2-power Main Battery Pack - Akku - 54 mAh (2P-451-BBSX)

When your portable device runs out of power at the worst possible moment, a reliable replacement battery is the difference between staying productive and being stranded. The 2-POWER 2P-451-BBSX Main Battery Pack is a compact 3.7V lithium-ion cell engineered to restore dependable power to a wide range of small electronics, from remote sensors and IoT devices to handheld instruments and backup memory modules. With a 54mAh capacity, it delivers just the right amount of energy for low-drain applications where space and weight are critical.

Who is it for

This battery is ideal for technicians, hobbyists, and OEMs who need a durable, rechargeable power source for custom projects, replacements, or repairs. If your device originally used a 3.7V pouch cell with similar dimensions, this pack offers a drop-in solution with built-in protection against overcharge, over-discharge, and short circuits, ensuring safe operation over hundreds of cycles.

Main features

• Lithium-ion chemistry for high energy density and low self-discharge
• Nominal voltage of 3.7V, capacity 54mAh (0.2Wh)
• Single-cell pouch design: lightweight and space-saving
• Integrated protection circuit module (PCM) for overcharge, over-discharge, and short circuit protection
• Rechargeable up to 300–500 cycles, reducing waste and long-term cost
• Wide operating temperature range from 0°C to 45°C
• CE and RoHS compliant for safety and environmental standards

Specifications

• Brand: 2-POWER
• Model: 2P-451-BBSX
• MPN: 2P-451-BBSX
• Battery Type: Lithium-Ion (Li-Ion)
• Capacity: 54 mAh
• Nominal Voltage: 3.7 V
• Energy: 0.2 Wh
• Rechargeable: Yes
• Form Factor: Pouch Cell / Rectangular
• Number of Cells: 1
• Cycle Life: Up to 300-500 cycles
• Protection: Overcharge, Over-discharge, Short Circuit
• Operating Temperature: 0°C to 45°C
• Storage Temperature: -20°C to 60°C
• Certifications: CE, RoHS
• Colour: Black

Tips

Before ordering, verify that your device's original battery has the same voltage (3.7V) and physical dimensions (approximately 25 x 15 x 5 mm). For best lifespan, avoid fully discharging the battery and store it in a cool, dry place when not in use. Always follow local regulations for battery disposal and recycling.