Cells 21700


21700 batteries (21 mm in diameter, 70 mm in length) represent the modern standard, offering higher capacity and performance for demanding applications. Our product range includes a wide selection of these cells for industrial use, battery manufacturing and refurbishment, high-performance flashlights, and e-mobility.

▼ How to Choose a 21700 Battery

Capacity vs. Discharge Current: If you’re looking for maximum runtime, choose cells with a capacity of around 5000 mAh (e.g., Samsung 50E or SVOLT). For power tools and extreme loads, opt for high-current variants (e.g., with a discharge current of up to 50 A).

Reliability and Chemistry: Modern Li-Ion technology in the 21700 form factor offers excellent energy density and a stable voltage of 3.6 V / 3.7 V, which will keep your devices running for as long as possible.

Top manufacturers in one place: We work exclusively with trusted manufacturers whose actual capacities and specifications we guarantee. Choose from a portfolio of global brands including Samsung, EVE, SVOLT, and others.

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Cell Li-Ion Samsung 5330mAh 3.6V INR21700-58E

3 Review(s)
Price from: Kč104

The Samsung INR21700-58E is a high capacity lithium-ion rechargeable cell type 21700 with a capacity of over 5330 mAh. It features long life, high discharge current and reliability, making it ideal for use in electric vehicles, battery storage, electric bikes or professional tools.