Description
BTI 451-BCIQ-BTI 11.4V 51Wh Li-Ion Battery for Dell Latitude 5400/5401/5500/5501 and Precision 3540
Upgrade your Dell notebook’s power with a dependable BTI replacement battery designed to power Latitude 5400, 5401, 5500, 5501 and Precision 3540 devices, plus the 2‑in‑1 variants that share compatible battery footprints. This 3‑cell, 11.4V Li‑ion pack is engineered to deliver reliable, steady performance across everyday tasks—from office productivity to on‑the‑go browsing and media streaming. By mirroring OEM form factors and electrical specifications, the BTI 451-BCIQ-BTI battery anchors securely in place, preserves proper weight distribution, and maintains optimal cooling conditions—so you can work longer between charges without sacrificing ergonomics or portability. With a focus on safety, compatibility, and value, this battery provides a cost‑effective option for renewing degraded packs while preserving your device’s performance and reliability. It’s backed by an 18‑month manufacturer warranty and USA‑based customer support, offering assurance and service when you need it most. Whether you’re replacing a tired battery or stocking up for busy periods, this BTI battery is built to keep you productive wherever work takes you.
- Compatibility and secure fit: Specifically designed as a direct replacement for Dell Latitude 5400, 5401, 5500, and 5501 models, as well as the Precision 3540, ensuring a snug fit and stable power delivery. It preserves the laptop’s original balance, weight distribution, and venting dynamics, helping maintain comfortable typing angles and device cooling during long sessions. If your device uses OEM identifiers such as 0R8D7N, 451-BCIQ, R8D7N, or W8GMW, this BTI battery is intended to substitute them with ease and confidence.
- Power, capacity, and chemistry: This pack is a 3‑cell Li‑ion battery rated at 11.4V with a capacity of 51Wh, delivering sufficient runtime to support common productivity tasks, web research, and multimedia while preserving a slim and portable profile. The Li‑ion chemistry offers a favorable energy‑to‑weight ratio, predictable discharge behavior, and a broad temperature operating window, all of which contribute to reliable performance across a typical workday.
- OEM replacement alignment and references: The BTI 451-BCIQ-BTI battery is aligned with the OEM numbers 0R8D7N, 451-BCIQ, R8D7N, and W8GMW, making it a purpose‑built substitute that respects the original electrical interface, connector layout, and mounting points. This alignment minimizes compatibility concerns and helps you install the battery with minimal adjustments, avoiding the common issues that can come with third‑party alternatives.
- Warranty and service: The battery is covered by an 18‑month manufacturer warranty and USA‑based customer support, providing a clear, accessible path to replacement or assistance if you encounter any issues during normal use. This warranty coverage reflects the manufacturer’s confidence in the build quality and reliability of the BTI battery, giving you added peace of mind post‑purchase.
- Value, safety, and long‑term reliability: Beyond compatibility and capacity, this BTI battery represents a reliable, cost‑effective upgrade path that helps you avoid frequent recharging cycles or sudden shutdowns caused by aging cells. While individual runtimes vary with workload and device configuration, you can expect consistent performance over the life of the pack, backed by safety‑conscious design and customer support from a trusted replacement battery supplier.
Technical Details of BTI 451-BCIQ-BTI Battery
- Battery Type: Li‑Ion
- Voltage: 11.4V
- Capacity: 51Wh
- Cells: 3‑cell
- Model Fits: Dell Latitude 5400, 5401, 5500, 5501; Precision 3540
- Replaces OEM: 0R8D7N, 451-BCIQ, R8D7N, W8GMW
- Part Numbers: BTI 451-BCIQ-BTI
- Warranty: 18‑month manufacturer warranty; USA‑based customer support
How to Install BTI 451-BCIQ-BTI Battery
Step 1: Power down the laptop completely and unplug any connected power adapters. Ensure you are working on a clean, static-free surface to protect both the device and the new battery.
Step 2: If your model has a back cover, use the appropriate screwdriver to remove the screws that secure the panel. Gently lift the cover to access the battery bay. Some Dell models may require you to remove additional components for access; follow your device’s service manual if needed, but avoid forcing any parts.
Step 3: Locate the battery connector and carefully disconnect it from the motherboard. Be mindful of any retaining clips or brackets that hold the connector in place, and detach them if required.
Step 4: Remove the old battery by unscrewing or releasing any mounting brackets and sliding the pack out of the bay. Handle the battery with care, avoiding punctures or flexing the cells. Place the new BTI battery into the bay, aligning mounting holes and ensuring a secure fit.
Step 5: Reconnect the battery to the motherboard, reattach any brackets or clips, and replace the back cover or bottom panel. Tighten screws evenly to avoid warping the panel and ensure a flat, secure seal.
Step 6: Connect the charger and power on the device. If this is the first use, allow the battery to reach a full charge before heavy use to calibrate the battery management system. After installation, run the laptop through a standard startup and verify battery status in the operating system’s power settings.
Step 7: Perform a basic battery test by unplugging the charger and observing runtime under typical workloads. If you notice rapid discharge or abnormal behavior, shut down, recheck connections, and consult the warranty support if issues persist.
These installation steps offer a practical, model‑agnostic approach to swapping in a replacement BTI battery. Always consult your device’s service manual for model‑specific disassembly instructions and precautions. By following careful handling practices and safety guidelines, you can extend the life of your Dell Latitude or Precision workstation and restore reliable mobility without the need for professional service.
Frequently Asked Questions
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Q: Is this battery compatible with my Dell Latitude 5400 or 5501?
A: Yes. This BTI battery is designed to fit Dell Latitude 5400, 5401, 5500, 5501, and also the Precision 3540, making it a versatile replacement option for common Dell business laptops. -
Q: What is the capacity and voltage of the BTI 451-BCIQ-BTI battery?
A: The battery provides 11.4V at 51Wh, a standard configuration for many Dell business notebooks and a good balance between runtime and weight. -
Q: Does this battery replace the OEM part numbers?
A: Yes. It substitutes OEM identifiers 0R8D7N, 451-BCIQ, R8D7N, and W8GMW with a compatible, high‑quality BTI pack. -
Q: What does the 18‑month warranty cover and where is the support based?
A: The warranty provides coverage for 18 months from purchase and the support is USA‑based, offering assistance and potential replacements if the battery fails under normal use. -
Q: How should I install this battery?
A: Follow model‑generic replacement steps: power down, remove back panel, disconnect the old battery, install the new BTI pack, reconnect, reassemble, and charge. Always refer to your device’s service manual for any model‑specific cautions.
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