production after sample is approved.

30% deposit before production and 70% balance before delivery

Sample 1~5 workdays and order 7~45 workdays or to be negotiated after receipt of deposit and confirmation of design

According to different countries, 3-8 days for international express, 5-10 days for air transportation, 7-60 days for railway and sea transportation

Strict one-by-one test for two times before packaging and sampling inspection for one time before delivery

100% new material for all parts, quality assurance of low defective rate and 1-year warranty after shipment

Provide us video or photo for reference and confirmation if any lithium batteries have problem; Send goods back and refund money if there are many quality problems caused by us

Replace lithium batteries, share freight and ship back in the next order if there are no man-made quality problems

Repair lithium batteries, share freight and ship back in the next order after maintenance

We would like to sign order contract to ensure interests of both sides; We would like to sign secret agreement if customers ask for it. For return we will hold discount promotion periodically

China Canton Fair 2023​

Top lithium ion battery manufacturer Sunpower New Energy participated in the 2023 China Import and Export Fair(Canton Fair), with our high quality li-on batteries product. In the fair, many foreign customers were interested in our products and made deals. 

Lithium-ion battery manufacturer Sunpower New Energy shakes hands with customers in Canton Fair
Lithium-ion battery manufacturer Sunpower New Energy shakes hands with customers in Canton Fair
Lithium-ion battery company Sunpower New Energy shakes hands with customers in Canton Fair
Lithium-ion battery company Sunpower New Energy shakes hands with customers in Canton Fair


Sunpower New Energy provides superior lithium ion batteries and reliable battery solutions for various application.

Power Tool

Sunpower New Energy provides perfect battery solutions for power tools, such as gun drills, electric hammers, multi-tools, etc.

Vacuum Cleaner

Sunpower New Energy offers ideal battery solutions for various household electric appliances, including vacuum cleaners, electric shavers, lamps, and more.

Snow Scooter

Sunpower New Energy can fulfill the battery application needs of winter outdoor sports, like snow scooters, frigid zone rescue, electric warm shoes, and clothing, etc.

Typical Customers


Click to learn more about reliable lithium-ion battery manufacturer Sunpower New Energy and our high-quality sunpower battery!

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