2-power Dell Inspiron 17 7779 2-in-1/7778 2-in-1 Main Battery Pack - Batterie - 56 mAh (2P-1GGDK)

Restore your Dell Inspiron 17 7779 or 7778 2-in-1 to full mobility with this genuine 2-Power replacement battery. Unlike generic alternatives that often skimp on cell quality and protection circuitry, this 56 Wh lithium-ion pack is engineered to match the original specifications, ensuring reliable performance and a seamless fit. The 4-cell configuration delivers consistent 11.4 V output, so your laptop runs as long as you need it—whether you're presenting in tablet mode, drafting documents, or streaming media. Built-in safeguards against overcharge, over-discharge, overcurrent, and short circuits protect both the battery and your device, giving you peace of mind during daily use.

Highlights

• 56 Wh capacity for extended runtime
• 11.4 V, 4-cell Li-ion design
• Compatible with Dell Inspiron 17 7779 and 7778 2-in-1
• Integrated safety protections
• Internal installation for a clean look

In daily use

Installing this main battery pack is straightforward: power down your laptop, remove the bottom cover, and swap the old unit for the new one. Once in place, the battery charges efficiently and holds its capacity over hundreds of cycles. You'll notice the difference when unplugged—no more sudden shutdowns or premature low-battery warnings. The black casing blends discreetly with your laptop's chassis, maintaining its original aesthetics. Because it's a direct replacement, all power management features in Windows continue to work as expected, including battery health reporting and charge thresholds.

Full specifications

• Brand: 2-Power
• Model: 2P-1GGDK
• Product Type: Laptop Replacement Battery
• Battery Type: Lithium-Ion (Li-ion)
• Capacity: 56 Wh
• Voltage: 11.4 V
• Number of Cells: 4
• Colour: Black
• Rechargeable: Yes
• Installation Type: Internal
• Safety Features: Overcharge, over-discharge, overcurrent, short-circuit protection
• Compatible Models: Dell Inspiron 17 7779 2-in-1, Dell Inspiron 17 7778 2-in-1

Final note

Choose this 2-Power battery for a dependable, long-lasting power solution that keeps your Dell 2-in-1 performing at its best, wherever your work takes you.