China Suppliers NCM/NCA 21700 40Y Ultra High Rate Cylindrical Lithium Battery - 4000mAh High Power Factory Direct
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01
Model
IEC：LR6 ANSI：AA
02
Electrochemical System
Zinc-Manganese Dioxide (Zn/MnO₂)
03
Weight
Approx. 23.5 g
04
Nominal Voltage
1.5V
05
Heavy Metal Content
Hg≤1ppm, Cd≤20ppm, Pb≤40ppm
06
Typical Capacity
3000 mAh(Test conditions: 10 mA, 24 h/d, 20 °C, end voltage = 0.8 V)
Special sealing structure for safe and efficient leak prevention
Special sealing structure for safe and efficient leak prevention
High-performance cathode materials and upgraded cell formula greatly enhance battery capacity
High-performance cathode materials and upgraded cell formula greatly enhance battery capacity
K-treated steel can technology extends battery shelf life
K-treated steel can technology extends battery shelf life
Production Process
Produced on a fully automatic
high-precision production line, the entire process from cell assembly and sealing to
performance testing is carried out in strict accordance with standardized
procedures.Multiple sealing techniques and precise structural design effectively
enhance the battery’s sealing performance and stability. Every single battery
undergoes multiple rounds of performance and safety tests to ensure consistent and
reliable quality.
Product Material
Selected high-purity raw materials and high-density cathode materials deliver higher energy density and more stable discharge. Adopting a mercury-free eco-friendly formulation, the batteries are free of harmful substances such as mercury and cadmium, making usage and recycling safer. The rugged outer casing is impact-resistant, oxidation-resistant and corrosion-proof, adapting to a variety of application environments.
Core Advantages
• Stable 1.5V voltage output,
long-lasting and strong power
• Professional leak-proof structure to protect device safety
• Mercury-free and eco-friendly, complying with domestic and international environmental standards
• High endurance, longer service life
• Wide operating temperature range, excellent environmental adaptability
• Long shelf life, low self-discharge rate
• Professional leak-proof structure to protect device safety
• Mercury-free and eco-friendly, complying with domestic and international environmental standards
• High endurance, longer service life
• Wide operating temperature range, excellent environmental adaptability
• Long shelf life, low self-discharge rate
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Remote controls for TV, air conditioners and set-top boxes
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Children’s electric toys, RC cars and game consoles
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Wireless mice, keyboards and microphones
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Smart door locks, doorbells and alarm systems
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Flashlights, desk lamps and small fans
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Alarm clocks, radios, blood pressure monitors
Affordable Energy
Changhong alkaline batteries provide cost-effective power solutions for household, office, supermarket, commercial and industrial applications.
Custom Packaging
12 The company is capable of packaging a full range of alkaline batteries (LR20/ LR14/ LR6/ LR03/ 6LR61/ LR8D425), including blister cards, heat shrink packaging, paper boxes, paper card packaging, etc. Customization is available according to customer requirements.
Reliable Power
Featuring high compatibility, stable performance, safety and reliability, our products meet various demands such as bulk procurement, long-term backup power and continuous usage. They are a convenient, reliable and cost-effective power choice.
