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Estry

Estry 4500mAh 14.8V battery ThinkPad X60 X61 Tablet 6363 6368 67

SKU CH-R8NS-7S4AS

Replacement lithium battery delivering 4500mAh at 14.8V for ThinkPad X60 and X61 Tablet models

  • TypeBatteries
  • Battery Pack1-pack
  • Battery TypeLithium
  • Battery Capacity4500mAh
  • Battery Voltage14.8
  • 4500mAh capacity extends runtime for ThinkPad X60 and X61 Tablet models
  • 8V lithium chemistry matches original FRU 42T5251 and 42T5204 specifications
  • Built-in overcharge, over-discharge and short-circuit protection safeguards battery life
  • Certified to ISO 9001, RoHS, CE and UN 38.3 standards for quality and safety
  • Compact 272.3 x 106.37 x 20.0 mm form factor fits original battery bay exactly

Compatible ThinkPad Tablet Models

This replacement battery fits the ThinkPad X60 Tablet PC 6363, ThinkPad X61 Tablet PC 67 and ThinkPad X60 Tablet PC 6368. It matches the original FRU part numbers 42T5251, 42T5204, 40Y8318, 42T5206, 40Y8314, 42T5209 and 42T5208. Buyers with other ThinkPad models cannot use this pack.

Capacity And Voltage

The cell delivers 4500mAh at 14.8V using lithium chemistry. These two figures decide whether the battery matches the machine's power requirements. A different capacity or voltage will not work in the listed tablets.

Safety Certifications Included

The unit carries ISO9001, RoHS, CE, UN38.3 and MSDS certifications. These approvals confirm compliance with quality, substance and transport safety standards for lithium packs. No extra software or accessories are bundled with the battery.

Highlights

  • 4500mAh capacity extends runtime for ThinkPad X60 and X61 Tablet models
  • 8V lithium chemistry matches original FRU 42T5251 and 42T5204 specifications
  • Built-in overcharge, over-discharge and short-circuit protection safeguards battery life
  • Certified to ISO 9001, RoHS, CE and UN 38.3 standards for quality and safety
  • Compact 272.3 x 106.37 x 20.0 mm form factor fits original battery bay exactly

Specifications

TypeBatteries
Battery Pack1-pack
Battery TypeLithium
Battery Capacity4500mAh
Battery Voltage14.8

Questions about this item

How long will the 4500mAh capacity actually run a ThinkPad X60 or X61 Tablet?

The 4500mAh pack replaces the original FRU 42T5251 and similar part numbers, restoring the factory runtime for X60 Tablet 6363, X61 Tablet 67 and X60 Tablet 6368 models.

Does the 14.8V rating match the original laptop charging circuit?

Yes, the 14.8V output matches the voltage of the original FRU 42T5204, 40Y8318, FRU 42T5206 and 40Y8314 batteries used in the listed ThinkPad tablets.

Will the 272.3 x 106.37 x 20.0mm pack fit the battery bay without modification?

The dimensions match the original battery form factor for the ThinkPad X60 Tablet 6363, X61 Tablet 67 and X60 Tablet 6368, so it seats directly in the existing bay.

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