Active Member
|
[China]
Address: Yuanling Bei Road, E'gongling Community, Pinghu Street, Longgang District, Shenzhen 518111, P.R. China
Contact name:Alisa
AIYI TECHNOLOGY CO., LTD |
|
|
Samsung INR21700-48G 4800mAh Flat Top Samsung 21700 48G Rechargeable Lithium-ion Battery Cell 3.7V
Nominal Specifications:
| Item | Specification |
| Brand | Samsung |
| Model | INR21700-48G |
| Chemistry | INR |
| Rechargeable | Yes |
| Standard discharge capacity | Min. 4,700mAh (Typical 4,800mAh) - Charge: 0.3C(1440mA),4.2V, 0.02C(96mA) cutoff @ RT - Discharge : 0.2C(960mA), 2.5V cutoff @ RT * 1C = 4,800mA |
| Standard discharge energy | Min. 17.04Wh (Typical 17.4Wh) - Charge: 0.3C(1440mA),4.2V, 0.02C(96mA) cutoff @ RT - Discharge : 0.2C(960mA), 2.5V cutoff @ RT |
| Charging voltage | 4.20V |
| Nominal voltage | 3.6V (0.2C discharge) |
| Charging method | CC-CV (constant voltage with limited current) |
| Charging current | Standard charge: 1,440mA Rapid charge : 4,800mA |
| Charging time | Standard charge : 5hours Rapid charge : 2.5hours |
| Discharge | 4.8A Max Continuous for optimum cycle life |
| Max. discharge current | 9,600mA (not for cycle life) |
| Max. pulse discharge current | 35A for 10sec, 25A for 30sec, 18A for 60sec (ambient temperature 23℃) |
| Discharge cut-off voltage | 2.50V |
| Cell weight | Max.: 69g |
| Cell dimension (W/O tube, W/O Washer) | Max. height to top : 70.15mm Max. height to crimping : 70.15mm Max. upper diameter : 21.1mm |
| Operating temperature (Cell surface temperature) | Charge : 0 to 50℃ Discharge: -20 to 60℃ |
| Storage temperature | 1 year : -20~25℃ 3 months : -20~45℃ 1 month : -20~55℃ |
Note (1): Rapid charge current of 4,800mA is not recommended for
long life cycle.
Max charge current for reliable cycle life at T2~T4 region is
0.33C(1,584mA) in
Fig.1, charge current of 0.3C (1,440mA) is recommended for long
life cycle at
standard temperature region.
Note (2): If the cell is kept as ex-factory status (30% of charge),
the capacity recovery rate is more than 90%.
Product Advantages:
1) Green product
2) Long standby time
3) New size: 21700
4) High capacity
5) Small size
6) Light weight
7) Excellent safety performance
8) Excellent storage performance and low self-discharge rate
9) Short circuit testing passed
10) Overcharge testing passed
11) Over discharge testing passed
Major Application:
1) Portable equipment: Laptop, camcorder, PDA, digital camera,
portable DVD etc.
2) Military equipment: IR telescope
3) Medical devices
4) Power tools
Features:
High Capacity and Stable Discharge Voltage
Light weight, small size and high performance
Small internal resistance
Outstanding Discharge properties and Storage Capacity
Pollution free, long cycle life
No memory effect
Existing stock for short delivery time.
Factory price, high quality
Cautions:
1. When using the application equipped with the battery, refer to
the user’s manual before usage.
2. Please read the specific charger manual before charging.
3. Charge time should not be longer than specified inthe manual.
4. When the cell is not charged after long exposure to the charger,
discontinue charging.
5. Battery must be charged at operating temperature range 0 ~ 45°C.
6. Battery must be discharged at operating temperature range -20 ~
60°C.
7. Please check the positive(+) and negative(-) direction before
packing.
8. When a lead plate or wire is connected to the cellfor packing,
check out insulation not to short-circuit.
9. Battery must be stored separately.
10.Battery must be stored in a dry area with low temperature for
long-term storage.
11.Do not place the battery in direct sunlight or heat.
12.Do not use the battery in high static energy environment where
the protection device can be damaged.
13.When rust or smell is detected on first use, please return the
product to the seller immediately.
14.The battery must be away from children or pets
15.When cell life span shortens after long usage, please exchange
to new cells.
Quality Guarantee:
www.eleteks.com is committed to providing you with authentic 21700 lithium-ion batteries. Every battery sold was tested strcitly and of the highest quality.
We only sell authentic Li-Ion batteries.
The authentic 21700 batteries are well inspected.
Price:
We totally understand the price is crucial to a wholesaler, so we will do our best to maximize your profits.
We won’t ensure you our price is lowest but we ensure you what you paid is the price for authentic rechargeable Li-ion batteries.
Detail Photos Show:
To know more about NEW Samsung INR21700-48G 4800mAh 3.7V rechargeable 21700 battery, please check the official Data Sheet with us by following way:
Skype: power4world
Email: sales@eleteks.com
