N217004903C | CYLINDRICAL CELL
21700
LI-ION RECHARGEBLE BATTERY
N217004903C | CYLINDRICAL CELL
21700
LI-ION RECHARGEBLE BATTERY
Inside the N217004903C Cylindrical Cell
Cell Specs at a Glance
5000
Nominal Battery Capacity (mAh)
>250
Energy Density (Wh/kg)
≤20mΩ
Initial Internal Impedance
3.60V
Nominal Voltage
70±2
Cell Weight (gms.)
1 Yr.
Shelf Life
Closer look at key features
of N217004903C Cell.
Ultimate Protection, Relentless Safety.
Equipped with advanced safety technologies, including thermal regulation, circuit safeguards, and charging control, ensuring your security every step of the way.
Unrivaled Safety, Certified Confidence.
Adhering to premier industry standards including UL, IEC, and CE, we ensure exceptional reliability and your complete peace of mind.
Engineered for Endurance, Designed for Durability.
Built with cutting-edge materials and innovative cell technology for reliable power that lasts through every phase of its lifecycle.
Optimized Power, Unmatched Efficiency.
Experience cutting-edge cell technology and engineering that delivers maximum energy density, ensuring you get powerful performance in a sleek, compact design.
Unparalleled Battery Longevity.
800
Cell Cycle Life
Significant improvements in cycle life, making them more reliable and efficient for various applications.
BUILT TO LAST
Unmatched Resilience.
Crafted with the utmost precision, utilizing only the finest raw materials. Each battery undergoes rigorous quality control testing to ensure optimal performance, longevity, and safety.
Standard Charge
CCCV, 0.2C(1000mA), 4.20V, 100mA cut-off, 25°C
Standard Discharge
CC,0.2(1000mA), 2.50V
Max. Cont. Charge Curent
0°C≤T≤5°C | 0.1C(500mA)
5°C<T≤10°C | 0.2C(1000mA)
10°C<T≤15°C | 0.3C(1500mA)
15°C<T≤25°C | 0.4C(2000mA)
25°C<T≤45°C | 0.7C(3500mA)
Max. Cont. Disharge Curent
3.0C(15000mA), 25°C
Powering Your World with LiB Batteries
Lithium-Ion Applications
Technical Datasheet
Product Specs.
Discharge Capacity
Nominal 5000mAh(0.2C)
Minimum 4900mAh(0.2C) Nominal Capacity is measured by the discharge at 0.2C to 2.50V end Voltage after standerd fully charged according to spacification (CCCV, 0.2C-1000mA, 4.20V, 100mA cut -off, 25°C)
Charge Voltage
4.20V
Nominal Voltage
3.65V@0.2C
Standard Charge Method
CCCV, 0.2C(1000mA), 4.20V, 100mA cut-off, 25°C
Maximum Continuous Charge Current (not for cycle life)
1C(5000mA), 25°C
Maximum Continuous Charge Current
0°C≤T≤5°C | 0.1C(500mA)
5°C<T≤10°C | 0.2C(1000mA)
10°C<T≤15°C | 0.3C(1500mA)
15°C<T≤25°C | 0.4C(2000mA)
25°C<T≤45°C | 0.7C(3500mA)
Charge Time
Standard charge 6.0h
Standard Discharges Method
CC, 0.2C(1000mA), 2.50V
Maximum Continuous Discharges Current (Not for Cycle life)
3.0C(15000mA), 25°C
Cycle Life
800th cycle ≥80% of 1st Capacity (25°C, 0.5C charge/1C discharge, 4.20V-2.75V).
If charged and discharged at high rate and high temperature (≥35°C) or high voltage frequently, cell cycle life will be shortened. If charged and discharged at high temperature (≥60°C) frequently cell safety risk may be occurred.
Weight of Bare Cell
70±2g
Operating Environmental Temperature
Charge: 0°C to 45°C
Discharge: -20°C to 55°C
Surface temperature of Cell
Charge: 0°C to 50°C
Discharge: -20°C to 60°C
Storage Temperature (Shipping state, recovery capacity ≥80%)
1 Month: -20°C to 60°C
3 Month: -20°C to 45°C
12 Month: -20°C to 25°C
Disclaimer:
While we strive to provide the most accurate and up-to-date information regarding the lithium cells featured on this page, there may be instances where specifications may change due to variations in raw materials or technological advancements.
To ensure that you receive the most current and accurate information, we strongly recommend contacting our sales team for the latest details on cell specifications. Our sales executives can provide you with precise information tailored to your specific needs.
Lithium-Ion Cell Manufacturing Process
LiB Quality at it's best.
Crafted with the utmost precision, utilizing only the finest raw materials. Each battery undergoes rigorous quality control testing to ensure optimal performance, longevity, and safety.
