7.4V 8000 mAh Lithium Batteries 18650-2S3P

7.4V 8000 mAh Lithium Batteries 18650-2S3P

7.4V 8000 mAh Lithium Batteries 18650-2S3P
  • Massive 8000mAh Capacity: Provides exceptional runtime for power-hungry 7.4V systems.

  • 6-Cell (2S3P) Architecture: Shares the discharge load across multiple parallel strings, reducing stress and heat generation.

  • Heavy-Duty BMS: Equipped with a high-current capable Battery Management System for ultimate safety and active cell balancing.

  • Meticulous Assembly: Rigorous sorting and precision welding ensure all 6 cells operate in perfect harmony.

  • Custom Form Factors: Can be engineered into various physical layouts (e.g., 2×3 block, flat array) to optimize space utilization.

  • Unwavering Reliability: Designed for mission-critical applications that require dependable, long-term power.

Please note that we have a MOQ for our battery. For batteries in stock, the MOQ is 10,000 pcs. For customized batteries, the MOQ is 50,000 pcs.

Hanery assists you throughout your project: battery size, capacity, discharge multiplier, operating temperature, safety, and associated protection circuitry. Please contact us or mark your requirements on the inquiry quotation.

Order single or thousands of items at a time. Our warehouse and flexible shipping options are available for last-minute, deadline critical orders.

Free Sample

*Customization is always available, please mark down your need in form or just contact us.

Battery Specification

1. Mechanical Characteristics

Cell18560PCMNo
NTCNoWeightappr. 300g
Configuration2S3P 

2. Electrical Specification

Capacity8000mAhNominal Voltage7.4V
Energy59.2WhInternal Resistanceless than 100 mΩ
Max. Charge Voltage8.4VDischarge Cut Off5.5V
Max. Charge Current8000mAMax. Discharge Current24000mA
Standard Charge Current1600mAStandard Discharge Current1600mA
Charging Temperature0℃ to 45℃Discharging Temperature-20℃ to 60℃
Storage Temp.Range

1 year at -20℃ to +30℃

3 mos. at -20℃ to +45℃

1 mo. at -20℃ to +60℃

Cycle life

100 cycles ≥92%

300 cycles ≥88%

500 cycles ≥80%

3. Cell protection

Overcharge Detection4.28V ±50mV (80 to 200msec delay, release 4.08V ±50mV)Overdischarge Detection2.9V ±100mV (40 to 120msec. delay, release 3.0V ±100mV)
Overcurrent Detection5A to 9A (9 to 15msec. delay)Short protectionYes

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