18.5V 12000 mAh Lithium Batteries 18650-5S3P

18.5V 12000 mAh Lithium Batteries 18650-5S3P

18.5V 12000 mAh Lithium Batteries 18650-5S3P
  • Massive 12,000mAh Capacity (222Wh): Provides exceptional, long-term runtime for power-hungry 18.5V systems.

  • 15-Cell (5S3P) Configuration: Shares the heavy discharge load across three parallel strings, significantly reducing stress on individual cells.

  • Heavy-Duty Fleet-Grade BMS: Equipped with a high-current capable Battery Management System for ultimate safety, thermal monitoring, and precise active cell balancing.

  • Optimized Thermal Management: The larger pack design often incorporates specialized cell holders to dissipate heat efficiently during heavy, continuous use.

  • Meticulous Assembly: Rigorous sorting and precision welding ensure all 15 cells operate in perfect harmony for a long cycle life.

  • Unwavering Reliability: Built with robust materials and secure structural supports to withstand the physical demands of e-mobility and industrial operations.

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

Cell18560PCMYes
NTCYesWeightappr. 700g
Configuration5S3P 

2. Electrical Specification

Capacity12000mAhNominal Voltage18.5V
Energy222WhInternal Resistanceless than 180 mΩ
Max. Charge Voltage21VDischarge Cut Off13.75V
Max. Charge Current12000mAMax. Discharge Current36000mA
Standard Charge Current2400mAStandard Discharge Current2400mA
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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