BTI L17M3P53-BTI 11.1V 45Wh Li-Ion Battery for ThinkPad L-Series

This BTI replacement battery is engineered to restore like‑new power and reliability to your Lenovo ThinkPad notebooks. With a compact 11.1V, 45Wh Li‑ion design, it delivers dependable energy for daily work, travel, and long meetings, helping you stay productive without frequent recharges. Built to be compatible with a broad range of ThinkPad models, this battery is a practical upgrade or spare that matches the performance of original equipment while offering modern safety features and trusted durability.

• Compatibility and OEM alignment: Specifically designed to fit Lenovo ThinkPad notebooks including L14, L15, L480, L490, L580, and L590. It carries multiple OEM part numbers to ensure a proper match with your device, such as L17M3P53, L17L3P52, SB10K97610, 01AV463, SB10K97611, 01AV464, L17M3P54, SB10K97612, 01AV465, L17C3P52, SB10K97613, and 01AV466. This breadth of compatibility makes it a reliable replacement or spare for diverse ThinkPad installations.
• High-energy, portable power: A 11.1V, 45Wh Li‑ion battery delivers robust run time while remaining compact and lightweight for on‑the‑go use. This combination supports longer sessions between charges and helps you travel with confidence, knowing you have the power you need when you need it.
• Smaller, lighter design for portability: Marketed as a battery that’s smaller and lighter than many other rechargeable options, this BTI battery is ideal for users who value portability without sacrificing performance. It fits neatly into compatible ThinkPads, enabling thinner profiles and easier handling in everyday carry scenarios.
• Reliability and safety features: Built with protective circuitry and high‑quality cells to help guard against common battery risks such as overcharging, short circuits, and deep discharge. This design focus supports safer charging, longer cycle life, and more stable operation under typical workloads.
• Easy replacement for extended device life: A straightforward upgrade option to refresh aging power, extend the usable life of your ThinkPad, and minimize downtime. The battery is intended to be a drop‑in replacement that aligns with your device’s original performance expectations and energy needs.

Technical Details of BTI L17M3P53-BTI 11.1V 45Wh LI-ION BATTERY

• Battery type: Li‑ion rechargeable
• Voltage: 11.1V
• Capacity: 45Wh
• Compatible notebooks: ThinkPad L14, L15, L480, L490, L580, L590
• OEM part numbers (reference): L17M3P53, L17L3P52, SB10K97610, 01AV463, SB10K97611, 01AV464, L17M3P54, SB10K97612, 01AV465, L17C3P52, SB10K97613, 01AV466
• Product scope: Replacement battery designed to match original specifications for supported ThinkPad models, ensuring reliable power delivery and compatibility.

How to install BTI L17M3P53 Battery

Before you begin, power down your ThinkPad completely and disconnect any external devices. If your model offers access to the battery through an external bay, remove the back cover according to your manual and locate the battery compartment. Follow these general steps to install the BTI L17M3P53:

1) Disconnect the notebook from any power source and remove the bottom panel to access the battery bay. 2) If an existing battery is installed, unplug the battery connector from the motherboard and gently remove the old unit from its bay. 3) Align the new BTI battery with the connector and the mounting points, ensuring the cable is routed safely away from any fans or vents. 4) Reconnect the battery to the motherboard, reseat the battery in its bay, and replace the bottom cover securely. 5) Plug in the charger and power on the device to verify boot and initial charging. 6) Allow the battery to reach a full charge for the first cycle, then you can use the ThinkPad normally. 7) If provided by your model, perform any calibration steps recommended in the user manual to optimize battery reporting. If you are unsure about any step, consult the official ThinkPad service guide or contact support for assistance.

Frequently asked questions

• Q: Is this battery compatible with my ThinkPad model? A: Yes. It is designed for ThinkPad models L14, L15, L480, L490, L580, and L590, and it aligns with the listed OEM part numbers to ensure proper fit and power delivery.
• Q: What are the key specifications of this battery? A: The battery uses 11.1V Li‑ion cells with a 45Wh capacity, delivering dependable energy for daily use while remaining compact for portability.
• Q: Is this a genuine Lenovo part? A: This battery is a BTI replacement battery designed to be compatible with Lenovo ThinkPad laptops by matching OEM part numbers and performance requirements. It is intended as a reliable aftermarket option that aligns with the device's energy needs.
• Q: How do I know when it’s time to replace the battery? A: Look for noticeably shorter run times, the battery refusing to hold a charge, or the device reporting battery health concerns in the operating system. If you notice rapid discharge or unexpected shutdowns, replacing with a compatible battery is recommended.
• Q: Are installation steps model-specific? A: While the general installation approach is consistent, always refer to your ThinkPad’s user manual or service guide for exact steps and screw locations, as designs vary by model and chassis revision.