5000mAh 21700 Rechargeable Li Ion Battery INR21700-50E for Household Appliances
21700 Battery INR21700-50E 5000mAh Advantages
1) Cells: A grade cells to make sure batteries in high and full capacity,
2). High-energy density,
3). Low self-discharge,
4). Low internal resistance,
5). Long cycle life, over 1000 times,
6) Certifications : UL, CE, CB, UN38.3, MSDS,...
21700 Battery Description and Model
Description: Cell(Cylindrical Lithium-ion Cell)
Model: INR21700-50E
Site: Manufactured in Zhejiang, China
21700 Battery INR21700-50E 5000mAh Nominal Specifications
| Model | INR21700-50E |
|
Nominal Capacity(Typical) |
5000mAh@0.2C |
|
Nominal Capacity(Minimum) |
4900mAh@0.2C |
| Nominal Voltage | 3.7V |
| Charging Voltage | 4.2V |
| Standard Charge Method | CC-CV(0.5C,4.2V,0.05C cut-off) |
| Standard Discharge Method | CC(0.2C,2.5V) |
| Discharge Cut-off Voltage | 2.5V |
| Max Charge Current | 1C(not for cycle) |
| Max Continuous Discharge Current | 3C |
| Internal Resistance | ＜30mΩ(ACIR) |
| Cycle Life | +0.5C/-1C Cap(800th)/Cap(Av10)≥80% |
|
Operating Environment (surface temperature) |
Charge, 0°C ~ 50°C |
| Discharge, -20°C~60°C | |
| Weight | ＜74g |
| Cell Dimension | Hight: 70.75mm(Max); Diameter: 21.5mm(Max) |
| Storage Environment | 1 year: -20~25°C ≤70%RH |
| 3 months: -20~45°C ≤70%RH | |
| 1 month: -20~55° ≤70%RH | |
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Outline Dimensions:
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Package:
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21700 Battery INR21700-50E 5000mAh Applications
| High power cordless vacuum cleaner, Electric cigarette, Electric scooter, High power home Appliances, Power Tool... |
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Unemetech Service
1). Professional lithium ion battery packs supplier for over ten years, and have our own factory,
2). Strong R&D team to support,
3). Offer OEM/ODM service for customer's order,
4). Quick reply and action,
5). Competitive price, good sale and after-sales service.
