Li-Ion battery SAMSUNG model 21700 with a capacity of 5000mAh and a maximum discharge current of 35A.
Cell Li-Ion 4400mAh 3,6V SVOLT 21700
21700SVOLT4400
Li-Ion battery SVOLT model 21700 with capacity 4400mAh and voltage 3,6V.
Price: Kč75
Price excl. VAT: Kč62
Price excl. VAT: Kč62
Price history
Lowest price in the last 30 days before discount Kč75
Battery 21700, lithium cell
This cylindrical lithium cell with typical dimensions (approx. 21 x 70 mm) is one of the newest and most powerful lithium-ion battery types on the market. They are characterized by high capacity, long life and fast charging. 21700 lithium batteries are used in a wide range of electronic devices, including:
- power tools
- electric bikes
- drones
- power banks
- and other electronics
Technical Specifications:
- Rated capacity: 4400 mAh@0.2C
- Minimum capacity: 4200 mAh@0.2C
- Rated voltage: 3.6V
- Charging voltage: 4.20V
- Discharge cut-off voltage: 2.75V
- Maximum charging current: 0℃ ≤ T ≤ 5℃ 0.2C (880mA) (not for cycle life); 5℃ < T ≤ 15℃ 0.5C (2200mA) (not for cycle life); 15℃ < T ≤ 45℃ 1C (4400mA) (not for cycle life)
- Maximum discharge current: -20℃ ≤ T ≤ 5℃ 1.0C (4400mA) (not valid for cycle life); 5℃ < T ≤ 45℃ 3.0C (13200mA) (not valid for cycle life); 45℃ < T ≤ 60℃ 1.5C (6600mA) (not valid for cycle life)
- Internal
resistance:
- ≤ 20 mΩ (AC impedance, 1000 Hz)
- Storage temperature: 1 year -20~25℃; 3 months -20~45℃; 1 month -20~60℃
Package includes: 1x Li-Ion cell
Cells cannot be connected by soldering. To avoid damage, resistance or laser welding is recommended to connect the cells.
Features
- Weight
- ±67,5 g
- Energy
- 15.84 Wh
- Rated capacity
- 4.4 Ah
- Nominal voltage
- 3.6 V
- Dimensions (D × H)
- 21 × 70 mm