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Samsung 40T 21700 4000mAh 35A Battery, high-drain lithium-ion battery with blue casing, flat-top design, ideal for vaping, EVs, and power tools.

Samsung 40T 21700 4000mah 35A Battery

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Samsung
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$16.99
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$16.99
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Power your high-performance devices with the Samsung 40T 21700 4000mAh 35A Battery, a lithium ion battery engineered for unmatched power and reliability. Designed for high-drain applications, this lithium-ion rechargeable battery delivers a robust 4000mAh capacity, ensuring extended runtimes for electric vehicles, vaping mods, power tools, and advanced industrial equipment. With an impressive 35A continuous discharge rate (up to 45A with an 80°C temperature cut), the Samsung 40T provides consistent, high-output performance without compromising efficiency. Its advanced INR chemistry ensures thermal stability, minimal voltage drop, and a durable cycle life of over 250 recharge cycles, making it a top choice for professionals and enthusiasts alike.

Crafted by Samsung SDI, a leader in battery innovation, the 40T 21700 battery combines cutting-edge technology with a compact, flat-top design (21.1mm x 70.4mm, 66.8g), ideal for custom battery packs and high-drain electronics. Whether you’re powering e-bikes, high-performance flashlights, or demanding DIY projects, this battery offers rapid charging capabilities and reliable operation across a wide temperature range (-20°C to 60°C). Perfect for users seeking long-lasting energy and superior performance, the Samsung 40T is your go-to solution for next-level power demands. Stock up now and experience the difference of premium lithium-ion technology.

Key Features:
  • High Capacity: 4000mAh for extended device runtime.
  • Powerful Discharge: 35A continuous, up to 45A pulse for high-drain applications.
  • Fast Charging: Supports rapid recharging to minimize downtime.
  • Durable Design: Over 250 recharge cycles with minimal performance loss.
  • Versatile Use: Ideal for electric vehicles, vaping mods, power tools, and more.
  • Temperature Resilience: Reliable performance from -20°C to 60°C.
Safety Note: This unprotected flat-top cell is designed for use in protected battery packs with a PCB or BMS. Always follow lithium-ion safety guidelines to prevent overcharging, short-circuiting, or exposure to extreme conditions.