Baterie do notebooku Dell Y3F7Y – 3článková lithium-polymerová, 42 Wh, 3684 mAh

The DELL Y3F7Y battery is a lithium-ion replacement battery designed for a range of Dell Inspiron laptops including 13 5368, 5378, 7368, 7378 and 15 5568, 7569, 7579. It provides portable power for everyday computing tasks and restores mobility to systems with depleted or failing cells. The battery is built to fit the original mounting points and connector arrangement used in the compatible Inspiron models, allowing straightforward installation and reliable electrical contact.

Advantages

This Lithium‑Ion battery delivers stable voltage and consistent discharge characteristics suitable for typical office, study and home use. Its design emphasizes longevity under normal charging cycles and a form factor that matches original equipment dimensions so the laptop housing closes correctly. The replacement battery offers a balance of capacity and safety protections common to modern laptop batteries.

Key specifications

• Battery technology: Lithium‑Ion (Li‑Ion)
• Compatibility: Dell Inspiron 13 5368, 5378, 7368, 7378; Inspiron 15 5568, 7569, 7579
• Form factor: pack designed to match original battery compartment and connector
• Intended use: laptop power replacement for daily productivity tasks

How to use

Power down the laptop and disconnect any external power sources before beginning. Remove the bottom access panel or battery latch according to the laptop service instructions, then carefully disengage the existing battery connector and remove the old battery pack. Position the DELL Y3F7Y battery into the compartment aligning mounting points and press gently until it seats securely. Reattach the connector, replace the access panel, and reconnect mains power. Allow the battery to complete a charge cycle before relying on battery-only operation to ensure battery management recognizes the new pack.

Recommendations

Use the replacement battery with compatible Inspiron models only. Follow standard safety practices: avoid exposure to extreme heat, do not puncture or disassemble the pack, and dispose of or recycle the old battery according to local regulations. For optimal lifespan, keep firmware and power-management settings up to date and avoid deep discharge cycles when practical.