Dell 71 TG4 Battery (K5 XWW) 11.4 V 45 Wh for Latitude 7390 7400 5400 5500 Laptops

Restore Your Laptop's Power and Unleash Your Productivity

Breathe new life into your Dell Latitude laptop with the genuine Dell 71TG4 / K5XWW 45Wh Battery. Designed specifically for seamless compatibility and optimal performance, this authentic Dell battery ensures you can work, study, and create without being tethered to a power outlet. Stop letting a failing battery dictate your workflow and rediscover the freedom of true mobility and all-day power you can rely on.

This high-quality, 3-cell Lithium-Ion battery is the perfect replacement to restore your laptop's original runtime and reliability. Engineered to Dell's exacting standards, it provides a safe, stable, and consistent power source, protecting your valuable hardware from the risks associated with non-genuine alternatives.

Key Features

• Authentic Dell Original Product: Guarantees perfect fit, function, and safety, designed to work flawlessly with your Dell Latitude system.
• Reliable Power Capacity: Features a 45Wh capacity to provide substantial runtime for daily tasks, meetings, and on-the-go use.
• Stable Voltage Output: Delivers a consistent 11.4V, ensuring your laptop's sensitive components receive the correct power for optimal performance.
• Advanced Li-Ion Technology: Built with modern Lithium-Ion cells for a longer lifespan, no memory effect, and efficient charging.
• Integrated Safety Circuits: Includes built-in protection against overcharging, over-discharging, over-current, and short-circuiting for complete peace of mind.
• Direct Replacement: A direct swap for original part numbers 71TG4 and K5XWW, ensuring a hassle-free installation process.
• Peace of Mind Warranty: Comes with a comprehensive 6-Month Warranty, protecting your investment.

Benefits and Usage

Experience uninterrupted productivity and true portability once again. A new Dell 71TG4 battery eliminates the anxiety of a flashing low-battery icon during an important presentation or online class. It empowers mobile professionals and students to work from anywhere—a coffee shop, the library, or a client's office—with confidence.

By choosing a genuine Dell battery, you are not just buying power; you are investing in safety and longevity for your laptop. This battery communicates effectively with your system's power management software, providing accurate battery health and remaining runtime estimates. It is the ideal solution for anyone whose current battery has degraded, no longer holds a sufficient charge, or needs a reliable spare for extended travel.

Compatibility and Specifications

To ensure a perfect match for your device, please verify your laptop's model number or the part number on your original battery.

Compatible Dell Laptop Models

• Dell Latitude 7390
• Dell Latitude 7400
• Dell Latitude 5400
• Dell Latitude 5401
• Dell Latitude 5410
• Dell Latitude 5411
• Dell Latitude 5500
• Dell Latitude 5501
• Dell Latitude 5510
• Dell Latitude 5511
• Dell Precision 3540
• Dell Precision 3541
• Dell Precision 3550
• Dell Precision 3551

Compatible Dell Part Numbers

• 71TG4
• K5XWW
• 0K5XWW
• 071TG4
• N2N24
• X49C1

Product Details

• Brand: Dell
• Product Name: Dell 71TG4 / K5XWW Laptop Battery
• GTIN: 7900491659530
• HSN Code: 8507
• Voltage: 11.4V
• Capacity: 45Wh
• Battery Technology: 3-Cell Lithium-Ion (Li-ion)
• Condition: Brand New, Original
• Warranty: 6 Months

Installation and Care

For optimal performance, it is recommended to calibrate the new battery upon installation. Charge it to 100%, then continue charging for at least another 2 hours. Afterward, use your laptop until the battery discharges to around 10-15%. Finally, recharge it back to 100% without interruption. Avoid exposing the battery to extreme temperatures and do not let it remain in a fully discharged state for extended periods.