HP 646656-421 Compatible Laptop Battery 10.8V (4400mAh / 48Wh) Li-ion

SKU: LHP255-BP-K001
Regular price C$43.50
In stock
Orders placed after 3:00 PM (PT) will be processed on the next business day.
  • Compatible Brands HP
  • Model/OPN 646656-421
  • Cell Type Conventional Li-ion
  • Capacity 4400mAh / 48Wh
  • Output Voltage 10.8V
  • Warranty 1 Year
Ships from Canada • Fast local delivery

This compatible replacement laptop battery for HP 646656-421 is available for C$43.50 . 10.8V · 4400mAh / 48Wh · Conventional Li-ion.

Important Notes
  • This battery is not compatible with the following models:
  • Pavilion dm1-(1000 to 3999)
Compatible Model
HP Pavilion Series Mini 210-3000emHP Pavilion Series Mini 210-3000ewHP Pavilion Series Mini 210-3000slHP Pavilion Series Mini 210-3000smHP Pavilion Series Mini 210-3000soHP Pavilion Series Mini 210-3000ssHP Pavilion Series Mini 210-3000svHP Pavilion Series Mini 210-3001eiHP Pavilion Series Mini 210-3001siHP Pavilion Series Mini 210-3001slHP Pavilion Series Mini 210-3001soHP Pavilion Series Mini 210-3002evHP Pavilion Series Mini 210-3002slHP Pavilion Series Mini 210-3002soHP Pavilion Series Mini 210-3010seHP Pavilion Series Mini 210-3010slHP Pavilion Series Mini 210-3010smHP Pavilion Series Mini 210-3010ssHP Pavilion Series Mini 210-3011sxHP Pavilion Series Mini 210-3016laHP Pavilion Series Mini 210-3020efHP Pavilion Series Mini 210-3020epHP Pavilion Series Mini 210-3020seHP Pavilion Series Mini 210-3020sfHP Pavilion Series Mini 210-3020stHP Pavilion Series Mini 210-3021efHP Pavilion Series Mini 210-3022sfHP Pavilion Series Mini 210-3025sfHP Pavilion Series Mini 210-3026efHP Pavilion Series Mini 210-3026sfHP Pavilion Series Mini 210-3030seHP Pavilion Series Mini 210-3050sgHP Pavilion Series Mini 210-3051erHP Pavilion Series Mini 210-3053erHP Pavilion Series Mini 210-3060ezHP Pavilion Series Mini 210-3062ezHP Pavilion Series Pavilion dm1-4000eeHP Pavilion Series Pavilion dm1-4000egHP Pavilion Series Pavilion dm1-4000enHP Pavilion Series Pavilion dm1-4000erHP Pavilion Series Pavilion dm1-4000sdHP Pavilion Series PAVILION DM1-4001erHP Pavilion Series Pavilion dm1-4001tuHP Pavilion Series Pavilion dm1-4001xxHP Pavilion Series Pavilion dm1-4002auHP Pavilion Series Pavilion dm1-4004saHP Pavilion Series Pavilion dm1-4006auHP Pavilion Series Pavilion dm1-4008tuHP Pavilion Series Pavilion dm1-4009auHP Pavilion Series Pavilion dm1-4009tuHP Pavilion Series Pavilion dm1-4009utHP Pavilion Series Pavilion dm1-4010seHP Pavilion Series PAVILION DM1-4010snHP Pavilion Series Pavilion dm1-4011auHP Pavilion Series Pavilion dm1-4011tuHP Pavilion Series Pavilion dm1-4012auHP Pavilion Series Pavilion dm1-4013tuHP Pavilion Series Pavilion dm1-4014tuHP Pavilion Series Pavilion dm1-4016tuHP Pavilion Series Pavilion dm1-4017tuHP Pavilion Series Pavilion dm1-4020eaHP Pavilion Series Pavilion dm1-4020saHP Pavilion Series PAVILION DM1-4020ssHP Pavilion Series PAVILION DM1-4021auHP Pavilion Series PAVILION DM1-4025srHP Pavilion Series Pavilion dm1-4027saHP Pavilion Series Pavilion dm1-4030sfHP Pavilion Series Pavilion dm1-4033efHP Pavilion Series Pavilion dm1-4033sfHP Pavilion Series Pavilion dm1-4034eoHP Pavilion Series Pavilion dm1-4039egHP Pavilion Series Pavilion dm1-4050usHP Pavilion Series Pavilion dm1-4055egHP Pavilion Series Pavilion dm1-4055sgHP Pavilion Series Pavilion dm1-4071laHP Pavilion Series Pavilion dm1-4099ejHP Pavilion Series PAVILION DM1-4100auHP Pavilion Series Pavilion dm1-4100edHP Pavilion Series PAVILION DM1-4100enHP Pavilion Series PAVILION DM1-4100eoHP Pavilion Series PAVILION DM1-4100erHP Pavilion Series PAVILION DM1-4100sdHP Pavilion Series Pavilion dm1-4100sxHP Pavilion Series Pavilion dm1-4100tuHP Pavilion Series Pavilion dm1-4101erHP Pavilion Series PAVILION DM1-4101srHP Pavilion Series PAVILION DM1-4104auHP Pavilion Series PAVILION DM1-4107tuHP Pavilion Series PAVILION DM1-4108auHP Pavilion Series Pavilion dm1-4109tuHP Pavilion Series PAVILION DM1-4110enHP Pavilion Series Pavilion