18.5V 2500 mAh Lithium Batteries 18650-5S1P
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Model: Hanery 18650-5S1P-2500
The Hanery 18650-5S1P-2500 is a sleek, high-voltage power solution engineered for devices that demand a significant power step-up in a highly compact form factor. By connecting five reliable 2500mAh cells in series, this pack achieves an 18.5V nominal output (21V max). It is the perfect foundational block for specialized robotics, compact 18V/20V cordless tools, and high-intensity portable lighting where space is at an absolute premium but professional-grade power is required.
Robust 18.5V Platform: Delivers the higher voltage necessary to drive efficient, high-torque motors with less heat generation.
Ultra-Compact 5-Cell Design: A streamlined 5S1P configuration that minimizes weight and maximizes integration options in slim devices.
Intelligent 5-Node Balancing: Features a sophisticated BMS that actively monitors and balances all five series cells for optimal safety and longevity.
High-Quality 2500mAh Core: Built with premium 18650 cells for consistent, reliable performance under load.
Custom Wiring & High-Current Connectors: Available with tailored lead lengths and industry-standard connectors (e.g., XT60) for plug-and-play assembly.
Strict Quality Control: Manufactured and tested to meet rigorous safety and reliability standards for multi-cell power tool packs.
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 | 18560 | PCM | Yes |
| NTC | Yes | Weight | appr. 225g |
| Configuration | 5S1P |
2. Electrical Specification
| Capacity | 2500mAh | Nominal Voltage | 18.5V |
| Energy | 29.6Wh | Internal Resistance | less than 180 mΩ |
| Max. Charge Voltage | 21V | Discharge Cut Off | 13.75V |
| Max. Charge Current | 2500mA | Max. Discharge Current | 7500mA |
| Standard Charge Current | 500mA | Standard Discharge Current | 500mA |
| 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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