| Customization: | Available |
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| Type: | Lithium-Ion Battery Pack |
| Connection Mode: | Series and Parallel |
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2500mAh 7.4v 18650 li-ion battery pack
Customize your solution with us. Our tailored design, production, packaging, and logistics services are here to meet your unique needs
Each cell can provide 3C of current, so all together the peak current you can draw is over 7.8 Amps. This battery pack can provide strong power for 8.4V power tools, mobile speakers,s and other mobile devices.
| Item | Specification | |
| Typical Capacity | [email protected] | |
| Minimum capacity | [email protected] | |
| Nominal Voltage | 3.7V | |
| Charging Voltage | 4.20±0.05V | |
| End Voltage | 3.0V | |
| Shipment Voltage |
3.80-4.00V | |
| Charging Current (Std.) |
0.5C | |
| Charging Time (Std.) |
2.5-3.0 hours | |
| Discharging Current (Std.) |
0.5C | |
| Charging Current (Max.) |
0.5C (45ºC≥T≥0ºC) | |
| Discharging Current (Max.) |
1C(60ºC>T≥0ºC) 0.5C(60ºC>T≥-20ºC) |
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| MAX recommended charge and discharge cell body temperature |
Charge:0~45ºC Dicscharge:-20~+60ºC | |
| Cell Internal Resistance | ≤60 mΩ (AC Impedance, 1000 Hz) | |
| Weight | ≤98g | |
| Temperature range for storage |
less than 3 month | -20~+35ºC |
| less than 1 year | -10~+25ºC | |
| Relative humidity | 45~75%RH | |
Stable supply:
Shenzhen Siruituo Technology Co., Ltd. is a leading technology company specializing in polymer lithium-ion batteries. Based in Shenzhen, China, we have a daily production capacity of 80,000 cylindrical battery cells and 200 sets of battery cell molds. Our customers include world-renowned brands such as Motorola, Xiaomi, and many more.
Our experienced team has nearly 10 years of experience in technology, production, quality, and sales. We have multiple independent intellectual property rights and technical patents, ensuring our leading position in the field of polymer lithium-ion batteries in China.
We provide communication base station energy storage, home energy storage products, and industrial and consumer electronic battery solutions. We are committed to providing customers with high-quality, reliable products and professional services to meet their various application needs.
To ensure product quality and environmental safety, we strictly follow ISO9001, ISO14001, OHSAS18001, and IATF16949 management systems, and comply with international and domestic security and environmental requirements. Our vision is to provide green energy to people around the world, and we will continue to innovate and develop high-performance battery products to promote the application and development of green energy.
Q1: What is the capacity of the 18650 rechargeable battery pack?
A: The capacity of the 18650 rechargeable battery pack varies depending on the specific product and configuration. Generally, the capacity ranges from 2000mAh to 5000mAh.Can be customized according to your needs
Q2: How long does it take to charge the 18650 rechargeable battery pack?
A: The charging time of the 18650 rechargeable battery pack depends on the charging current and the capacity of the battery pack. Generally, it takes about 3-5 hours to fully charge a 2000mAh battery pack with a charging current of 1A.
Q3: How many times can the 18650 rechargeable battery pack be recharged?
A: The number of times the 18650 rechargeable battery pack can be recharged depends on the specific product and the quality of the battery cells. Generally, a high-quality 18650 battery can be charged and discharged for about 500-1000 cycles.
Q4: What is the voltage of the 18650 rechargeable battery pack?
A: The voltage of the 18650 rechargeable battery pack depends on the number of cells in the pack and the configuration. Generally, the voltage range is between 3.6V and 72V.
Q5: What safety features does the 18650 rechargeable battery pack have?
A: The 18650 rechargeable battery pack usually has multiple safety features, such as overcharge protection, over-discharge protection, over-current protection, and short-circuit protection. These features are designed to prevent the battery pack from overcharging, over-discharging, or short-circuiting, which can cause damage to the battery or even result in safety hazards.
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