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Lenovo 45N1138 46Wh Battery

Original price was: $98.00.Current price is: $76.00.

SKU: Battery-Lenovo-45N1138-46Wh Category:

Description

Product Overview

This genuine Lenovo 45N1138 46Wh battery delivers reliable power for your compatible Lenovo laptop. Manufactured to meet original equipment specifications.

Specifications

  • Battery Type: Lithium-Ion
  • Capacity: 46Wh
  • Voltage: 10.8V
  • Condition: Brand New
  • Part Number: 45N1138

Compatible Part Numbers (P/N)

  • 121500158
  • 121500159
  • 45N1139
  • 45N1140
  • 45N1141

Compatible Models

  • ThinkPad S431
  • ThinkPad S440
  • ThinkPad S440 (20AY)
  • ThinkPad S440 Touch (20AY/20BB)
  • ThinkPad T440S
  • ThinkPad X230S
  • ThinkPad X240S

When to Replace Your Battery

Situation Description
Short Battery Life Lasts less than 1 hour on full charge when originally lasted 4+ hours
Battery Won’t Charge Charging indicator shows active but battery percentage doesn’t increase
Swollen Battery Battery case appears bulged or distorted, creating gap with laptop body
System Warnings Laptop displays “Consider replacing your battery” or similar alerts
Random Shutdowns Computer turns off unexpectedly even when battery shows 20%+ remaining
Overheating Battery area becomes unusually hot during charging or normal use

Compatibility Note

This battery is compatible with additional Lenovo models and part numbers beyond those listed. If you don’t see your specific model or are unsure about compatibility, please leave your laptop model or current battery part number in the order notes during checkout. We will verify compatibility before shipping.

Shipping & Warranty

  • Ships in 1 business day
  • 30-day money back guarantee
  • 1-year manufacturer warranty
  • In stock, ready to ship
  • Free shipping included
  • 100% brand new product

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