Rechargeable 2S2P Li-ion Battery 7.4V 4400mAh

Product Details

This 2S2P configuration combines 4 high-quality 18650 lithium-ion cells (2 in series, 2 in parallel) to deliver 7.4V nominal voltage and 4400mAh capacity. Designed for compact devices requiring reliable, rechargeable power.

Key Features:

Voltage: 7.4V nominal (8.4V max, 6.0V cut-off)
Capacity: 4400mAh
Configuration: 2S2P (2 in Series × 2 in Parallel)
Cells used: 18650 Li-ion (custom brands optional)
With/without PCM or Smart BMS
Cycle life: 500–1000 cycles
Operating temperature: -20°C ~ +60°C
Dimensions & connector: Customizable

Features

· Support Customization

Diameter (≥7.8mm), height (≥2.4mm); and shapes custom available
· Complete Battery Certification

Comply with UL1642, IEC62133, FDA, ISO13485, UN38.3, etc.
· Wide Temperature Range

Can be used at -50 ℃~50 ℃ or -20 ℃~80 ℃
· Complete Battery Certification

Comply with UL1642, IEC62133, FDA, ISO13485, UN38.3, etc.
· Support High Current Discharge

10C discharge rate
· Support High Current Discharge

10C discharge rate
· Wide Temperature Range

Can be used at -50 ℃~50 ℃ or -20 ℃~80 ℃
· Complete Battery Certification

Comply with UL1642, IEC62133, FDA, ISO13485, UN38.3, etc.