Is this battery suitable for my HP L11421-421 laptop?

This replacement battery is intended for the HP L11421-421. We recommend checking your original battery part number and voltage against the specifications listed on this page before ordering.

Will this battery fit my L11421-421?

Yes, this battery is designed for the HP L11421-421 and other compatible models shown on the product page. Please verify your exact model for best results.

How does the 3630mAh / 41Wh capacity affect usage time?

Battery capacity (3630mAh / 41Wh) represents the amount of energy the battery can store. Higher capacity generally provides longer usage time, though actual performance depends on workload and system settings.

Is the 11.4V voltage compatible with my laptop?

This battery operates at 11.4V. For safe operation, the voltage should match your original battery and the specifications listed for your laptop model.

What battery cell technology is used?

The battery is built using Conventional Li-polymer cells, which are widely used in laptop batteries for consistent performance and dependable power delivery.

Is this an official HP battery?

This is a premium replacement battery manufactured to meet or exceed the required specifications for HP laptops, including the L11421-421.

HP L11421-421 Compatible Laptop Battery 11.4V (3400mAh / 39Wh) Li-polymer

HP L11421-421 Compatible Laptop Battery 11.4V (3630mAh / 41Wh) Li-polymer

SKU: LHP365-BP-K029

C$35.00

In stock

Orders placed after 3:00 PM (PT) will be processed on the next business day.

