Melasta Lithium Polymer Battery Prismatic LIPO Battery Cell 3.7V 21000mAh for Robotics

LITHIUM POLYMER BATTERY

Items Specifications
Nominal Voltage 3.7V
Norminal Capacity 21000mAh
Max Cell Dimension 10.4*90.5*190mm
Tabs Material Nickel-plated Copper Tabs
Distance between Two Tabs 35±1
Standard Size of Tabs (mm)  L30×W25
Delivery Volatage 3.75~3.85V
Charge Voltage 4.2V±0.03v
Cell Internal Impedance  ≤1.5mΩ
Max cotinuous discharge rate 8C
Cell Weight  400g
Operation Temperature Range -20℃~60℃
Storage Humidity  ≤85% RH
Standard Charge Method 0.2C CC (constant current) charge to FC Voltage, then CV (constant voltage) charge till charge current decline to 0.01C.
Storage temperature for a long time  Do not storage exceed half year. Must charge once when storage for half year.Must charge the battey which with protect circuit when storage for three  months.

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BMS Details

Current & Voltage Protection

Protects the battery pack from over-charge and over-discharge thereby extending cycle life

Intelligent Cell Balancing

Efficient passive balancing is used to maximize the usable capacity of battery packs

State of Charge Monitoring With Drift

Coulomb counting and dynamic drift correction are used to monitor the state of charge

Thermal Management

Over-temperature and under-temperature protection with fan controls for cooling or heating

Health Monitoring

Monitors internal resistance of individual cells and the measured capacity of the battery pack

Field Programmable

Parameters such as voltage ranges, current limits and many other settings are easily field changeable.  

Why choose Melasta ?

Dedicated Battery Pack Assembly Plant For Brand Cells
Authorized Dealer For BAK Brand Cells
100% Authentic Grade-A ,Originally Imported Cells
Authorized Dealer For Few Models Of Panasonic And LG Cells ​
Competitive Price For Brand Cell
Good Cooperation With Brand Cells Authorized Dealers ​
Short Lead Time- Cells Can Be Shipped Within 5 Days
Fast Shipping Via UPS, FedEx (DAP), And Special Line (DDP)
Full Refund And Replacement Policy

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