21700 50E 40P 40PL 50PL 58E 4000mAh Cylindrical Lithium Ion 26V 35V Batteries 18650 3500mAh Version with 25P at 26V 35V 3.2V 5AH
Price varies depending on material, logo, quantity and customization requirements.
Introduction
| Battery Size | 21700 | Cathode Materials | NCM |
| Cycle Life | 1000 cycles | Battery Type | Liquid |
| Operating Temperature(℃) | -20 ℃ ~ 68 ℃ | Weight | 71g |
| Capacity | 4000mAh | Nominal Electricity | Wh |
| Energy density | Wh/Kg | Max discharge current | 17.5C |
| Rapid charge | CCCV,2.5A,4.20±0.05V,250mA cut-off | Keywords | 21700 4000mah |
| key words | 21700 4000mah electric bike scooter ebike battery |
We are China Loong Energy Storage Co., Ltd., a professional manufacturer and supplier specializing in Energy Storage. We have brought together and coordinated resources across the Energy Storage supply chain, enabling us to maintain consistent product quality and establish long-term partnerships with clients worldwide.
Our mission is to provide high-quality products and reliable service. We are committed to offering the following advantages:
- Stable production system ensuring consistent quality, dependable supply, and standardized manufacturing management;
- Strict quality control covering material selection, processing, surface finishing, and final packaging;
- Variety of products and specifications to meet diverse project requirements and application scenarios;
- OEM & customization support based on drawings, samples, or specific technical requirements;
- Flexible packaging solutions to ensure safe handling and transportation of products;
- Continuous improvement in products and services to better support customers in different markets.
If you are interested in our products, please feel free to contact us. We look forward to establishing long-term and mutually beneficial cooperation with you.