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Rectangular black laptop battery with label showing 40Wh 14.8V M5Y1K

PISKEKAT

PISKEKAT M5Y1K 40Wh 14.8V laptop battery i3558 GXVJ3 453-BBBQ WKRJ2 HD4J0 991XP P63F P47F P51F P52F

SKU CH-JZ5X-1CYAB

40 Wh, 14.8 V lithium-ion replacement battery for Dell Inspiron 14, 15 and 17 3000 and 5000 series laptops

  • Battery TypeLaptop Batteries
  • 40 Wh capacity powers Dell Inspiron 14 15 17 models
  • 8 V lithium-ion chemistry matches original Dell M5Y1K specification
  • Upgraded PCB board ensures full compatibility across all vintage years
  • Replaces OEM part numbers GXVJ3 453-BBBQ WKRJ2 HD4J0 991XP
  • Fits 3000 and 5000 series including 3451 3551 5551 5755

Replacement battery for Dell Inspiron

The PISKEKAT M5Y1K is a 40Wh 14.8V lithium-ion battery built to replace the original Dell unit in Inspiron 14, 15 and 17 models across the 3000 and 5000 series. An upgraded internal PCB board ensures full compatibility with the factory part regardless of the laptop's model year. It fits a wide range of specific model numbers including 3451, 3558, 5559 and 5758 among many others.

Thermals and power draw

As a direct replacement cell the battery operates within the same thermal envelope and power profile the laptop was designed for. Normal use produces no additional heat or fan noise beyond what the original Dell battery generated. The 40Wh capacity restores the original runtime specification for the supported Inspiron platforms.

Build quality and daily use

The pack uses standard Li-ion cells housed in a form factor that matches the Dell M5Y1K mechanical outline, so it seats securely in the existing battery bay without modification. Connectors align with the motherboard header for a firm click-in fit. A user manual is included to guide the swap, and the design supports computers of any vintage within the listed model families.

Highlights

  • 40 Wh capacity powers Dell Inspiron 14 15 17 models
  • 8 V lithium-ion chemistry matches original Dell M5Y1K specification
  • Upgraded PCB board ensures full compatibility across all vintage years
  • Replaces OEM part numbers GXVJ3 453-BBBQ WKRJ2 HD4J0 991XP
  • Fits 3000 and 5000 series including 3451 3551 5551 5755

Specifications

Battery TypeLaptop Batteries

Questions about this item

How do I install the M5Y1K battery in my Inspiron 15 5558 without damaging the connector?

Power off and unplug the laptop, remove the base screws, lift the bottom cover, disconnect the old battery cable from the motherboard before lifting the pack out, then connect the new M5Y1K cable firmly and reassemble.

What replacement will the M5Y1K need after extended use?

The 40Wh lithium-ion pack will gradually lose capacity; when run time drops below your needs, replace it with another 40Wh 14.8V M5Y1K or compatible unit such as GXVJ3 or 453-BBBQ.

What limit appears first when the M5Y1K runs a heavy workload continuously?

The 40Wh capacity depletes quickly under sustained load, so runtime becomes the limiting factor before the 14.8V output drops.

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