21700 5000mAh 3.6V NCA Battery -40°C to 60°C 800 Cycles
Brand Name:OiD
Certification:Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Model Number:INR21700L50JH
Minimum Order Quantity:100pcs
Delivery Time:3 ~ 7 days for storage
Payment Terms:TT,L/C,Western Union
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Shenzhen China
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Product Details
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Product Details
INR21700L50JH 3.6V 5000mAh 3C Discharge 800 Cycles
Product Name
INR21700L50JH Li-Ion Battery
Advantages
- High energy density (253Wh/kg)
- Excellent low-temperature performance
- Long cycle life
- Robust safety features
Specifications
Item | Specification |
Nominal Voltage | 3.6V |
Nominal Capacity | 5000mAh (min. 4950mAh) |
Energy Density | 253Wh/kg |
Charge Cut-off Voltage | 4.20V |
Discharge Cut-off | 2.50V |
Standard Charge | 0.5C (2500mA), CCCV, 4.2V, 0.02C (100mA) cut-off |
Standard Discharge | 1C (5000mA) |
Max Charge Current | 1C (5000mA) @ 15–45°C · 0.5C (2500mA) @ 5–15°C · 0.1C (500mA) @ 0–5°C |
Max Discharge Current | 3C (15A) @ 15–35°C · 2C (10A) @ 0–15°C · 1C (5A) @ -20–0°C · 0.5C (2.5A) @ -30–-20°C |
Internal Resistance | ≤25mΩ (AC, 1kHz) |
Dimensions | 21.65±0.2mm (D) × 70.95±0.2mm (H) |
Weight | ≤73g |
Cycle Life
Condition | Performance |
0.5C/1C Charge/Discharge (4.2–2.75V) | ≥70% of initial capacity after 800 cycles |
Discharge Curve
Operating Temperature Range
Operation | Temperature Range | Notes |
Charging | 0°C to +45°C | Reduced current at low temperatures |
Discharging | -40°C to +60°C | Capacity drops below -20°C |
Storage | -20°C to +40°C (≤3 months) · -20°C to +20°C (≤12 months) | Store at 10–35% SOC for long-term |
Certifications
Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.
Key Features
- Low-Temperature Optimized: Maintains ≥60% capacity at -40°C (0.2C discharge).
- High Discharge Efficiency: ≥90% at 2C rate (room temperature).
- Safety Compliance: Passes overcharge, short-circuit, drop, and thermal tests.
Applications
- Power tools
- Electric vehicles (EVs)
- Energy storage systems
- Medical devices
- Industrial equipment
Usage Warnings & Precautions
- Do NOT reverse charge/discharge or expose to temperatures >70°C.
- Use protective circuits to prevent overcharge (>4.2V/cell) or over-discharge (<2.5V/cell).
- Avoid mechanical damage (puncture, crush).
Storage Guidelines
- Store at 10–35% SOC in dry conditions (0–50% RH).
- Recharge to 10–35% SOC every 12 months for long-term storage.
Warranty & Disclaimer
- 1-year warranty for manufacturing defects (excludes misuse or improper assembly).
- Not liable for damages from unauthorized modifications or non-compliant chargers.
21700 5000mAh 3.6V NCA Battery -40°C to 60°C 800 Cycles
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