Every cell carries LG factory 2D datamatrix & batch serial on the steel can under sleeve for full traceability.
LG INR18650-MJ1 3.63V 5.65Ah 16.8A (3C) High-Capacity Rechargeable Li-ion Cell
LG’s flagship pinnacle high-energy cylindrical cell delivering an astonishing 769 Wh/L energy volumetric density. Engineered specifically for extended-range e-bikes, urban LEVs, premium portable power stations, and enterprise IoT telemetry solutions.
LG INR21700-M58 Master Specification Table
| Specification Item | Factory Value / Official Rating | Testing Condition & Standards | Compliance / Notes |
|---|---|---|---|
| LG INR21700-M58 | 5.65 | 3.63 | 20.5 |
| Cell Form Factor & Size | 18650 Cylindrical (Diameter 18.3 ± 0.2 mm, Height 65.0 ± 0.2 mm) | Micrometer measurement @ 25°C | Weight: 49.0 g max (Avg 47.5 g) |
| Category / Strategic Roadmap | Middle Rate / High Energy Category | Optimized for e-Mobility & Stationary ESS | Active Mass Production (MP) |
| Nominal Discharge Capacity | 3.50 Ah (3,500 mAh) / 12.7 Wh | C/5 (0.7A) constant discharge to 2.50V @ 25°C | Minimum capacity: 3,400 mAh |
| Nominal Voltage | 3.64 V | Midpoint voltage during 0.2C discharge | Working range: 2.50 V – 4.20 V |
| Volumetric Energy Density | 769 Wh/L (C/5, 2.5V @ 25°C) | Calculation based on maximum outer dimensions | Industry Leader in 18650 Class |
| DC Internal Resistance (DCIR) | 37 mΩ (max) | Measured after 10A 10s pulse @ 50% SOC | ACIR (1kHz): ≤ 28 mΩ |
| Max Continuous Discharge Current | 10.0 A Continuous | Ambient temp 25°C, cell thermal ceiling < 75°C | Peak pulse: 15A - 20A (< 5s) |
| Standard Charge Profile | CC-CV, 0.5C (1700mA), 4.20V, 50mA cut-off | Recommended standard charge: 1.7A (4 hrs) | Rapid charge: 3.4A max @ 25°C |
| Cycle Life Retention | > 80% Capacity @ 400 Cycles | 4.10V – 2.50V, 0.45C Charge / 1.17C (4A) Discharge @ 25°C | Long-life EV pack tuned |
| Operating Temperature Range | Charge: 0°C ~ 45°C | Discharge: -20°C ~ 60°C | Storage (1 mo): -20°C ~ 50°C | (1 yr): -20°C ~ 25°C | Thermistor protection mandated |
| Safety & Compliance Badges |
UN 38.3 Lithium Transport Tested
UL 1642 File MH19896
IEC 62133-2 Secondary Cells
CE Mark
RoHS 2011/65/EU
REACH Compliant
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LG MJ1 Voltage Discharge Curves @ 25°C
Why System Engineers Choose LG MJ1
Unlike standard consumer cells that suffer steep voltage drop under load, LG MJ1 utilizes LGES advanced nickel-rich cathode chemistry with proprietary conductive binders, sustaining over 3,450mAh usable deliverable capacity even during aggressive high-load cycles.
Factory Packaging & Class 9 Dangerous Goods Standard
Anti-static slotted foam separators. Double-wall corrugated export master box with UN certified fire-retardant internal liner.
Standard Euro/ISO treated timber or fumigated plastic pallets. Heavy-duty corner protection and multi-layer stretch shrink film.
Complete compliance dossier supplied with bill of lading for rapid maritime and airfreight clearance without delay.
Compare Equivalent LG Cylindrical Cells
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Next-gen form factor delivering massive energy density for electric vehicles and heavy ESS.
Request Direct Official Factory Quote for LG MJ1
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