2-power Main Battery Pack - Akku - 50 mAh (2P-02DL009)

For IoT developers and wearable tech engineers, the 2-Power 2P-02DL009 battery pack delivers dependable 3.7V power in a compact prismatic form. Its 50 mAh capacity suits low-drain sensors, backup circuits, and miniaturized devices where space is at a premium.

Key specifications

• Chemistry: Rechargeable Lithium-Ion (Li-Ion)
• Capacity: 50 mAh
• Nominal voltage: 3.7 V
• Energy rating: 0.185 Wh
• Cell count: 1-cell
• Form factor: Prismatic
• Protection circuit: Integrated (overcharge, over-discharge, short circuit)
• Cycle life: >300 cycles to 80% capacity
• Operating temperature: -20°C to 60°C
• Storage temperature: -20°C to 45°C
• Certifications: CE, RoHS
• Charging method: Constant Current/Constant Voltage (CC/CV)
• Max charge current: 0.5C (25 mA)
• Max discharge current: 1C (50 mA)
• Self-discharge rate: <5% per month
• Expected lifespan: 2-3 years
• Mounting type: Internal

Why choose it

This battery pack is built for reliability in small-scale applications. The integrated protection circuit prevents damage from overcharging or deep discharge, while the Li-Ion chemistry offers stable voltage and low self-discharge. Its prismatic design allows efficient use of space inside compact enclosures.

Ideal use cases

• IoT sensors and remote monitoring devices
• Wearable health and fitness trackers
• Backup power for real-time clocks and memory
• Small medical devices and handheld instruments
• Wireless modules and beacons

Good to know

For optimal lifespan, store the battery at 40-60% charge in a cool, dry environment. Always use a charger with CC/CV profile and respect the maximum charge and discharge currents. The battery is not user-serviceable and should be installed by qualified personnel.