18650 2S1P Lithium Ion Battery Pack 7.4 Volt 2200mAh Li Ion Battery For Bluetooth Speaker
| NO. | Item | Specifications |
| 1 | Nominal capacity | 2600mAh 0.2C Discharge |
| min capacity | 2600mAh 0.2C Discharge |
| 2 | Nominal voltage | 7.4V |
| 3 | Charge current | Standard Charge :0.5C |
| 4 | Standard Charging method | 0.5C CC(constant current)charge to 4.2V, then CV(constant voltage 4.2V)charge till charge current decline to ≤0.01C |
| 5 | Charging time | Standard Charging Approx 5 hours Approx 2 .5hours |
| 6 | Max.charge current | Constant Current 1C5A Constant Voltage 4.2V 0.01 C5A cut-off |
| 7 | Max.discharge current | Constant current 1.0C5A end voltage3.0V |
| 8 | Standard Discharge Current | Constant current 0.2 C5A end voltage3.0V |
| 9 | Discharge cut-off voltage | 6.0V |
| 10 | Charge cut-off Voltage | 8.4V |
| 11 | Initial Impedance | ≤100mW |
| 12 | Weight | Approx:100g |
| 13 | Operating temperature | Charging: 0℃~45℃ Discharging:-20℃~60℃ |
| 14 | Storage temperature | -5℃~35℃ |
| 15 | Storage Humidity | ≤75% RH |
| 16 | Appearance | Without scratch,distortion,contamination and leakage |
Detailed images: Rechargeable 18650 Lithium battery 7.4V 2600mAh
Customized 3.7V, 7.4V, 11.1V, 14.8V lithium ion battery packs
Other lithium ion cylindrical battery cell on sale:
| Lithium ion battery cells list |
| Model No. | Nominal Voltage | Typical Capacity | Size | Charge Rate | Discharging Rate | Weight(g) |
| ICR14500 | 3.7V | 600mah | 13.9×48.5±0.3 | 0.2-1C | 0.2-2C | 19.5 |
| ICR14500 | 3.7V | 750mah | 13.9×48.5±0.3 | 0.2-1C | 0.2-2C | 20 |
| ICR14500 | 3.7V | 800mah | 13.9×48.5±0.3 | 0.2-1C | 0.2-2C | 20.5 |
| ICR18500 | 3.7V | 1300mah | 18.0×49.7±0.2 | 0.2-1C | 0.2-2C | 32 |
| ICR18500J | 3.7V | 1400mah | 18.0×49.7±0.2 | 0.2-1C | 0.2-2C | 31 |
| ICR18500 | 3.7V | 1600mah | 18.0×49.7±0.2 | 0.2-1C | 0.2-2C | 32 |
| ICR18650 | 3.7V | 2200mah | 18.0×65.2±0.2 | 0.2-1C | 0.2-2C | 40 |
| ICR18650 | 3.7V | 2600mah | 18.0×65.2±0.2 | 0.2-1C | 0.2-2C | 45 |
| ICR18650 | 3.7V | 3000mah | 18.0×65.2±0.2 | 0.2-1C | 0.2-2C | 48 |
| ICR18650 | 3.7V | 3400mah | 18.0×65.2±0.2 | 0.2-1C | 0.2-2C | 50 |
| ICR26650 | 3.7V | 4500mah | 26.3×65.0±0.5 | 0.2-1C | 0.2-2C | 80 |
| ICR26650 | 3.7V | 5000mah | 26.3×65.0±0.5 | 0.2-1C | 0.2-2C | 85 |
| ICR18650P | 3.7V | 2600mah | 18.0×65.2±0.2 | 0.2-1C | 5C | 45 |
Why Choose us:
Technology
- All-weather applicability (-30~60℃)
- Highly safe battery design technology with the newest electrolyte and separator technology applie
- Full Coverage of Battery Variety: Lithium ion Cylindrical battery, lithium polymer battery, LiFePO4 battery, Solar Energy Storage battery pack, square aluminum shell, Primary Battery, etc.
R&D
Experienced R&D team with over 60 engineers and advanced equipments for supporting OEM and ODM requirements.
Quality Control
Certificates-CE, RoHs, BIS, KC, CB, UL, MSDS, UN38.3, IEC61233 certificated.
Factory Tour:
Shenzhen Gold Power Eenergy Co.,Ltd is one of the leading battery suppliers in China.
We have started to offer various batteries including Li polymer battery, Lithium ion battery, LiFePO4 battery,
and customized battery pack since 2001.
