Dr. Battery
Dr. Battery MPL05283P-21 4-cell 14.8V 2200mAh laptop battery
Four-cell lithium-ion replacement battery rated at 14.8 V 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
- Replaces many Dell Inspiron models for a direct fit
- 4-cell lithium-ion design delivers 14.8V 2200mAh capacity
- 32Wh energy rating supports extended mobile use
- Built-in smart chip protects against short circuit and overheat
- Brand-new condition with one-year manufacturer warranty
Replacement Battery for Inspiron 14 15 17
The Dr. Battery MPL05283P-21 is a four-cell lithium-ion pack rated at 14.8 volts and 2200 milliampere-hours. It replaces original Dell batteries in a wide range of Inspiron 14, 15 and 17 inch models including the 3421, 3521, 5421 and 5748 series. The unit is supplied new and carries a one-year manufacturer warranty.
Thermals and Power Behaviour
The integrated smart control chip manages charge current to reduce heat build-up during charging and limits power draw when the system is idle. Built-in safeguards cut output if a short circuit, over-temperature or overload condition is detected, keeping the pack within safe thermal limits during normal operation.
Included Protection Features
The onboard chip provides short-circuit, overheat and overload protection without requiring extra software or drivers. No installation media, cables or mounting hardware are bundled; the battery is a direct drop-in replacement once the original part number and voltage have been verified against the compatibility list.
Highlights
- Replaces many Dell Inspiron models for a direct fit
- 4-cell lithium-ion design delivers 14.8V 2200mAh capacity
- 32Wh energy rating supports extended mobile use
- Built-in smart chip protects against short circuit and overheat
- Brand-new condition with one-year manufacturer warranty
Specifications
| Brand | Dr. Battery |
|---|---|
| Model | MPL05283P-21 |
| Color | Black |
| Type | Battery |
| Compatibility | Dell 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 Type | 4 Cell Lithium-Ion |
| Battery Voltage | 14.8V |
| Battery Capacity | 2200 mAh |
Questions about this item
How do I install this 4 cell 14.8V battery in my Dell Inspiron 3542, and what step is often missed?
Power off the laptop, unplug the AC adapter, slide the release latch, remove the old pack, insert the new battery until it clicks, then let it charge fully before first use.
What maintenance will this 2200 mAh lithium ion battery need over its life?
No routine maintenance is required; avoid deep discharges, store at roughly half charge if unused for weeks, and keep the contacts clean for reliable connection.
What limit appears first during sustained use of this 32 Wh replacement pack?
The 2200 mAh capacity determines runtime; under continuous load the pack will deplete in proportion to the laptop's power draw until recharged.
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