LG 18650 MJ1 3500mAh battery is a lithium-ion rechargeable cell manufactured by LG Chem, one of the most reputable battery producers in the world. This model, officially labeled as LG INR18650MJ1, uses a LiNiMnCoO2 (NMC) chemistry, which offers a well-balanced mix of high energy density, cycle life, and safety.
LG INR 18650 MJ1 Key Specifications
| Specification | Details |
|---|---|
| Model Name | LG INR18650MJ1 |
| Capacity | 3500mAh |
| Nominal Voltage | 3.6V |
| Maximum Discharge Rate | 10A (with appropriate cooling) |
| Chemistry | NMC (Lithium Nickel Manganese Cobalt Oxide) |
| Rechargeable | Yes |
| Diameter | ~18.4mm |
| Length | ~65.0mm |
| Flat Top or Button | Flat Top |
Key Benefits of LG 18650 MJ1 3500mAh
✅ High Capacity
The 3500mAh capacity ensures longer runtimes, making this cell ideal for energy-demanding devices like flashlights and e-bikes.
✅ Stable Discharge
With a continuous discharge rating of 10A, the LG MJ1 18650 offers a balance of both power and longevity.
✅ Trusted Brand
Manufactured by LG Chem, this cell meets strict quality standards for performance, safety, and consistency.
✅ Flat Top Design
The flat top terminal makes it compatible with many custom battery pack assemblies and high-drain devices.
Applications of LG MJ1 18650
Thanks to its high energy density and decent discharge current, the LG INR 18650 MJ1 is widely used in:
Vaping mods
High-lumen LED flashlights
Power banks and USB chargers
Laptops and notebook battery replacements
E-bikes and e-scooters
Solar-powered systems
Medical and industrial devices
LG MJ1 vs Other 18650 Batteries
| Model | Capacity (mAh) | Max Discharge (A) | Best For |
|---|---|---|---|
| LG MJ1 | 3500mAh | 10A | Long runtime, moderate drain |
| Samsung 30Q | 3000mAh | 15A | Balanced power & capacity |
| Sony VTC6 | 3000mAh | 30A | High-drain applications |
| Panasonic NCR18650B | 3400mAh | 6.8A | Low-drain, long-use electronics |
The LG MJ1 18650 strikes a solid middle ground between capacity and discharge performance, making it an excellent all-purpose battery for most consumer and industrial needs.
Safety Tips for Using the LG MJ1 18650 Battery
Always use a compatible charger designed for 18650 lithium-ion cells.
Avoid overcharging or deep discharging the battery.
Use protective battery holders or cases for safe storage and transportation.
Do not expose the battery to extreme heat, punctures, or water.
Consider using a Battery Management System (BMS) for multi-cell packs.
Where to Buy Genuine LG MJ1 18650 Batteries
Due to the popularity of the LG 18650 MJ1, counterfeit cells are common. It is one of the best way to purchase LG MJ1 battery at Cestpower.com
Conclusion
The LG MJ1 18650 3500mAh battery is a high-performance, long-lasting lithium-ion cell that suits a wide variety of medium-to-high drain applications. Its balance of capacity, discharge rate, and safety makes it one of the best 18650 batteries on the market today.
Whether you’re building a custom battery pack, replacing cells in a device, or looking for reliable power for portable electronics, the LG INR 18650 MJ1 is a top-tier choice backed by LG’s global reputation.
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