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3C Discharge Special Battery 800 Cycles 21700 5000mAh Battery 3.6V

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3C Discharge Special Battery 800 Cycles 21700 5000mAh Battery 3.6V

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

MOQ : 100pcs

Brand Name : OiD

Model Number : INR21700L50JH

Place of Origin : China

Name : Special Battery

Battery Type : 3.6V 5000mAh Rechargeable

ODM : Free custom design for packs

Positive Electrode Material : NCA (Nickel Cobalt Aluminum)

Cycle Life : 800+ cycles

Charging/ Discharging : 5A/15A

Operating Temperature : -40°C~60°C

High energy density : 253Wh/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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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

3C Discharge Special Battery 800 Cycles 21700 5000mAh Battery 3.6V

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.

Product Tags:

3C Discharge Special Battery

800 Cycles 21700 5000mAh Battery

21700 5000mAh Battery 3.6V

3C Discharge Special Battery 800 Cycles 21700 5000mAh Battery 3.6V Images

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