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Compatible Laptop Battery Replaces Lenovo 42T4789

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42T4789 Specifications
 Our ValueOEM Value
Manufacturer Premium PowerLenovo
Package height 8
Package length 8
Package width 8
Product weight 1 lbs
Technology Li-ionLi-ion
UPC 842740068557
UPC 842740068557

Compatible Laptop Battery Replaces Lenovo 42T4789

This new replacement laptop battery from eReplacements is 100% compatible with your Lenovo . eReplacements laptop batteries all come with a 1 year warranty and will meet or exceed the original Lenovo laptop battery specifications because they are manufactured for high performance in our ISO 9000 factories using the best quality cells and most up to date safety and engineering control standards:
  • High/low temperature shut off protection
  • Thermal runaway protection
  • Overcharge shut off protection
  • Over discharge shut off protection
  • Cell imbalance shut off protection
  • Fire resistant plastic casing
  • Manufactured using the most up to date TI BQ20Z chip set

Material Safety Data Sheet
UN Transportation Test Report (UN38.3)

Thousands of resellers, dealers and service companies over the years have trusted eReplacements to provide their customers with quality replacement laptop batteries.
Compatible Models
Lenovo ThinkPad X100e

Compatible Part Numbers
Lenovo 0A36278Lenovo 42T4781Lenovo 42T4783
Lenovo 42T4784Lenovo 42T4785Lenovo 42T4786
Lenovo 42T4787Lenovo 42T4788Lenovo 42T4789
Lenovo 42T4829Lenovo 42T4841Lenovo 42T4843
Lenovo 42T4854Lenovo 42T4855Lenovo 42T4856
Lenovo 42T4889Lenovo 42T4891Lenovo 42T4895
Lenovo 42T4897Lenovo 57Y4558Lenovo 57Y4559

eReplacements Shipping Rates


We offer several ways to ship your product. Orders over $500 ship free via FedEx Ground or Freight. Your exact shipping rate will be calculated in the cart and is determined by weight and zone but following is a guideline for approximate shipping rates:

  • USPS: $2.00 - $5.00 (under 1 lb); $7.00 (under 3 lbs)
  • FedEx Ground: $10.00 (under 15 lbs)
  • FedEx 2Day: $15.00 (under 10 lbs)
  • FedEx Standard Overnight (4:00 p.m.): $25.00 (under 10 lbs)
  • FedEx Priority Overnight (10:00 a.m.): $35.00 (under 10 lbs)

Items shipped via FedEx Ground will arrive to your city from our Dallas warehouse according to the time in transit map below: