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21700 Li-Ion Cells


As a professional manufacturer, we are capable of meeting your requirements, we accept and consider all orders with unique specifications, our OEM-standard products successfully undergoes professional certification. We are eager to cooperate with foreign companies which care much on the high quality solutions, stable supply, organizational reputation. The world is our market – this 21700 li-ion cells will be supplied globally to West Asia, North Africa, United States, New Zealand, etc. While in the past few years, our company continues to lead the way advanced technologies, exceeding the industry standard. We’re seeking forward for your inquiries. Please contact us. Honesty is our principle, our goal is exceptional service, focus on customer’ demand is the source of company survival. We are looking forward to cooperating with you and providing our best services for you, as well as our 21700 li-ion cells, HIGH RATE LITHIUM ION 21700 BATTERY,LIFEPO4 CYLINDRICAL BATTERY. Sunpower New Energy is dedicated into the market to providing premium 21700 li-ion cells and service to global customers.


 
 

Get High Rate Cylindrical Battery Cells!

Sunpower New Energy offers a wide selection of high rate cylindrical battery cells!

 
 

21700 Li-Ion Cells Boost Profit – Consider Other Products?


 
 

18650 Lifepo4 Battery 3C 3.2V 2000mAh

High temperature Lifepo4 battery refers to the battery that has good storage performance and cycle life performance under high temperature conditions. The charging temperature is higher than 45℃ while discharge temperature is higher than 60℃.

2000mAh 3.2V 3C 18650 high rate Lifepo4 Battery 20E is stable, safe and reliable, can withstand all kinds of harsh environment, and can be specially developed for the majority of users with special specifications, special requirements of high performance Lifepo4 battery and Lifepo4 battery pack.

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18650 Li-ion Battery 3.7V 1300mAh

High temperature lithium ion battery refers to the battery that has good storage performance and cycle life performance under high temperature conditions. The charging temperature is higher than 45℃ while discharge temperature is higher than 60℃.

1300mAh 3.7V 15C high rate lithium ion Battery 13P is stable, safe and reliable, can withstand all kinds of harsh environment, and can be specially developed for the majority of users with special specifications, special requirements of high performance lithium battery and lithium battery pack.

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Custom Battery Management System (BMS)

  • Sunpower Energy’s expertise extends to delivering top-tier solutions in the realm of custom BMS. With a focus on tailor-made excellence, we specialize in crafting battery management system (BMS) solutions for battery packs. Count on us for an exceptional BMS service, curated for a multitude of applications.
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26700 battery

26700 Lifepo4 Battery 3.2V 4500mAh

Sunpower Energy 4500mAh 3.2V 3C 26700 high rate Lifepo4 Battery 45E has good storage and cycle life performance under high-temperature conditions. The charging temperature is higher than 45℃ while the discharge temperature is higher than 60℃.

This 26700 Lifepo4 battery is stable, safe and reliable, can withstand all kinds of harsh environments, and can be specially developed for the majority of users with special specifications, special requirements of high-performance Lifepo4 battery and Lifepo4 battery pack

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low temperature battery

18650 Low Temperature Battery 3.7V 3000mAh

  • The lithium-ion 18650 battery 30L features higher capacity, more safety, longer life and wider application. 18650 battery can be used in extremely cold situations, suitable for fitting frigid zone rescue, polar research, snow scooter and other applications. 18650 battery 3000mah 3.7v is a great technology breakthrough that overcome the low temperature condition(-40 ℃). Sunpower New Energy will provide you the top- quality 18650 battery.
  • Provide you best solution of battery pack according to your environment
  • New energy li ion 18650 battery, friendly to our environment.
  • Longer cycle life of low temperature 18650 battery, about 80% capacity after 300 cycles, durable to use
  • Safe lithium-ion battery, comply with international electric power safety standards(CB, UL, SGS, BIS, PSE, KC, MSDS, UN38.3)
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21700 Li-Ion Cells Cut Down Cost – View Other Pages


 
 
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https://www.sunpowernewenergy.com/wp-content/uploads/2025/07/Sunpower-Factory-Hand3.mp4 Hot-Selling Lithium Ion & Lifepo4 Cell Supply As an outstanding lithium-ion battery manufacturer, Sunpower New Energy offers a wide selection of high rate cylindrical battery

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More About 21700 Li-Ion Cells & Sunpower New Energy


A warm welcome from Sunpower New Energy, have a look at the most unique 21700 li-ion cells here! Sunpower New Energy has a long history and experience of providing21700 li-ion cells, which means we are competitive and masterful. Our long-standing presence in this market has resulted in us having a substantial workforce, an expansive factory, and an impressive monthly production capability. Our 21700 li-ion cells are preferred. Quality assurance is at the core of our operations, with strict testing standards, standardized production processes, and comprehensive quality management in place to safeguard the excellence of our 21700 li-ion cells. Moreover, as a masterful, we have copious experience of 21700 li-ion cells and have gain great reputation. Our partnerships include numerous collaborators from numerous countries. Our primary sales regions reach virtually every part of the world. We always believe that your request is our command!If you are looking for a industry-leading collaborator, consider us right now!

 
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