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Bateria 357F9 para Dell Inspiron 15 5576 5577 7557 7559 7566 7567

Battery for Dell Laptop 357F9 - Compatible with Inspiron 15 5576, 5577, 7557, 7559, 7566, 7567

€38.99

Tax included

Reference: BAT-DE139

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Shipping tomorrow - Delivery in 24-48h (Spain and Portugal mainland)

Only 2 to 4 units left

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EU shipping 48-96h 14-day returns 3-year warranty

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Compatible · 357F9

Battery for Dell Laptop 357F9 - Compatible with Inspiron 15 5576, 5577, 7557, 7559, 7566, 7567

High-capacity compatible replacement battery, 4200 mAh and 3-year warranty.

4200 mAh / 11.1V Li-Polymer Technology 3 Year Warranty Compatible

⚡ Key Features

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Capacity

4200 mAh for extended autonomy.

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Technology

High-density Li-Polymer (Lithium Polymer) cells.

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Nominal Voltage

11.1 V, fully compatible with Dell charging systems.

🛡️

Integrated Safety

Protection circuits against overcharge and over-discharge.

🔧

Verified Quality

Individually reviewed by our technical service.

📝 Product Description

This replacement battery, with main reference 357F9, is the ideal solution to restore the autonomy of your Dell Inspiron laptop. Manufactured with high-quality lithium polymer cells, it offers a capacity of 4200 mAh and a voltage of 11.1 V, ensuring stable and long-lasting performance. Each unit is rigorously reviewed by our technical service to ensure maximum quality and compatibility. It incorporates protection circuits against overcharge and over-discharge, protecting both the battery and your equipment. It is the perfect replacement for technical services and users looking for a reliable alternative with an excellent performance-price ratio.

To maximize the lifespan of your new battery, it is recommended to perform a complete initial calibration cycle: charge it to 100%, let it rest for an hour, discharge it completely until the laptop turns off, and finally, recharge it to 100% without interruptions. Avoid regular full discharges and try to maintain the charge level between 20% and 80% for optimal long-term performance. Store in a cool, dry place if not in use for an extended period.