Dr. Battery
Dr. Battery MPL08251P-27 6-cell 4400mAh 10.8V laptop battery
A 6-cell 4400 mAh 10.8 V lithium-ion replacement battery for HP ProBook 4330s, 4331s, 4430s, 4431s, 4435s, 4436s, 4440s, 4441s, 4446s, 4530s, 4535s, 4540s and 4545s models
- ColorBlack
- TypeBattery
- CompatibilityHP ProBook 4330s / 4331s / 4430s / 4431s / 4435s / 4436s / 4
- Battery Type6 Cell Lithium-Ion
- Battery Voltage10.8V
- Battery Capacity4400 mAh
- Extended runtime with 4400 mAh lithium-ion capacity
- Reliable power from six premium lithium-ion cells
- Safe charging via built-in smart control chip
- Broad fit across HP ProBook 4330s to 4545s series
- Matches OEM specs for 10.8 V original batteries
What this battery replaces
The Dr. Battery MPL08251P-27 is a six-cell lithium-ion pack rated at 10.8 volts and 4400 milliampere-hours. It matches original HP part numbers including 633733-151, 633733-241 and 633805-001 for ProBook 4430s, 4431s, 4435s, 4436s, 4440s, 4441s, 4446s and related 4330s, 4331s, 4530s, 4535s, 4540s, 4545s models. The black casing fits the same bay as the factory unit.
Who this suits and who it does not
Owners of the listed ProBook series who need a new 48 watt-hour replacement will find the correct voltage and connector. Buyers with other HP lines, different voltages or higher capacity requirements should verify their original part number before ordering. The pack is not compatible with ultrabooks or models that use a three-cell or nine-cell design.
What the bundled electronics change
An integrated smart control chip manages charging current to reduce heat and extend cycle life. Built-in protection circuits guard against short circuit, overheat and overload conditions during daily use. No separate software, drivers or calibration tools are included in the package.
Highlights
- Extended runtime with 4400 mAh lithium-ion capacity
- Reliable power from six premium lithium-ion cells
- Safe charging via built-in smart control chip
- Broad fit across HP ProBook 4330s to 4545s series
- Matches OEM specs for 10.8 V original batteries
Specifications
| Brand | Dr. Battery |
|---|---|
| Model | MPL08251P-27 |
| Color | Black |
| Type | Battery |
| Compatibility | HP ProBook 4330s / 4331s / 4430s / 4431s / 4435s / 4436s / 4440s / 4441s / 4446s / 4530s / 4535s / 4540s / 4545s Original Battery Part Number : 633733-151 / 633733-1A1 / 633733-241 / 633733-251 / 633733-321 / 633805-001 / 633809-001 / 650938-001 / HSTNN-1B2R / HSTNN-DB2R / HSTNN-DB2T / HSTNN-DB3C / HSTNN-I02C / HSTNN-I97C-3 / HSTNN-I97C-4 / HSTNN-I98C-5 / HSTNN-I99C / HSTNN-I99C-3 / HSTNN-I99C-4 / HSTNN-IB2R / HSTNN-LB2R / HSTNN-OB2R / HSTNN-OB2T / HSTNN-Q87C-4 / HSTNN-Q87C-5 / HSTNN-Q88C / HSTNN-Q88C-4 / HSTNN-Q88C-5 / HSTNN-Q89C / HSTNN-XB2E / HSTNN-XB2F / HSTNN-XB2G / HSTNN-XB2H / |
| Battery Type | 6 Cell Lithium-Ion |
| Battery Voltage | 10.8V |
| Battery Capacity | 4400 mAh |
Questions about this item
What laptop models does this 6-cell 4400mAh battery support?
It replaces original batteries in HP ProBook 4330s, 4331s, 4430s, 4431s, 4435s, 4436s, 4440s, 4441s, 4446s, 4530s, 4535s, 4540s and 4545s.
Will it fit if my original battery is listed as HSTNN-DB2R or HSTNN-I97C-4?
Yes, the MPL08251P-27 replaces HSTNN-DB2R, HSTNN-DB2T, HSTNN-DB3C, HSTNN-I02C, HSTNN-I97C-3, HSTNN-I97C-4 and HSTNN-I98C-5 part numbers.
How can I confirm the battery is operating correctly after installation?
The built-in smart control chip manages charging and protections; the OS should report 10.8V and approximately 48Wh capacity when fully charged.
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