DELL Y9HNT Laptop Spare Part Battery

The DELL Y9HNT 3-cell laptop battery provides portable power for compatible Dell laptops. With a capacity of up to 31 WHr and lithium‑ion technology, it is designed to deliver reliable energy and straightforward installation while on the move. The battery comes in black and matches specified Dell models to ensure correct fit and operation.

Advantages

The DELL Y9HNT battery offers stable voltage output and efficient energy use thanks to lithium‑ion cells, enabling uninterrupted laptop use away from mains power. Its compact 3‑cell design keeps overall weight and size low while delivering up to 31 WHr of capacity. The battery is manufactured to match Dell specifications for compatibility and simple replacement.

Suitable for

• Replacing a worn or failing Dell laptop battery
• Users who need additional runtime for mobile work
• Travel, commuting, and fieldwork where mains access is limited

Key specifications

• Manufacturer: Dell
• Model / MPN: Y9HNT
• Type: 3‑cell lithium‑ion laptop battery
• Capacity: up to 31 WHr
• Colour: Black
• EAN: 5711783221265

How to use

Turn off the laptop and disconnect the charger before replacing the battery. Remove the existing battery following the laptop manufacturer's instructions, insert the DELL Y9HNT until it clicks into place, then power on the laptop and verify battery recognition in the operating system. Charge the new battery fully before first extended use.

Recommendations

Store the battery at moderate temperatures and avoid prolonged exposure to extreme heat or moisture. Use the Dell charger designed for your laptop model and follow Dell's safety guidance for handling and disposal of lithium‑ion batteries.