2-power Main Battery Pack - Batterie - 48 mAh

For technicians and hobbyists who need a reliable power source for compact electronics, the 2-POWER 2P-L0690L6 main battery pack delivers steady 3.7 V output in a space-saving form factor. Whether you're prototyping a wearable sensor, replacing a worn cell in a handheld meter, or keeping a small IoT node running, this rechargeable lithium-ion pack offers the energy density and safety features required for long-term field use.

Key specifications

• Capacity: 48 mAh
• Chemistry: Lithium-Ion (Li-ion)
• Nominal voltage: 3.7 V
• Energy rating: 0.178 Wh
• Rechargeable: Yes
• Form factor: Custom / specialized (pouch cell)
• Protection circuit: Integrated (overcharge, over-discharge, short-circuit)
• Cycle life: Approx. 300–500 cycles to 80% capacity
• Operating temperature: -20°C to 60°C
• Storage temperature: -20°C to 45°C
• Charging method: Constant current / constant voltage (CC/CV)
• Max charge current: 0.5C (24 mA recommended)
• Max discharge current: 1C (48 mA recommended)
• Self-discharge rate: <5% per month
• Number of cells: 1
• Certifications: CE, RoHS

Why choose it

This battery pack is built for dependable performance in small, power-sensitive devices. The integrated protection circuit guards against common failure modes, while the wide operating temperature range ensures functionality in harsh environments. Its low self-discharge rate means it holds charge during storage, so you can keep spares ready without frequent reconditioning.

Ideal use cases

• Replacement for custom batteries in handheld instruments
• Power source for DIY electronics and prototyping
• Backup power for low-drain IoT sensors and wearables
• Educational projects requiring safe, rechargeable Li-ion cells

Good to know

Always use a charger designed for single-cell Li-ion batteries with CC/CV profile and a maximum current of 24 mA. Avoid short-circuiting the terminals and do not expose the pack to temperatures above 60°C. For best longevity, store at 40–50% charge in a cool, dry place. The pack includes solder tabs for easy integration into your device.