Lithium-ion Battery Pack
High-rate 5C 18650 14.8V 2000mAh
Reliable Power, Enhanced Safety
✔ High Energy Density –2000mAh+ capacity for longer runtime, reducing replacements.
✔ Long Cycle Life – 1000+ charge cycles, ensuring durability.
✔ Stable High Discharge Rate – Consistent power output for high-performance devices.
✔ Wide Temperature Adaptability – Works reliably from -20℃ to 60℃.
✔ Advanced Safety Protection – Intelligent BMS prevents overcharging & short circuits.
🔹 Custom voltage, capacity & BMS solutions available.
🔹 Contact us today for a tailored battery solution!
SPECIFICATION
| No. | Item | Characteristics | Remarks |
|---|---|---|---|
| 1 | Nominal Capacity | Minimum: 1900mAh
Typical: 2000mAh |
Standard discharge after Standard charge (0.2C) |
| 2 | Nominal Voltage | 14.8V | — |
| 3 | Charging Cut-off Voltage | 16.8V | — |
| 4 | Discharge Cut-off Voltage | 10.0V | — |
| 5 | Standard Charge | Constant Current 0.2C, Constant Voltage 12.6V, Cut-off Current 0.01C | Charge Time: Approx 6.5h |
| 6 | Maximum Constant Charging Current | 2A | — |
| 7 | Standard Discharge | Discharge at 0.2C to 6.0V | — |
| 8 | Maximum Continuous Discharging Current | 10A(5C) | — |
| 9 | Operating Temperature | Charge: 0~45°C, Discharge: -20~60°C | — |
| 10 | Storage Temperature | -20~45°C for 1 Month, -10~35°C for 6 Months | — |
| 11 | Storage Voltage | 14.4-15.4V | — |
Characteristics
Electrochemical performance characteristics
| No. | Item | Testing Method | Requirements |
| 1 | Fully Charged
State |
CCCV or Constant current charge to 4.2V @0.5C follow by a constant voltage holding at 4.2V until current drops below 26±2mA. | — |
| 2 | Rated Capacity | 0.5c CCCV 0.01c at 4.2V (per 6.1.1) at room temp. (20±5C), rest for 1-2 hrs then discharge at a constant current of 0.2C to 3.0V, testing will be terminated by either 5 cycles or any one discharge time exceeds 5 hrs | ≥1900mAh |
| 3 | Cycle Life
@25℃ |
Discharge to 3.0V @0.2C, then 0.5c CCCV 0.01C charge to 4.2V, rest for 10 min. discharge @ 0.2C to 3.0V and rest for 10 min. Continue the charge/discharge cycles until discharge capacity lower than 80% of rated capacity. | Cycle life ≥300 |
| 4 | Internal Impedance | Internal impedance is measured on a 50% charged battery at 1KHz AC at ambient temperature（20±2）℃ | — |
| 5 | Capacity Retention | Fully charge cells per 6.1.1, store them at (20±2)℃ for 28 days, then discharge the cells to 3.0V at 0.2C. | Discharge Capacity≥1600mAh |
| 6 | High Temperature Characteristics | Fully charge cells per 6.1.1, store them at (55±2)℃ for 2 hours, then discharge the cells to 3.0V at 0.2C. | Discharge Capacity≥1600mAh |
| 7 | Low Temperature Characteristics | Fully charge cells per 6.1.1, store them at (-10±2)℃ for 16~24 hours, then discharge the cells to 3.0V at 0.2C. | Discharge Capacity≥1200mAh |
| 8 | Cell Voltage during Transportation | Check open circuit voltage (OCV) of cells prior to the delivery to customers | ≥14.4V |
– Warranty
Warranty period for this product is 1 year starting from the date when the products left the door of manufacturer.
– Liability
The user has to operate the products according to the instructions printed on the battery label or follow the advices described in this “Product Specification for Lithium Ion Batteries published by shenzhen pknergy energy Co., Limited. In case the battery were overheated or even catch fire or explosion caused by mishandling of the user side, shenzhen pknergy energy Co., Limited. will not be liable for the lose caused by any of such mishandling. shenzhen pknergy energy Co., Limited. will notify the users in written form if any modifications in specification, raw material, production process control.
– Battery Packing Label
The following warnings should be indicated on the battery pack labels.
- Use a specified charger.
- Do not throw the battery into fire, or heat.
- Do not short-circuit the battery terminals.
- Do not disassemble the battery.
– Warnings and Cautions in Handling the Lithium-ion Battery
To prevent potential leaking, overheating or explosion of batteries please be advised to take following precautions:
Common Application Scenarios
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Product FAQs
1. What are the typical applications of lithium-ion batteries?
Lithium-ion batteries are widely used in various industries, including consumer electronics, renewable energy systems, medical devices, and industrial equipment. Their high energy density, long cycle life, and lightweight properties make them ideal for powering a wide range of applications.
2. How do I choose the right lithium-ion battery for my project?
Choosing the right lithium-ion battery depends on factors like voltage, capacity, discharge rate, and environmental conditions. Our team of experts can assist you in selecting the optimal battery based on your specific needs and application requirements.
3. What are the benefits of using lithium-ion batteries for industrial applications?
Lithium-ion batteries offer numerous benefits for industrial applications, including high energy density, long-lasting performance, fast charging, low maintenance costs, and compact size. These features improve efficiency and reduce overall operational costs in industrial settings.
4. What warranty do you offer on lithium-ion batteries?
PKNERGY offers a standard warranty on all lithium-ion batteries, typically covering manufacturing defects and performance issues. The specific warranty terms may vary depending on the battery model and application. Please contact us for detailed warranty information for your selected product.
