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18650 Specialist 21700 Specialist OEM / ODM

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18650 Battery 1 21700 Battery High Discharge Rate Battery High Energy Density Battery High Voltage Battery Lipo Battery Semi Solid State Battery

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18650 Cell

3.7V 5000mAh Cell

June 14, 2026

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Professional 18650 & 21700 cylindrical lithium battery pack manufacturer. Custom OEM/ODM solutions for drones, robotics, industrial equipment, and energy storage.

UN38.3 MSDS OEM/ODM

Cell Types

18650 Cell

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info@umaxpower.com

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+86 157 9848 3339

Response Time

Within 24 hours

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Supported Cell Brands

SamsungLGPanasonicMolicelEVEBAKLishenMurata

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