BTI 451-BBZT-BTI 11.4V 51Wh Li-Ion Battery for Dell Latitude

Meet the BTI 451-BBZT-BTI, a high-performance, OEM-style replacement battery designed to restore peak performance to your Dell Latitude notebooks. Built for a broad range ofLatitude 15 series models, including the 5580, 5590, 5591, 5280, 5290, 5480, 5490, 5491, and 5495, this 11.4V lithium-ion cell delivers reliable, long-lasting power when you need it most. Whether you’re a student rolling between classes, a professional tackling back-to-back meetings, or a traveler who relies on the battery life of a dependable laptop, this BTI battery is crafted to keep your work moving forward. It blends the power density of a 3-cell design with smart safety features, ensuring you get a stable, safe charge with every use. By choosing BTI, you’re selecting a trusted replacement that mirrors the performance and fit of the original battery, offering peace of mind and seamless compatibility with your Latitude 15 family machines.

• Premium replacement for Dell Latitude notebooks: The BTI 451-BBZT-BTI battery is engineered to match the form factor and electrical specifications of popular Latitude models, providing a plug-and-play upgrade that minimizes downtime and maximizes uptime.
• Long-lasting 51Wh energy capacity: With 11.4V and a substantial 51Wh rating, this battery delivers extended runtimes to power work, study, multimedia, and travel without frequent recharges, helping you stay productive through long days on campus or the road.
• Compact 3-cell lithium-ion design: The 3-cell architecture keeps the weight and thickness lean, making it a practical replacement that preserves your laptop’s chassis balance while delivering dependable energy when you need it.
• Integrated safety features for worry-free use: Built-in protection against overcharge, over-discharge, short circuits, and overheating helps preserve battery health and laptop safety, giving you confidence during intensive workloads and extended sessions away from a power source.
• Easy installation and broad compatibility: Designed to match a wide range of Latitude 15 series models, this BTI battery simplifies replacement with straightforward connectivity and alignment, so you can quickly restore your notebook’s mobility without costly service.

Technical Details of BTI 451-BBZT-BTI

• Battery type: Lithium-ion (Li-ion)
• Cells: 3-cell configuration
• Voltage: 11.4V
• Capacity: 51Wh
• Compatibility: Latitude 15 series including 5580, 5590, 5591, 5280, 5290, 5480, 5490, 5491, 5495, and related 15-inch models
• Part numbers / references: 083XPC, 4YFVG, DJWGP, 093FTF, 83XPC, 451-BBZT, 93FTF, 451-BZT, D4CMT
• Brand: BTI (replacement battery for Dell Latitude)
• Safety and protection: built-in safeguards against overcharge, over-discharge, short-circuit, and overheating to maintain battery health and laptop safety

How to install BTI 451-BBZT-BTI battery

• Power down your Dell Latitude, unplug all power sources, and close the lid. For added safety, disconnect any external peripherals before beginning.
• Prepare a clean workspace and lay the notebook face down on a non-slip surface. Use a suitable screwdriver to remove the bottom cover screws and gently lift the panel to access the battery compartment.
• Identify the battery connector, then carefully disconnect the cable from the motherboard or battery port. If you encounter resistance, do not force the connector—double-check alignment and safety.
• Remove the old battery by detaching any retaining screws or brackets and lifting the unit out of its bay. Handle the old battery with care, avoiding punctures or damage.
• Place the new BTI 451-BBZT-BTI battery into the bay, align connectors and mounting points, and secure it with the original screws or brackets.
• Reconnect the battery cable to the motherboard, reseal the bottom cover, and tighten screws in a cross pattern to ensure even pressure. Power on the notebook and allow the battery to initialize for a full calibration cycle.
• Charge fully before first use and, if possible, perform a complete discharge and recharge cycle to calibrate the battery’s reporting. This helps the system read the true capacity and optimize power management.

Frequently asked questions

• Q: Is this BTI battery compatible with my Dell Latitude model?

  A: This BTI battery is designed for a broad range of Latitude 15-series laptops, including 5580, 5590, 5591, 5280, 5290, 5480, 5490, 5491, and 5495. Compatibility may vary by exact configuration, so confirm the model and battery bay fit before purchase.

• Q: What is the expected runtime with this 51Wh battery?

  A: Runtime depends on usage, screen brightness, and power settings. On typical productivity tasks, you can expect several hours of operation between charges, with longer runtimes during light use or when power-saving modes are enabled. Heavier workloads will draw more power and reduce runtime accordingly.

• Q: How do I maximize the lifespan of this battery?

  A: For best longevity, avoid prolonged exposure to extreme temperatures, prevent deep discharges, and aim to keep the battery level between 20% and 80% when possible. Regular calibration cycles after installation help maintain accurate charge reporting.

• Q: Is this an official Dell replacement or a third-party BTI alternative?

  A: BTI provides replacement batteries designed to meet or closely match the specifications of the original Dell Latitude batteries, offering reliable performance and compatibility as a value-conscious alternative to OEM parts.

• Q: What safety protections are included with this battery?

  A: The BTI 451-BBZT-BTI includes built-in protection against overcharge, over-discharge, short circuits, and overheating, helping to safeguard both the battery and your laptop during use and charging.