2-power Main Battery Pack - Akku - 47 mAh (2P-P505M)

For IoT sensors, wearables, and compact portable devices, the 2-POWER 2P-P505M provides a dependable 47 mAh lithium-ion power source in a slim pouch form factor. Its single-cell 3.7 V configuration delivers stable voltage for low-drain electronics, while built-in protection against overcharge, over-discharge, and short circuits safeguards both battery and device.

Key specifications

• Battery chemistry: Lithium-ion (Li-ion)
• Capacity: 47 mAh
• Nominal voltage: 3.7 V
• Energy rating: 0.17 Wh
• Rechargeable: Yes
• Number of cells: 1S (single cell)
• Form factor: Pouch cell
• Protection features: Overcharge, over-discharge, short circuit protection
• Cycle life: Approx. 300–500 cycles
• Operating temperature (discharge): -20 °C to 60 °C
• Charging temperature range: 0 °C to 45 °C
• Self-discharge rate: <5% per month
• Certifications: CE, RoHS

Why choose it

This battery balances compact size with reliable performance, making it a practical choice for devices that need a lightweight, rechargeable power source. The integrated protection circuitry extends cell lifespan and prevents common failure modes, reducing maintenance and replacement costs in field-deployed electronics.

Ideal use cases

• IoT sensor nodes and data loggers
• Wearable health monitors and fitness trackers
• Small medical devices and diagnostic tools
• Portable measurement instruments
• Backup power for low-power embedded systems

Good to know

The 2P-P505M is engineered for applications where space and weight are critical. Its pouch cell design allows flexible integration into slim enclosures. For best cycle life, avoid deep discharges and store at partial charge in cool conditions. Always use a charger compatible with single-cell Li-ion batteries to ensure safe and efficient charging.