LG INR21700 M58T Li-ion Battery – 5650mAh 3.6V (21700 Cell)
Product Overview
The LG INR21700 M58T is a high-capacity lithium-ion rechargeable cell designed for applications that require extended runtime and consistent performance. With a nominal capacity of 5650mAh and a continuous discharge rating of 12.5A, it is well-suited for use in electric bikes, power tools, flashlights, and energy storage systems.
Key Features
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High energy capacity: 5650mAh typical (minimum 5570mAh)
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Nominal voltage: 3.6V–3.7V
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Continuous discharge current: 12.5A
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Rechargeable 21700 format with flat top
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Lithium Nickel Manganese Cobalt Oxide (NMC) chemistry
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Manufactured by LG Energy Solution
Technical Specifications
| Specification | Value |
|---|---|
| Model | INR21700 M58T |
| Nominal Capacity | 5650mAh (minimum 5570mAh) |
| Nominal Voltage | 3.6V – 3.7V |
| Maximum Charge Voltage | 4.20V |
| Standard Charge Current | 1.12A |
| Maximum Charge Current | 2.7A (up to 5A with 4.0V cutoff) |
| Maximum Continuous Discharge | 12.5A |
| Pulse Discharge (5 minutes) | Up to 21.6A |
| Chemistry | NMC (LiNiMnCoO₂) |
| Form Factor | 21700 (Flat Top) |
| Protection | None (Unprotected cell) |
| Weight | Approx. 71–73g |
| Dimensions (Diameter x Length) | Approx. 21.6 mm × 70.2 mm |
| Energy Density | ~285 Wh/kg (gravimetric) |
| Operating Temperature (Charge) | 0°C to 50°C |
| Operating Temperature (Discharge) | -20°C to 60°C |
| Cycle Life | 300+ cycles (to 80% capacity) |
Application Areas
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Electric bicycles and scooters
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Power tools
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Flashlights and high-drain lighting systems
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Custom battery packs
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Portable energy storage systems
Original price
$7.35
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Original price
$7.35
Original price
$7.35
$7.35
-
$7.35
Current price
$7.35