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Black rectangular 4-cell lithium-ion laptop battery

Dr. Battery

Dr. Battery MPL05283P-12 laptop battery 4-cell 14.8V 2200mAh

SKU CH-9VVW-W4T4N

Four-cell lithium-ion replacement battery rated at 14.8 volts and 2200 mAh for compatible Dell Inspiron laptops

  • ColorBlack
  • TypeBattery
  • CompatibilityDell Inspiron 14(3421) / 14(3437) / 14(3442) / 14R(5421) / 1
  • Battery Type4 Cell Lithium-Ion
  • Battery Voltage14.8V
  • Battery Capacity2200 mAh
  • Replacement for many Dell Inspiron and Vostro models
  • Four-cell lithium-ion design delivers 14.8V output
  • 2200mAh capacity provides 32Wh of stored energy
  • Smart control chip enables quicker charging and longer discharge
  • Built-in protection guards against short circuit, overheat and overload

Direct Replacement Battery

This 4-cell lithium-ion pack is built to replace the original battery in a wide range of Dell Inspiron 14, 15 and 17 inch laptops. It delivers 14.8V and 2200mAh for 32Wh of capacity. The black housing matches the factory look and fits the existing battery bay without modification.

Upgrade From Degraded Cells

The unit replaces batteries that no longer hold a useful charge or that shut down under load. A swap is worth it when runtime has dropped below what the original 4-cell design provided. It restores the same voltage and capacity the system was engineered for, not more.

Limits Of The 4 Cell Design

The 14.8V 2200mAh rating caps maximum runtime to what a 4-cell lithium-ion pack can supply. Heavy workloads or high screen brightness will drain the 32Wh faster than larger 6-cell or 9-cell options. The smart chip manages charge cycles but cannot increase the fundamental energy storage of the cell count.

Highlights

  • Replacement for many Dell Inspiron and Vostro models
  • Four-cell lithium-ion design delivers 14.8V output
  • 2200mAh capacity provides 32Wh of stored energy
  • Smart control chip enables quicker charging and longer discharge
  • Built-in protection guards against short circuit, overheat and overload

Specifications

BrandDr. Battery
ModelMPL05283P-12
ColorBlack
TypeBattery
CompatibilityDell Inspiron 14(3421) / 14(3437) / 14(3442) / 14R(5421) / 15(3521) / 15(3531) / 15(3541) / 15(3542) / 15(3543) / 15R(5521) / 15R(5537) / 17(3721) / 17(3737) / 17(5748) / 17R(5721) / 17R(5737)
Dell Inspiron 3421 / 3437 / 3443 / 3521 / 3531 / 3537 / 3543 / 3721 / 5749 / 3847 / 5421 / 5437 / 5521 / 5537 / 5721 / 5749 / 7447
Dell Latitude 3440 / 3540 / E3440
Dell Vostro 2421 / 2521 / 3445 / 3446 / 3449 / 3546 / 3549
Original Battery Part Number :
0MF69 / 24DRM / 312-1387 / 312-1390 / 312-1392 / 312-1433 / 451-12107 / 451-12108 / 49VTP / 4DMNG / 4WY7C / 68DTP / 6HY59 / 6K73M / 6KP1N / 6X
Battery Type4 Cell Lithium-Ion
Battery Voltage14.8V
Battery Capacity2200 mAh

Questions about this item

Does the MPL05283P-12 fit the Dell Inspiron 15 3521 battery bay?

Yes, the pack is listed as compatible with the Inspiron 15 3521 and other 15-inch models in the same chassis family.

What is the correct way to install the 4-cell pack and what step do users often miss?

Power off the laptop, unplug the AC adapter, release the battery latch, insert the pack until it clicks, then charge fully before first use; skipping the full initial charge is the common mistake.

When will the 2200 mAh lithium-ion battery need replacing?

Capacity drops gradually with each charge cycle; expect service life of one to two years under daily use before runtime becomes too short.

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