• Designed as a compatible replacement for select Lenovo laptops using the L20L4P72 battery model
  • Specifically compatible with various Lenovo ThinkPad series laptops, including models originally equipped with the L20L4P72 battery
  • Offers a capacity of 3711mAh, includes 4 battery cells, and delivers a voltage output of 15.36 VDC
New at Staples

Battery Technology Lithium-Ion Battery for Lenovo ThinkPad Laptop (L20L4P72-BTI)

Item #: IM1VJ9181Model #: L20L4P72-BTI
$72.65

Free Returns

Online. In store. Always free.

Learn More

  • About this product

    Stay powered and productive with this replacement battery, designed for select Lenovo laptops. This high-quality lithium-ion battery delivers a reliable 15.36V output and a 57Wh capacity, making it ideal for professionals, students, and remote workers who need dependable performance throughout the day. Whether you're replacing a worn-out battery or keeping a spare for travel, the it ensures your Lenovo device stays mobile and efficient. Built to meet or exceed OEM specifications, it features premium-grade cells for long-lasting durability and consistent power delivery. The battery is easy to install and integrates seamlessly with compatible Lenovo models, including those in the IdeaPad and ThinkPad series. With built-in safety features to protect against overcharging, overheating, and short-circuiting, and backed by BTI’s 18-Months limited warranty, this battery is a smart investment for uninterrupted productivity.

    • Designed as a compatible replacement for select Lenovo laptops using the L20L4P72 battery model
    • Specifically compatible with various Lenovo ThinkPad series laptops, including models originally equipped with the L20L4P72 battery
    • Offers a capacity of 3711mAh, includes 4 battery cells, and delivers a voltage output of 15.36 VDC
    • Supports up to 500 full charge-discharge cycles; typical full charge time is approximately 2 to 3 hours depending on system usage
    • Designed for a precise fit in compatible Lenovo laptops
    • Covered by BTI’s 18-Months limited warranty for reliable performance and customer support

    Frequently bought together

    Compare similar items

    Product specifications table
    Attributes Battery Technology Lithium-Ion Battery for Lenovo ThinkPad Laptop (L20L4P72-BTI) Battery Technology Li-Ion Replacement Battery for Lenovo ThinkPad, 4050mAh (L17C3P51-BTI) Battery Technology Li-Ion Replacement Battery for Lenovo ThinkPad, 4050mAh (L17M3P53-BTI) Battery Technology Li-Ion Replacement Battery for Lenovo ThinkPad Laptops, 2100mAh (01AV493-BTI)
    Your product
    Price is $72.65
    Out of Stock
    Delivery Information
    Data not available
    Free delivery by Mon, Aug 25
    Free delivery by Thu, Aug 21
    Free delivery by Mon, Aug 25
    Available in my store
    No
    No
    No
    No
    Battery Capacity (mAh)
    3711
    4050
    4050
    2100
    Number of Battery Cells
    4
    3
    3
    4
    Battery Compatibility
    Lenovo
    Lenovo
    Lenovo
    Lenovo
    Compatible Devices
    Laptop
    ThinkPad E14 / E15 / E480 / E485 / E495 / E580 / E585 / E490 / E590 / E595
    ThinkPad L14, L15, L480, L490, L580, L590
    ThinkPad
    Battery Capacity (Wh)
    57
    45
    45
    32
    Battery Composition
    Lithium-Ion
    Lithium-Ion
    Lithium-Ion
    Lithium-Ion
    Warranty Information
    18 Month
    18 Month
    18 Month
    18 Month
    Add To Cart
    Add To Cart
    Add To Cart