Nominal voltage: 3.7V
Charge cut-off voltage: 4.20V ±0.05V
Discharge cut-off voltage: 2.75V
Standard charging current: 4.0A – 6.7A (0.5C)
Cycle life: Capacity ≥80% after 500 cycles
Certifications: UN38.3, MSDS, CE, RoHS, IEC62133
Product Description
The PKCELL 3.7V 1S4P 18650 lithium battery pack is assembled using high-quality 18650 ternary lithium cells in a 1-series, 4-parallel configuration. Offering capacities ranging from 8.0Ah to 13.4Ah, it is specifically designed for industrial and consumer devices requiring low voltage, high capacity, and long runtime. The pack features a dedicated BMS protection board with cell balancing and high-precision monitoring, providing comprehensive safety protections against overcharge, over-discharge, over-current, and short circuits.
Product Specifications
| Key Parameters | Parameter |
| Model | 3.7V 1S4P 18650 Battery Pack |
| Cell Type | NCM Ternary Lithium Cell (18650) |
| Nominal Capacity | 8000–13400mAh (0.2C discharge) |
| Nominal Voltage | 3.7V |
| Charge Cut-off Voltage | 4.20V ± 0.05V |
| Discharge Cut-off Voltage | 2.75V |
| Standard Charging Current | 4.0A - 6.7A (0.5C) |
| Max. Continuous Discharge Current | 15A - 20A |
| Charging Temperature Range | 0°C ~ 45°C |
| Discharging Temperature Range | -20°C ~ 60°C |
Nominal voltage: 3.7V
Charge cut-off voltage: 4.20V ±0.05V
Discharge cut-off voltage: 2.75V
Standard charging current: 4.0A – 6.7A (0.5C)
Cycle life: Capacity ≥80% after 500 cycles
Certifications: UN38.3, MSDS, CE, RoHS, IEC62133
Product Description
The PKCELL 3.7V 1S4P 18650 lithium battery pack is assembled using high-quality 18650 ternary lithium cells in a 1-series, 4-parallel configuration. Offering capacities ranging from 8.0Ah to 13.4Ah, it is specifically designed for industrial and consumer devices requiring low voltage, high capacity, and long runtime. The pack features a dedicated BMS protection board with cell balancing and high-precision monitoring, providing comprehensive safety protections against overcharge, over-discharge, over-current, and short circuits.
Product Specifications
| Key Parameters | Parameter |
| Model | 3.7V 1S4P 18650 Battery Pack |
| Cell Type | NCM Ternary Lithium Cell (18650) |
| Nominal Capacity | 8000–13400mAh (0.2C discharge) |
| Nominal Voltage | 3.7V |
| Charge Cut-off Voltage | 4.20V ± 0.05V |
| Discharge Cut-off Voltage | 2.75V |
| Standard Charging Current | 4.0A - 6.7A (0.5C) |
| Max. Continuous Discharge Current | 15A - 20A |
| Charging Temperature Range | 0°C ~ 45°C |
| Discharging Temperature Range | -20°C ~ 60°C |
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