Product Description
This 21700-3S2P/9800mAh battery boasts a high energy density of 9800mAh, making it ideal for high-power devices. With a nominal voltage of 10.8V and a cylindrical design (126.5mm x 24mm x 70.5mm), it is compatible with a variety of applications. The 3S2P configuration (3 cells in series, two cells in parallel) ensures voltage balance and higher power output. Using ternary chemistry, this battery delivers long-lasting performance, high energy density, and a long cycle life. It is suitable for power tools, electric vehicle solutions, and energy storage systems.
Key Features
High Capacity: A 9800 mAh battery provides long-lasting power for power-hungry devices.
Stable Voltage: A 10.8V supply ensures reliable, stable performance.
Compact Design: Measuring only 126.5mm x 24mm x 70.5mm and weighing just 440g, it’s easy to integrate.
Durable Chemistry: The ternary lithium battery structure improves energy density and cycle life.
Three-Cell Battery Structure: The 3S2P battery configuration provides high voltage and stable power output.
Cylindrical Form Factor: Standard 21700 size, compatible with a variety of devices.
Application Areas
Power tools and industrial equipment
Electric vehicles and mobility solutions
Energy storage systems
Consumer electronics
Internet of Things and smart devices
Electrical Characteristics
| No. | Item | Parameter | Remark |
| 1 | Rating Voltage | 10.8V | |
| 2 | Capacity | 9800mAh | 0.2C discharge after full charge |
| Minimum Capacity | 9700mAh | ||
| 3 | Charge Voltage | 12.6V卤0.05V | Stored for one h to 4h, charged by using the upper limited charging voltage of 12.6V and maximum charging current of 5000mA |
| 4 | Impedance | 130m惟 (Max) | |
| 5 | Charging Mode | C.C/C.V. (Constant Current / Constant Voltage) | Voltage conversion based on battery voltage |
| 6 | Charging Method | Standard Charging 0.2C | Charging Current 2A |
| Max Charging 0.5C | Charging Current 5A | ||
| 7 | Charging Time | Standard Charging | 5.5 Hours |
| Fast Charging | 2.5 Hours | ||
| 8 | Overcharge Protection | 12.83V | Charging current reduced to 0.01C (26mA) by using a constant voltage charging method |
| 9 | Over Discharge Protection | 8.4V | |
| 10 | Overcurrent Protection | 8-10A, Max overcurrent 23A | |
| 11 | Short Circuit Protection | Yes | |
| 12 | Operating Consumption Current | 15碌A (Max) | |
| 13 | Operating Temperature | Charging: 0~45掳C | Discharging: -20~60掳C |
| 14 | Storage Temperature | 25卤5掳C | Storage capacity should be 40%~50% full charge |
| 15 | ID Resistor | / | |
| 16 | ESD Test | None |
Battery Configuration
| No. | Item | Type | Qty |
| 1 | Cell | 21700/4900mAh | 6 |
| 2 | Materials | Square Protection Board | 1 |
| 3 | Accessories | Insulation Pads, PVC Sleeve, Nickel Strips | – |
| 4 | Wire | 2.54 terminal, 20# Silicone Wire | 2 |
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