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BTI

BTI Battery

$100.00
$89.15 SAVE $10.85
2 availableas of 09/11/2026

Order within for shipment today

Should arrive by Thu, Oct 1 with free ground shipping

Rated excellent by our customers Read our reviews

Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

BTI LN-4X50M08811-BTI 10.8V 48WHR LI-ION NOTEBOOK BATTERY FOR THINKPAD T580 20LA, T580 20L9, T580, T570 20JX, T570 20JW, T570 20HA, T570 20H9, T570, T480 20L6, T480 20L5, T480, T470 20JN, T470 20JM, T470 20HE, T470 20HD, T470, P51S, 25 20K7, 25, A485, A475

Technical specifications

General Information

Manufacturer Battery Technology, Inc
Manufacturer Part Number LN-4X50M08811-BTI
Manufacturer Website Address http://www.batterytech.com
Brand Name BTI
Product Name Battery
Product Type Battery

Battery Information

Application / Usage Notebook
Battery Rechargeable Yes
Battery Size Proprietary Battery Size
Battery Chemistry Lithium Ion (Li-Ion)
Battery Capacity 4400 mAh
Battery Energy 48 Wh
Number of Cells 6
Output Voltage 10.8 V

Miscellaneous

Compatible to OEM Part Number
  • SB10K97582
  • 61+
  • 4X50M08811
  • 01AV491
  • 01AV426
  • 01AV425
Compatibility

Model Fits:

  • LENOVO THINKPAD T580 20LA
  • T580 20L9
  • T580
  • T570 20JX
  • T570 20JW
  • T570 20HA
  • T570 20H9
  • T570
  • T480 20L6
  • T480 20L5
  • T480
  • T470 20JN
  • T470 20JM
  • T470 20HE
  • T470 20HD
  • T470
  • P51S
  • 25 20K7
  • 25
  • A485
  • A475

    Replaces OEM:

  • SB10K97582
  • 61+
  • 4X50M08811
  • 01AV491
  • 01AV426
  • 01AV425
    • TAA Compliant No

    Warranty

    Limited Warranty 18 Month
    Additional Warranty Information USA Based Customer Service Call Center

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    Shipping and returns

    Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

    Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

    Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.