3.7V 7800 mAh Lithium Batteries 18650-1S3P

3.7V 7800 mAh Lithium Batteries 18650-1S3P

3.7V 7800 mAh Lithium Batteries 18650-1S3P
  • Massive 7800mAh Capacity: The ultimate 3-cell endurance solution at 3.7V.

  • Premium Grade Cells: Built with the highest capacity 18650 cells for maximum energy.

  • Industrial-Grade BMS: Heavy-duty protection circuit for high-capacity safety.

  • Professional Spot Welding: Pure nickel construction for zero-failure connectivity.

  • Long-Term TCO Reduction: Extended lifespan means fewer battery replacements over time.

  • Bespoke Cable & Connector Options: Customized to fit your specific device interface.

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. 141g
Configuration1S3P 

2. Electrical Specification

Capacity7800mAhNominal Voltage3.7V
Energy28.86WhInternal Resistanceless than 80 mΩ
Max. Charge Voltage4.2VDischarge Cut Off2.75V
Max. Charge Current7800mAMax. Discharge Current23400mA
Standard Charge Current1560mAStandard Discharge Current1560mA
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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