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2C Discharge Special Battery 3.6V 5500mAh Li Ion 21700 Battery 600 Cycles

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2C Discharge Special Battery 3.6V 5500mAh Li Ion 21700 Battery 600 Cycles

Brand Name : OiD

Model Number : INR21700L55JH

Certification : Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.

Place of Origin : China

MOQ : 100pcs

Name : Special Battery

Battery Type : 3.6V 5500mAh Rechargeable

ODM : Free custom design for packs

Positive Electrode Material : NCA (Nickel Cobalt Aluminum)

Cycle Life : 600+ cycles

Charging/ Discharging : 3.85A/11A

Operating Temperature : -40°C~60°C

High energy density : 275Wh/kg

Price : $0.5 ~ $100.0 / pcs

Delivery Time : 3 ~ 7 days for storage

Payment Terms : TT, L/C, Western Union

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INR21700L55JH 3.6V 5500mAh 2C Discharge 600 Cycles

Product Name

INR21700L55JH Li-Ion Battery

Advantages

High energy density (275Wh/kg)
Long cycle life
Reliable performance in extreme temperatures
Robust safety features

Specifications

Item	Specification
Nominal Capacity	5500mAh
Minimum Capacity	5350mAh
Nominal Voltage	3.6V
Energy Density	275Wh/kg
Internal Resistance	≤25mΩ (AC Impedance, 1000Hz)
Charge Cut-off Voltage	4.20V
Discharge Cut-off Voltage	2.5V
Standard Charge Current	0.5C (2750mA), CCCV, 4.2V, 0.02C (110mA) cut-off
Standard Discharge Current	1C (5500mA)
Max Charge Current	0.7C (3850mA) at 15–45°C; 0.5C (2750mA) at 5–15°C; 0.1C (550mA) at 0–5°C
Max Discharge Current	2C (11000mA) at 0–35°C; 1C (5500mA) at -20–0°C or 35–45°C; 0.5C (2750mA) at -30–-20°C; 0.2C (1100mA) at -40–-30°C
Dimensions	21.65±0.2mm (Diameter) × 70.95±0.2mm (Height)
Weight	≤73g

Cycle Life

Condition	Performance
0.5C/1C Charge/Discharge (4.2V–2.75V)	≥70% of initial capacity after 600 cycles

Discharge Curve

Operating Temperature Range

Mode	Temperature Range
Charging	0°C to 45°C (Max charge current varies with temperature; see Specifications table)
Discharging	-40°C to 60°C (Max discharge current varies with temperature; see Specifications table)
Storage	-20°C to 40°C (≤3 months); -20°C to 20°C (3–12 months); 10–35% SOC for long-term storage

Certifications

Complies with UN38.3, CE, RoHS, and IEC 62133 safety standards.

Key Features

Low-Temperature Performance: Maintains ≥60% capacity at -40°C (0.2C discharge).
Safety: Passes overcharge, short-circuit, drop, and thermal abuse tests.
High Discharge Rate: Supports up to 2C continuous discharge at room temperature.

Applications

Power tools
Electric vehicles (EVs)
Energy storage systems
Medical devices
Industrial equipment

2C Discharge Special Battery 3.6V 5500mAh Li Ion 21700 Battery 600 Cycles

Usage Warnings & Precautions

Do NOT reverse charge, overcharge (>4.25V), or overdischarge (<2.5V).
Avoid exposure to high temperatures (>70°C), fire, or water.
Use only with compatible protection circuits to prevent short circuits.
Replace damaged or leaking cells immediately.

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.
Keep away from metal objects to prevent short circuits.

Warranty & Disclaimer

1-year warranty for manufacturing defects (excludes misuse or improper assembly).
Not liable for damages caused by unauthorized modifications or non-compliant usage.

Product Tags:

2C Discharge Special Battery

Special Battery 3.6V

5500mAh Li Ion 21700 Battery

2C Discharge Special Battery 3.6V 5500mAh Li Ion 21700 Battery 600 Cycles Images

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