11.1V 12000 mAh Lithium Batteries 21700-3S3P
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Model: Hanery 21700-3S3P-12000
When raw, sustained power is just as critical as massive capacity, the Hanery 21700-3S3P-12000 is the ultimate high-voltage core. Utilizing nine high-discharge 4000mAh cells in a 3S3P configuration, this pack delivers an incredible 12,000mAh (133.2Wh) at 11.1V. By distributing the electrical load across three parallel strings, this pack boasts ultra-low internal resistance, minimizing voltage sag and heat generation even when driving the most powerful motors. It is the definitive energy source for large-scale robotics, heavy-duty AGVs, and high-wattage industrial equipment requiring massive, sustained energy delivery.
Extreme 12,000mAh Reserve: The definitive high-endurance solution for demanding 11.1V industrial applications.
High-Drain Optimized (3S3P): Designed specifically to handle massive continuous discharge currents safely and efficiently.
Superior Load Sharing: Distributing the current across 3 parallel strings drastically reduces stress and heat on individual cells, maximizing lifespan.
Ultra-Low Internal Resistance: Ensures maximum power is delivered to your device’s motors or electronics, not wasted as heat within the pack.
Advanced Fleet-Grade BMS: Integrates a sophisticated management system for precise 3-node balancing, deep thermal monitoring, and comprehensive high-current protection.
Ruggedized Construction: Built with heavy-gauge pure nickel busbars and robust structural supports to withstand the physical demands of heavy industrial use.
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.
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*Customization is always available, please mark down your need in form or just contact us.
Battery Specification
1. Mechanical Characteristics
| Cell | 21700 | PCM | Yes |
| NTC | Yes | Weight | appr. 420g |
| Configuration | 3S3P |
2. Electrical Specification
| Capacity | 12000mAh | Nominal Voltage | 11.1V |
| Energy | 133.2Wh | Internal Resistance | less than 150 mΩ |
| Max. Charge Voltage | 12.6V | Discharge Cut Off | 8.25V |
| Max. Charge Current | 6000mA | Max. Discharge Current | 24000mA |
| Standard Charge Current | 2400mA | Standard Discharge Current | 2400mA |
| Charging Temperature | 0℃ 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 Detection | 4.28V ±50mV (80 to 200msec delay, release 4.08V ±50mV) | Overdischarge Detection | 2.9V ±100mV (40 to 120msec. delay, release 3.0V ±100mV) |
| Overcurrent Detection | 5A to 9A (9 to 15msec. delay) | Short protection | Yes |
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