ICR18650 2S1P 7.4V 2200mAh Lithium Ion Battery Pack for Bluetooth Speaker
Product Specifications
| Parameter | Specification |
| Nominal Capacity | 2600mAh (0.2C Discharge) |
| Minimum Capacity | 2600mAh (0.2C Discharge) |
| Nominal Voltage | 7.4V |
| Charge Current | Standard Charge: 0.5C |
| Standard Charging Method | 0.5C CC charge to 4.2V, then CV charge till current ≤0.01C |
| Charging Time | Standard: Approx 5 hours; Fast: Approx 2.5 hours |
| Max Charge Current | Constant Current 1C5A, Constant Voltage 4.2V, 0.01C5A cut-off |
| Max Discharge Current | Constant current 1.0C5A, end voltage 3.0V |
| Standard Discharge Current | Constant current 0.2C5A, end voltage 3.0V |
| Discharge Cut-off Voltage | 6.0V |
| Charge Cut-off Voltage | 8.4V |
| Initial Impedance | ≤100mΩ |
| Weight | Approx: 100g |
| Operating Temperature | Charging: 0℃~45℃; Discharging: -20℃~60℃ |
| Storage Temperature | -5℃~35℃ |
| Storage Humidity | ≤75% RH |
| Appearance | Without scratch, distortion, contamination and leakage |
Product Images
Available Lithium Ion Battery Cells
| Model | Voltage | Capacity | Size | Charge Rate | Discharge Rate | Weight |
| ICR14500 | 3.7V | 600mAh | 13.9*48.5±0.3 | 0.2-1C | 0.2-2C | 19.5g |
| ICR14500 | 3.7V | 750mAh | 13.9*48.5±0.3 | 0.2-1C | 0.2-2C | 20g |
| ICR14500 | 3.7V | 800mAh | 13.9*48.5±0.3 | 0.2-1C | 0.2-2C | 20.5g |
| ICR18500 | 3.7V | 1300mAh | 18.0*49.7±0.2 | 0.2-1C | 0.2-2C | 32g |
| ICR18500J | 3.7V | 1400mAh | 18.0*49.7±0.2 | 0.2-1C | 0.2-2C | 31g |
| ICR18500 | 3.7V | 1600mAh | 18.0*49.7±0.2 | 0.2-1C | 0.2-2C | 32g |
| ICR18650 | 3.7V | 2200mAh | 18.0*65.2±0.2 | 0.2-1C | 0.2-2C | 40g |
| ICR18650 | 3.7V | 2600mAh | 18.0*65.2±0.2 | 0.2-1C | 0.2-2C | 45g |
| ICR18650 | 3.7V | 3000mAh | 18.0*65.2±0.2 | 0.2-1C | 0.2-2C | 48g |
| ICR18650 | 3.7V | 3400mAh | 18.0*65.2±0.2 | 0.2-1C | 0.2-2C | 50g |
| ICR26650 | 3.7V | 4500mAh | 26.3*65.0±0.5 | 0.2-1C | 0.2-2C | 80g |
| ICR26650 | 3.7V | 5000mAh | 26.3*65.0±0.5 | 0.2-1C | 0.2-2C | 85g |
| ICR18650P | 3.7V | 2600mAh | 18.0*65.2±0.2 | 0.2-1C | 5C | 45g |
Why Choose Our Battery Solutions
Advanced Technology
- All-weather applicability (-30°C to 60°C operating range)
- Highly safe battery design with advanced electrolyte and separator technology
- Comprehensive battery variety: Cylindrical, polymer, LiFePO4, solar storage, and custom packs
Research & Development
Experienced R&D team with over 60 engineers and advanced equipment supporting OEM and ODM requirements.
Quality Control
Certifications
CE
RoHS
BIS
KC
CB
UL
MSDS
UN38.3
IEC61233
Manufacturing Excellence
Shenzhen Gold Power Energy Co., Ltd is a leading battery supplier in China, providing various batteries including Li polymer, Lithium ion, LiFePO4, and customized battery packs since 2001.