Bateria de portátil Dell 26 Wh 2 células 7XNTR para portáteis Dell compatíveis

Replacement laptop battery Dell 26WHr 2-cell (model 7XNTR) is designed for compatible Dell notebooks and provides 26 watt-hours of energy in a compact 2-cell configuration. It restores portable power for everyday mobile use and is intended as a direct replacement to maintain battery-powered runtime for work, travel or study. The battery fits into the standard battery bay of supported Dell laptop models and connects using the original contact layout to ensure basic compatibility with the notebook's power management system.

Advantages

This 26WHr 2-cell battery offers a balance between compact size and usable runtime, allowing lighter weight and slimmer profile compared with higher-capacity multi-cell alternatives. It is manufactured to match the electrical and dimensional characteristics required by compatible Dell notebooks, providing stable voltage output and predictable discharge behavior under normal operating conditions. Designed as a direct replacement, it can simplify the service process by avoiding the need for adapters or modifications.

Suitable for

• Replacing a worn-out or failing battery in compatible Dell laptops
• Restoring mobile runtime for daily office work and web browsing
• Providing spare power for travel, studying, or remote work
• Users who need a compact, lightweight battery option

Key specifications

• Capacity: 26 Wh (watt-hours)
• Cell configuration: 2-cell
• Form factor: slim, designed for compatible Dell notebook battery bay
• Chemistry: lithium-ion (Li-ion)
• Typical use: replacement battery for everyday mobile computing

How to use

Power off the laptop and disconnect any external power source before starting the replacement. Remove the existing battery according to the laptop manufacturer's instructions, typically by releasing the battery latch and sliding the battery out of its bay. Align the replacement battery with the battery bay and contacts, then insert it until it clicks or locks into place. Reconnect AC power and allow the system to recognize the new battery; perform a full charge cycle if recommended by the notebook manual to calibrate battery level reporting.

Recommendations

Store and use the battery within the temperature range specified by the laptop manufacturer, avoid exposure to moisture or direct heat, and follow standard safety practices such as using the original charger and not disassembling the battery. For best longevity, avoid keeping the battery at 100% or 0% state of charge for prolonged periods when not in use; periodic charging to moderate levels is preferable. If the laptop exhibits power-management warnings after installation, consult the device documentation or authorized service providers for diagnostics.