2-power Main Battery Pack - Akku - 50 mAh (2P-AP18C8K)

With a 50 mAh capacity and a nominal voltage of 3.7 V, this lithium polymer battery pack delivers reliable power in a form factor small enough for wearables, IoT sensors, and custom electronics. The integrated protection circuit module (PCM) guards against overcharge, over-discharge, and short circuits, ensuring safe operation across more than 300 charge cycles.

Overview

The 2-Power 2P-AP18C8K is a single-cell (1S) pouch battery built for low-power devices. Its soft pack design keeps weight down while providing stable output. The cell is rechargeable, CE and RoHS compliant, and operates between -20°C and 60°C, making it suitable for both indoor and outdoor applications.

What stands out

• Ultra-compact 50 mAh capacity for miniature electronics
• Integrated PCM for protection against common electrical faults
• Wide operating temperature range: -20°C to 60°C
• Low self-discharge rate of less than 5% per month
• Cycle life exceeding 300 cycles to 80% capacity

Technical details

• Battery technology: Lithium Polymer (Li-Po)
• Nominal voltage: 3.7 V
• Energy capacity: 0.185 Wh
• Number of cells: 1S (1 series)
• Max charging current: 25 mA (0.5C)
• Max discharge current: 50 mA (1C)
• Internal resistance: <100 mΩ
• Lead length: approx. 50 mm
• Connector type: varies by application (typically JST or bare leads)
• Certifications: CE, RoHS
• Colour: Black

Our verdict

For developers and hobbyists needing a dependable, protected Li-Po cell in a tiny footprint, the 2P-AP18C8K is a solid choice. Its safety features and broad temperature tolerance make it a versatile power source for next-generation compact devices.