dm1-4110evHP Pavilion Series Pavilion dm1-4110spHP Pavilion Series Pavilion dm1-4111auHP Pavilion Series Pavilion dm1-4112ssHP Pavilion Series Pavilion dm1-4114auHP Pavilion Series PAVILION DM1-4114tuHP Pavilion Series PAVILION DM1-4115eoHP Pavilion Series PAVILION DM1-4117szHP Pavilion Series Pavilion dm1-4118auHP Pavilion Series PAVILION DM1-4118tuHP Pavilion Series PAVILION DM1-4120epHP Pavilion Series PAVILION DM1-4120ezHP Pavilion Series PAVILION DM1-4120ssHP Pavilion Series PAVILION DM1-4123caHP Pavilion Series Pavilion dm1-4130epHP Pavilion Series PAVILION DM1-4131efHP Pavilion Series Pavilion dm1-4136sfHP Pavilion Series Pavilion dm1-4140esHP Pavilion Series PAVILION DM1-4140ssHP Pavilion Series Pavilion dm1-4151erHP Pavilion Series Pavilion dm1-4151nrHP Pavilion Series Pavilion dm1-4175saHP Mini Series MINI 110-3800tuHP Mini Series MINI 110-3801tuHP Mini Series MINI 110-3810laHP Mini Series MINI 110-3830ezHP Mini Series MINI 110-3830soHP Mini Series MINI 110-3830syHP Mini Series MINI 110-3850laHP Mini Series MINI 110-3860sfHP Mini Series MINI 110-3860soHP Mini Series MINI 110-3860sqHP Mini Series MINI 110-3860ssHP Mini Series MINI 110-3860swHP Mini Series MINI 110-3861efHP Mini Series MINI 110-3861ssHP Mini Series MINI 110-3861svHP Mini Series MINI 110-3862ebHP Mini Series MINI 110-3862eiHP Mini Series MINI 110-3862saHP Mini Series MINI 110-3862scHP Mini Series MINI 110-3862sfHP Mini Series MINI 110-3862siHP Mini Series MINI 110-3862svHP Mini Series MINI 110-3863ekHP Mini Series MINI 110-3863seHP Mini Series MINI 110-3863siHP Mini Series MINI 110-3864eeHP Mini Series MINI 110-3864eiHP Mini Series MINI 110-3864seHP Mini Series MINI 110-3864srHP Mini Series MINI 110-3865eeHP Mini Series MINI 110-3865ekHP Mini Series MINI 110-3865erHP Mini Series MINI 110-3880ehHP Mini Series MINI 110-3880shHP Mini Series MINI 110-3880siHP Mini Series MINI 110-3880soHP Mini Series Mini 110-4100 SeriesHP Mini Series MINI 110-4100erHP Mini Series MINI 110-4100evHP Mini Series MINI 110-4100laHP Mini Series MINI 110-4100siAHP Mini Series MINI 110-4101spHP Mini Series MINI 110-4104erHP Mini Series MINI 110-4110caHP Mini Series MINI 110-4110edHP Mini Series MINI 110-4110efHP Mini Series MINI 110-4110epHP Mini Series MINI 110-4110sbHP Mini Series MINI 110-4110sfHP Mini Series MINI 110-4110sgHP Mini Series MINI 110-4110siAHP Mini Series MINI 110-4111eaHP Mini Series MINI 110-4111saHP Mini Series MINI 110-4112ejHP Mini Series MINI 110-4112saHP Mini Series MINI 110-4117erHP Mini Series MINI 110-4117sxHP Mini Series MINI 110-4118siHP Mini Series MINI 110-4119siHP Mini Series MINI 110-4120eiAHP Mini Series MINI 110-4124tuHP Mini Series MINI 110-4129tuHP Mini Series MINI 110-4133tuHP Mini Series MINI 110-4134tuHP Mini Series MINI 110-4150erHP Mini Series MINI 110-4150shHP Mini Series MINI 110-4152sfHP Mini Series Mini 2103HP Mini Series Mini 210-3000 CTOHP Mini Series Mini 210-3000eaHP Mini Series Mini 210-3000saHP Mini Series Mini 210-3001xxHP Mini Series Mini 210-3003saHP Mini Series Mini 210-3025saHP Mini Series Mini 210-3040nrHP Mini Series Mini 210-3050nrHP Mini Series Mini 210-3060caHP Mini Series Mini 210-3060nrHP Mini Series Mini 210-3070nrHP Mini Series Mini 2104HP Mini Series Mini 210-4000 SeriesHP Mini Series Mini 210-4001xxHP Mini Series Mini 210-4002tuHP Mini Series Mini 210-4121eaHP Mini Series Mini 210-4122eaHP Mini Series Mini 210-4150nrHP Mini Series Mini 210-4190
Original Part Number
A2Q96AA 646755-001 HSTNN-LB3A 646757-001 646656-421 MT06 HSTNN-DB3B 646657-251 MT03 646657-421 HSTNN-YB3B HSTNN-YB3A HSTNN-LB3B TPN-Q102 LV953AA 646657-241 LV953AA#ABB TPN-Q101
How can I confirm a replacement laptop battery will fit?
The best way is to match the part number printed on your current battery. Then verify the voltage, and compare the battery shape plus connector location with the product photos and specs.
How can I find my laptop model on a Windows laptop?
If you are using a Windows laptop, you can find your laptop model using System Information:

