Battery 45N1743-BTI Replacement Bti Battery For Lenovo Thinkpad T550 T550s W550s 45n1741
by BATTERY TECHNOLOGY

Price:  $111.82
MFG Part:  45N1743-BTI
UPC:  886734890274
Condition:  New

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This is a high-quality notebook battery compatible with Lenovo laptops. It features a lithium-ion technology ensuring reliable power and longevity for your device.

Compatible with models: ThinkPad P50s 20FK, 20FL, T550 20CJ, 20CK, T560 20FH, 20FJ, and W550s 20E1, 20E2.

Specifications include a 3-cell design, 3900 mAh capacity, and 44 Wh power.


$11182

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Specifications

  • Compatible with Lenovo part numbers: 45N1740, 45N1743, 45N1742
  • 3-cell configuration
  • 44 Wh capacity
  • 11.4V output
  • 3900 mAh lithium-ion

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 SCOTT TURNER

Super Bright, Good

March 16, 2026

Works excellent. No more problems. You must buy this manufacturers product, not aftermarket.


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