Li-ion 18650 Battery
High Energy Density
High Current Output
Fast Charging
Long Cycle Life
Best Selling Lithium Battery
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18650 Battery 2000mAh
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18650 Battery 2600mAh
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18650 Battery 3500mAh
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Other Cylindrical Lithium Ion Battery
3.7 V 2000mAh 18650 Battery 18650-3C
11.1 V 2000Ah 18650 Battery Pack 18650-3S-3C
11.1 V 30Ah 18650 Battery Pack 18650-3S15P
3.7 V 5200mAh 18650 Battery Pack 18650-2P
3.7 V 7500mAh 18650 Battery Pack 18650-3P
7.4 V 2600mAh 18650 Battery Pack 18650-2S
7.4 V 5200mAh 18650 Battery Pack 18650-2S2P
11.1 V 2500Ah 18650 Battery Pack 18650-3S
11.1 V 10Ah 18650 Battery Pack 18650-3S4P
3.7 V 100Ah 18650 Battery Pack 18650-40P
Learn More Ufine Batteries
Here are the detailed specifications for our batteries. If you have any questions, feel free to contact us anytime.
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Model
Capacity
Nominal Voltage
Dimension
Protective Function
Certification
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18650 Battery 2000mAh
3.7 V 2000mAh 18650 Battery 18650-3C 18650-3C 2000mAh 3.7V 18*65mm(MAX) NO MSDS Request Quote View Details 11.1 V 2000Ah 18650 Battery Pack 18650-3S-3C 18650-3S-3C 2000mAh 11.1V 18*54*67mm(MAX) YES MSDS Request Quote View Details 11.1 V 30Ah 18650 Battery Pack 18650-3S15P 18650-3S15P 30000mAh 11.1V 75*57*277mm(MAX) YES MSDS Request Quote View Details -
18650 Battery 2600mAh
3.7 V 5200mAh 18650 Battery Pack 18650-2P 18650-2P 5200mAh 3.7V 18*36*68mm(MAX) YES MSDS Request Quote View Details 3.7 V 7500mAh 18650 Battery Pack 18650-3P 18650-3P 7500mAh 3.7V 18*56*68mm(MAX) YES MSDS Request Quote View Details 7.4 V 2600mAh 18650 Battery Pack 18650-2S 18650-2S 2600mAh 7.4V 19*37*70mm(MAX) YES MSDS Request Quote View Details 7.4 V 5200mAh 18650 Battery Pack 18650-2S2P 18650-2P2S 5200mAh 7.4V 19*84*68mm(MAX) YES KC Request Quote View Details 11.1 V 2500Ah 18650 Battery Pack 18650-3S 18650-3S 2500mAh 11.1V 18*54*67mm(MAX) YES MSDS Request Quote View Details 11.1 V 10Ah 18650 Battery Pack 18650-3S4P 18650-3S4P 10000mAh 11.1V 40*70*120mm(MAX) YES MSDS Request Quote View Details 3.7 V 100Ah 18650 Battery Pack 18650-40P 18650-40P 100Ah 3.7V 37*132*190mm(MAX) YES MSDS Request Quote View Details -
18650 Battery 3500mAh
3.7 V 3500mAh 18650 Battery 18650-3C 18650-3C 3500mAh 3.7V 18*65mm(MAX) NO MSDS Request Quote View Details 11.1 V 3400mAh 18650 Battery Pack 18650-3S 18650-3S 3400mAh 11.1V 18*54*67mm(MAX) YES MSDS Request Quote View Details 11.1 V 3500mAh 18650 Battery Pack 18650-3S 18650-3S 3500mA 11.1V 18*54*67mm(MAX) YES MSDS Request Quote View Details 3.6V 6600mAh 18650 Battery Pack 18650-2P-3C 18650-2P-3C 6600mAh 3.6V 18*36*67mm(MAX) YES MSDS Request Quote View Details -
Other Cylindrical Lithium Ion Battery
3.7 V 350mAh Cylindrical Battery 08600 08600 350mAh 3.7V 8.5*62mm(MAX) NO UL UN38.3 Request Quote View Details 3.7 V 600mAh Cylindrical Battery 14500 14500 600mAh 3.7V 14*14*50mm(MAX) NO MSDS Request Quote View Details 3.7 V 850mAh Cylindrical Battery 13600 13600 850mAh 3.7V 13.5*62mm(MAX) NO UL UN38.3 Request Quote View Details 3.7 V 1000mAh Cylindrical Battery 14500 14500 100mAh 3.7V 14*50mm(MAX) NO MSDS Request Quote View Details 3.7 V 4000mAh Cylindrical Battery 21700 21700 4000mAh 3.7V 21*70mm(MAX) NO MSDS Request Quote View Details 12.8 V 5000mAh Cylindrical Battery 32700-4S 32700-4S 5000mAh 12.8V 33*130*75mm(MAX) YES MSDS Request Quote View Details
Professional Lithium Polymer Battery Manufacturer
Your satisfaction, our priority.
UFine's products have obtained various certifications. We haven't show all the certificates here, and if you need more certifications'information or require certificates for custom products, please contact us. We are committed to continuously testing our products for compliance with regulations like RoHS, REACH, etc. This ensures our products meet the necessary standards.
Steps to Custom Lithium Polymer Battery
01
Enquiry and Design
Contact us with requirements. The technical team creates tailored designs.
02
Sampling and Sample Testing
Receive customized battery samples for evaluation within two days.
03
Confirmation and Production
Finalize specifications, sign the production contract, and pay a 30% deposit.
04
Delivery and Shipping
Make final payment, and arrange safe and efficient delivery.
FAQs
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How long does it take to fully charge a lithium battery?
Charging time depends on the battery's capacity and the charger's current. For example, if the battery capacity is 4000mAh and the charger current is 2500mA, charging time = 4000mAh / 2500mA = 1.6 hours. -
How does a lithium-ion battery pack differ from individual lithium-ion cells?
A Lithium-ion Battery Pack combines multiple cells to offer higher voltage and capacity than individual cells, suitable for high-power applications such as electric vehicles and military batteries. -
How long do lithium batteries last?
Our lithium battery cycle life is more than 500 times. The lifespan of a lithium battery depends on various factors, such as usage patterns, charging and discharging conditions, and overall maintenance. -
Can lithium batteries be customized for specific applications?
Yes, lithium batteries can be customized to meet specific requirements. This includes customizing the battery capacity, voltage, size, shape, and other parameters to suit the application's needs. Capacity: 20mah~12000mah, Voltage: 3.2v~48v. -
Can low-temperature batteries be utilized in mobile applications or devices operating in cold climates?
Yes, these batteries are designed for mobility and can reliably power devices in cold climates, ensuring consistent performance.
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