2-Power pääakku - akku - 4 400 mAh (2P-S31-S551)

Laptop batteries degrade over time, leaving you tethered to a wall outlet and disrupting your workflow. The 2-Power 2P-S31-S551 replacement battery restores reliable, long-lasting power to your compatible notebook, so you can work, study, or travel without constantly searching for a power source.

Who is it for

This battery is ideal for professionals, students, and frequent travelers who need dependable mobile power. It suits anyone replacing an aged or faulty 6-cell lithium-ion pack in a laptop that accepts a 10.8V or 11.1V, 4400mAh battery.

Main features

• High-capacity 4400mAh lithium-ion cells deliver extended runtime.
• Dual voltage compatibility (10.8V / 11.1V) ensures broad laptop support.
• Integrated safety circuits protect against overcharge, over-discharge, over-current, and short circuits.
• Durable construction rated for up to 500 charge/discharge cycles.
• CE, RoHS, and FCC certified for quality and environmental compliance.

Specifications

• Brand: 2-Power
• Model: 2P-S31-S551
• Battery type: Lithium-Ion (Li-ion)
• Number of cells: 6
• Capacity: 4400 mAh
• Voltage: 10.8V / 11.1V
• Energy: 47.52 Wh / 48.84 Wh
• Rechargeable: Yes
• Cycle life: Up to 500 cycles
• Operating temperature: 0°C to 45°C (32°F to 113°F)
• Storage temperature: -20°C to 60°C (-4°F to 140°F)
• Certifications: CE, RoHS, FCC
• Warranty: 12 months
• Colour: Black

Tips

For optimal performance, fully charge and discharge the battery two to three times upon first use. Store the battery in a cool, dry place when not in use for extended periods, and avoid exposing it to extreme temperatures. Ensure your laptop's model is compatible with a 10.8V/11.1V 4400mAh battery before purchase.