🔋 7.4V 18650 Li-Ion Battery Pack – 2S1P/2S2P for Audio Devices & Portable Electronics
Power your portable speakers, scanners, medical, or IoT devices with this reliable 7.4V rechargeable battery pack, available in multiple configurations for optimal performance and extended runtime.
Available Configurations
- 2S1P (single cell pair) - Compact design for space-limited applications
- 2S2P (double cell pair) - Extended capacity for longer runtime
Key Technical Specifications
- Nominal Voltage: 7.4V (max charge: 8.4V)
- Capacity Options: ~2,600mAh, ~4,400mAh, ~7,000mAh based on cell configuration
- Battery Type: Li-Ion 18650 cells
- Built-in PCB Protection: Overcharge, over-discharge, short-circuit & over-current protection
- Cycle Life: 500+ charging cycles for long-lasting performance
- Operating Temperature: Wide range -20°C to 60°C
- Safety Certifications: CE, RoHS, UN38.3, IEC62133 compliant
Perfect Applications
This versatile 7.4V battery pack is ideal for:
- Portable audio speakers & sound systems
- Megaphones & PA systems
- GPS navigation units
- Medical monitoring devices
- LED lighting systems
- IoT devices & sensors
- Power tools & equipment
- Emergency backup power
Quality Assurance & Warranty
- ✅ 100% brand new, factory tested before shipping
- ✅ Professional-grade Li-Ion cells for reliable performance
- ✅ 1-year manufacturer warranty
- ✅ Fast worldwide delivery via BatteryMall
- ✅ Technical support available
Choose the right configuration for your device and enjoy reliable, long-lasting power with our premium 18650 battery packs!