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Rectangular black laptop battery with label showing voltage and capacity

PISKEKAT

PISKEKAT laptop battery K5XWW 7.6V 7500mAh for Dell Latitude 5289 7389 7390 2-in-1

SKU CH-B0EY-B7YXV

A 7.6 V, 7500 mAh lithium-ion replacement battery for Dell Latitude 5289, 7389 and 7390 2-in-1 models

  • Battery TypeLaptop Batteries
  • 60 Wh capacity supports longer unplugged sessions
  • 6 V 7500 mAh lithium-ion cell matches original voltage
  • Fits Dell Latitude 5289 7389 7390 2-in-1 models
  • UL CE FCC RoHS certified for safe operation
  • Brand-new 4-cell pack with smart-chip protection

What this battery replaces

This is a new 7.6 V lithium-ion pack rated at 60 Wh and 7500 mAh across four cells. It matches part numbers K5XWW, 725KY, N18GG, 6CYH6, 451-BBZC, 71TG4 and CFX97 for Dell Latitude 5289, 7389, 7390 and E5289 2-in-1 models plus the L3180 series.

Check your current part number

Before ordering confirm that the label on your existing battery shows one of the compatible part numbers listed above. The pack is built for the specific 2-in-1 chassis variants and will not fit other Latitude lines or standard clamshell models.

Thermals and power in daily use

The lithium-ion chemistry delivers stable current with low self-discharge and runs at the standard 7.6 V without extra heat under normal workloads. UL, CE, FCC and RoHS certifications confirm the pack meets recognised safety limits for temperature and emissions.

Highlights

  • 60 Wh capacity supports longer unplugged sessions
  • 6 V 7500 mAh lithium-ion cell matches original voltage
  • Fits Dell Latitude 5289 7389 7390 2-in-1 models
  • UL CE FCC RoHS certified for safe operation
  • Brand-new 4-cell pack with smart-chip protection

Specifications

Battery TypeLaptop Batteries

Questions about this item

Does the K5XWW battery ship with any tools or cables, or must I buy them separately?

The battery is a standalone 4-cell Li-ion pack rated at 7.6 V and 7500 mAh; no tools, cables or adapters are included in the package.

My Latitude 7390 2-in-1 shows part number P29S002 — is this the correct K5XWW version?

Yes, the K5XWW replaces part numbers P29S002, 725KY, N18GG, 6CYH6, 451-BBZC, 71TG4 and CFX97 for Latitude 7390 2-in-1 and other listed models.

What runtime can I expect from the 60 Wh capacity in a Latitude 5289 2-in-1?

The 60 Wh rating matches the original specification; actual runtime depends on screen brightness, workload and power settings but the capacity is equivalent to the factory battery.

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