Product Description:
The Tesla Model 3 NCR21700 is a premium-grade 21700 lithium-ion battery cell engineered for maximum energy density and reliable high-discharge performance. Derived from the same technology platform that powers Tesla Model 3 vehicles, this cell delivers a massive 5000mAh (5.0Ah) capacity and a stable 5C (25A) continuous discharge current. With an impressive 17.8Wh of total energy, it is one of the highest-capacity 21700 cells available on the market.
Built with advanced NCR (Nickel Cobalt Aluminum) chemistry, this battery offers ultra-low internal resistance, superior thermal stability, and consistent performance under sustained loads. Its high energy density makes it the ideal core cell for building high-capacity portable power stations, solar energy storage systems, and electric bicycle conversions. With 6 cells included, you have a solid foundation for assembling 12V/24V battery packs or maintaining a large power reserve for your most demanding devices.
Key Features:
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Tesla Model 3 NCR21700 High-Capacity Cell: Premium-grade 21700 Li-ion battery from the Tesla Model 3 technology platform.
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5000mAh (5.0Ah) Ultra-High Capacity: Provides 17.8Wh of energy for extended runtime, significantly reducing the need for frequent recharging.
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5C (25A) Stable Discharge: Delivers a steady 25A continuous discharge current, suitable for high-power applications.
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17.8Wh Total Energy: One of the highest energy capacities available in the 21700 form factor.
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Advanced NCR Chemistry: Low internal resistance, excellent thermal stability, and reliable performance under load.
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Professional Grade Quality: Manufactured to Tesla's rigorous automotive-grade standards for reliability and safety.
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Versatile Applications: Perfect for high-capacity power stations, solar storage, e-bikes, and energy-intensive DIY projects.
Product Parameters (Based on Cell Markings & Specs):
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Application Source: Tesla Model 3 Technology Platform
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Model: NCR21700
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Size: 21700
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Capacity: 5000mAh / 5.0Ah
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Energy: 17.8Wh
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Nominal Voltage: 3.7V
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Discharge Rate: 5C
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Max Continuous Discharge Current: 25A
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Chemistry: NCR (Lithium Nickel Cobalt Aluminum Oxide)
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Dimensions: 21mm (Diameter) x 70mm (Height)
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Pack Quantity: 6-Pack
Applications:
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High-Capacity Portable Power Stations: The ideal core cell for building large-capacity outdoor camping power stations and emergency backup power.
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Solar Energy Storage Systems: Reliable, high-capacity energy storage for off-grid solar setups and home backup systems.
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Electric Bicycle Conversions: Delivers long-lasting, stable power for retrofitting e-bikes and electric scooters.
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High-Performance Robotics & Drones: Provides sustained power for large-scale robotics and heavy-lift drones.
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High-Intensity Outdoor Lighting: Powers high-lumen searchlights and tactical flashlights for extended outdoor operations.
Frequently Asked Questions (FAQ):
Q1: What is the discharge current of this battery?
A1: This Tesla NCR21700 cell is rated for a 5C discharge rate. With a 5000mAh capacity, this translates to a stable 25A continuous discharge current.
Q2: What is the energy capacity of this battery?
A2: This battery provides a massive 5000mAh (5.0Ah) capacity, which translates to 17.8Wh of total energy. This is one of the highest energy capacities available in a 21700 form factor, making it ideal for long-run applications.
Q3: Is this battery compatible with standard 21700 chargers?
A3: Yes. This battery uses the standard 21700 cylindrical form factor. You must use a high-quality charger specifically designed for 3.6V/3.7V Li-ion batteries with a 4.2V cut-off voltage.
Q4: Can I use this battery to build a 12V battery pack?
A4: Yes. For a standard 12V system, you would connect 3 cells in series (3S) to achieve 11.1V nominal. Always use a BMS (Battery Management System) when building custom packs to ensure safety and balance.
Q5: What is the advantage of the NCR chemistry?
A5: NCR (Nickel Cobalt Aluminum) chemistry is known for its high energy density and excellent thermal stability. This allows the battery to pack maximum energy into a compact size while maintaining reliable performance under load.