Step 1: Press Windows + R to open the Run window.
Step 2: Type msinfo32 and click OK.
Step 3: In the System Summary section, find System Model in the right pane.

This model information helps ensure you select the correct replacement battery.
Where do I find the battery part number?
Power off the laptop, unplug the charger, and remove the battery if it’s removable. The part number is printed on the label on the battery itself—use that to confirm compatibility.
Can I use a battery with a different voltage?
In most cases, no—battery voltage should match the original. Some labels are equivalent (10.8V = 11.1V, and 14.4V = 14.8V), but other voltage differences are not compatible.
What should I check before buying a replacement online?
Start with the original battery part number and voltage. After that, compare size and shape, connector type and position, latch/clip placement, and orientation using product photos and details.
Can I search by laptop model instead of battery part number?
The laptop model helps narrow results, but the battery part number is more accurate. One laptop model can use multiple battery versions, so matching the printed part number is recommended.
Any quick tips to improve laptop battery runtime?
Turn on Power Saver/Battery Saver, lower screen brightness, close unused apps and tabs, disable Wi-Fi/Bluetooth when you don’t need them, and keep vents clear to reduce heat.

Picking the correct replacement battery (and adapter, if needed) matters for safety and performance. Battpit stocks a wide range of compatible part numbers and models across major laptop brands. Use the checklist below before you place your order:

1. Identify Your Laptop Model

  • Check the label on the bottom of the laptop or your system information for the exact model.
  • If you’re purchasing an adapter, verify the input requirements shown on your laptop label (voltage/current).

2. Match the Battery Part Number

Always shut down the laptop before removing the battery. The part number printed on the battery label is the most reliable way to confirm the correct replacement.

3. Common Part Number Examples

Brands often use predictable formats. Here are a few examples to help you recognize them:

HP / Compaq:
123456-001
Sony:
PCGA-BP12, VGP-BP1
Dell:
312-1234, 1234P
IBM / Lenovo:
02K1234, 08K1234
Toshiba:
PA1234U-1BRS

4. Compare the Physical Fit

Double-check the overall shape, connector type and connector position, plus the latch/lock location and orientation. Compare these with product photos before ordering.

5. Voltage Notes

Some laptops have multiple battery options with different voltages (for example, 11.1V vs 14.8V). These are not interchangeable. Always match the voltage printed on your original battery.

  • Li-ion 10.8V is equivalent to 11.1V.
  • Li-ion 14.4V is equivalent to 14.8V.

Example Labels

Example battery label showing part number and voltage
Safety & Compliance

Certified Quality You Can Trust

Battpit Canada replacement laptop batteries and AC adapters are selected with safety, compatibility, and compliance in mind. Products may meet common industry standards including RoHS, CE, UL, and ULC where applicable.

RoHS
RoHS Compliant Helps reduce restricted hazardous substances in electronic products.
CE
CE Marked Designed to meet applicable safety and quality requirements.
UL
UL Recognized Components Selected products may use UL recognized cells, components, or protection circuits.
ULC
ULC Safety Standard Supports safety confidence for products supplied to Canadian customers.
Why this matters: These compliance marks help customers choose a reliable replacement laptop battery, laptop charger, or AC adapter with built-in safety features such as over-charge, over-current, over-voltage, and short-circuit protection.