| Customization: | Available |
|---|---|
| Type: | Li-ion Battery |
| Cathode Material: | NCM |
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Factory Price High Quality Li-ion Battery 3.7V 18650 21700 2600mAh 4000mAh 5000mAh for E bike, battery pack, drill, RC airplane, etc Li-ion Battery cell
| Product name | LR21700SA 4000mAh |
| Model NO. | 21700 SA |
| Battery Size | 21*70mm |
| Typical Capacity | 4000mAh |
| Usage | flashlight,Power Tools,Battery pack |
| Nominal Cell Voltage | 3.7 V |
| Charge voltage | 4.2 V |
| Rechargeable Times | 1000 |
| Cycle Life | >500s |
| Standard charger | cc/cv(max ,charging rate 2A) |
| Discharge cut-off voltage | 2.5V |
| Operating Temperature | charge (0 ~ 45°C) |
| discharge (-20 ~ 60°C) | |
| Weight | 48g |
| Chemical System | Lithium ion Battery |
| Storage Temperature | within 1 month (-20~ 50°C) |
| within 3 months (-20~ 40°C) | |
| within 3 months (-20~ 20°C) | |
| Appearance | Without scratch, distorion, contamination and leakage |
| Application | Toys, Power Tools, Home Appliances, Consumer Electronics |
| Standard environmental condition | Temperature: 23±5°C Humidity: 45-75%RH Atmospheric Pressure :86-106KPA |
Over the 18 years since our foundation, we have served thousands of clients, providing them with professional
solutions of Battery Management System and a variety of battery packs such as lithium, lithium iron phosphate,
lithium titanate, and sodium ions.
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