More Compatible Options

→ Shop all HP laptop adapters → Shop all HP laptop batteries

Compatible Model

HP Pavilion Series Pavilion 14-ce0009naHP Pavilion Series Pavilion 14-ce0012niHP Pavilion Series Pavilion 14-ce0014tuHP Pavilion Series Pavilion 14-ce0015tuHP Pavilion Series Pavilion 14-ce0016tuHP Pavilion Series Pavilion 14-ce0027txHP Pavilion Series Pavilion 14-ce0029tx(4hl30pa)HP Pavilion Series Pavilion 14-ce0034tx(4hl33pa)HP Pavilion Series Pavilion 14-ce0087txHP Pavilion Series Pavilion 14-CE0404NGHP Pavilion Series Pavilion 14-CE0510NAHP Pavilion Series Pavilion 14-ce1008txHP Pavilion Series Pavilion 14-CE1020TXHP Pavilion Series Pavilion 14-ce1963nbHP Pavilion Series Pavilion 14-ce2304nzHP Pavilion Series Pavilion 14-CE3900NAHP Pavilion Series Pavilion 15-cs0003laHP Pavilion Series Pavilion 15-CS0015NTHP Pavilion Series Pavilion 15-CS0017NIAHP Pavilion Series Pavilion 15-cs0019txHP Pavilion Series Pavilion 15-cs0020ntHP Pavilion Series Pavilion 15-cs0020txHP Pavilion Series Pavilion 15-cs0022txHP Pavilion Series Pavilion 15-cs0025clHP Pavilion Series Pavilion 15-cs0027txHP Pavilion Series Pavilion 15-cs0061stHP Pavilion Series Pavilion 15-cs0079nrHP Pavilion Series Pavilion 15-CS0128NBHP Pavilion Series Pavilion 15-cs0152ngHP Pavilion Series Pavilion 15-cs0203ngHP Pavilion Series Pavilion 15-cs0406ngHP Pavilion Series Pavilion 15-cs2022nhHP Pavilion Series Pavilion 15-cs2051odHP Pavilion Series Pavilion 15-CS2617NDHP Pavilion Series Pavilion 15-CS2965NDHP Pavilion Series Pavilion 15-CS3017NLHP Pavilion Series Pavilion 15-CU0007TUHP Pavilion Series Pavilion 15-cw0005cyHP Pavilion Series Pavilion 15-cw0007caHP Pavilion Series Pavilion 15-cw0017caHP Pavilion Series Pavilion 15-CW0017NVHP Pavilion Series Pavilion 15-cw0061nrHP Pavilion Series Pavilion X360 14-DH0015NBHP Pavilion Series Pavilion X360 14-DH1054NIAHP 17 Series 17-by0000txHP 17 Series 17-by0001tuHP 17 Series 17-by0002cyHP 17 Series 17-by0002txHP 17 Series 17-by0004dsHP 17 Series 17-by0007dsHP 17 Series 17-BY0007NSHP 17 Series 17-by0008cyHP 17 Series 17-by0010nrHP 17 Series 17-by0026cyHP 17 Series 17-by0085clHP 17 Series 17-by0100HP 17 Series 17-by0205ngHP 17 Series 17-by0316ngHP 17 Series 17-BY2058NBHP 17 Series 17-ca0000auHP 17 Series 17-CA0001NMHP 17 Series 17-ca0005nwHP 17 Series 17-ca0012nsHP 17 Series 17-ca0117urHP 17 Series 17-ca0128urHP 17 Series 17-ca0140urHP 17 Series 17-CA1034URHP 17 Series 17-ca1314ngHP 15 Series 15-CS0004TXHP 15 Series 15-cs0045txHP 15 Series 15-CS0079NRHP 15 Series 15-da0000tuHP 15 Series 15-da0002laHP 15 Series 15-da0003cyHP 15 Series 15-DA0003NAHP 15 Series 15-da0003txHP 15 Series 15-da0009laHP 15 Series 15-da0010dsHP 15 Series 15-da0012dxHP 15 Series 15-da0015laHP 15 Series 15-da0016laHP 15 Series 15-da0017txHP 15 Series 15-da0022caHP 15 Series 15-da0029caHP 15 Series 15-DA0032NMHP 15 Series 15-da0032nrHP 15 Series 15-da0037nhHP 15 Series 15-DA0047TUHP 15 Series 15-da0049nrHP 15 Series 15-da0055laHP 15 Series 15-DA0068NIAHP 15 Series 15-da0075clHP 15 Series 15-da0077nrHP 15 Series 15-da0078niaHP 15 Series 15-da0103ngHP 15 Series 15-da0110tuHP 15 Series 15-da0128niaHP 15 Series 15-da0140nlHP 15 Series 15-da0143txHP 15 Series 15-da0175nsHP 15 Series 15-DA0198TUHP 15 Series 15-da0201ngHP 15 Series 15-da0213txHP 15 Series 15-da0223urHP 15 Series 15-da0226urHP 15 Series 15-DA0246TXHP 15 Series 15-da0264tuHP 15 Series 15-DA0304TXHP 15 Series 15-da0308ngHP 15 Series 15-da0327ngHP 15 Series 15-da0327urHP 15 Series 15-da0339tuHP 15 Series 15-da0346ngHP 15 Series 15-DA0371TXHP 15 Series 15-DA0383URHP 15 Series 15-DA0596NAHP 15 Series 15-da0700ngHP 15 Series 15-DA0700NOHP 15 Series 15-DA0750NSHP 15 Series 15-DA0923NIAHP 15 Series 15-da0996nlHP 15 Series 15-da1001ntHP 15 Series 15-DA1006URHP 15 Series 15-da1012urHP 15 Series 15-da1014urHP 15 Series 15-DA1020NJHP 15 Series 15-da1028urHP 15 Series 15-da1049ntHP 15 Series 15-da1053txHP 15 Series 15-DA1063NBHP 15 Series 15-da1807noHP 15 Series 15-da1997neHP 15 Series 15-DA2207NIAHP 15 Series 15-db0000HP 15 Series 15-db0001dsHP 15 Series 15-db0003dsHP 15 Series 15-db0008auHP 15 Series 15-db0010auHP 15 Series 15-db0019auHP 15 Series 15-db0027auHP 15 Series 15-db0029nvHP 15 Series 15-db0037nfHP 15 Series 15-db0040urHP 15 Series 15-DB0041NCHP 15 Series 15-db0045nvHP 15 Series 15-db0048ncHP 15 Series 15-db0060caHP 15 Series 15-db0072nrHP 15 Series 15-db0077axHP 15 Series 15-db0086urHP 15 Series 15-db0090urHP 15 Series 15-db0097caHP 15 Series 15-DB0115NBHP 15 Series 15-db0150ndHP 15 Series 15-db0177urHP 15 Series 15-db0400HP 15 Series 15-db0426urHP 15 Series 15-db0453urHP 15 Series 15-db0500ngHP 15 Series 15-db0807ngHP 15 Series 15-db1013nbHP 15 Series 15-DB1021NEHP 15 Series 15-dw0014naHP 15 Series 15-DW0016NPHP 15 Series 15-dw0017nhHP 15 Series 15-dw0020niHP 15 Series 15-DW0038URHP 15 Series 15-DW0123NLHP 15 Series 15S-EQ0001UAHP 15 Series 15S-EQ0003UAHP 14 Series 14-cf0005niHP 14 Series 14-cf0320ngHP 14 Series 14-cf1775nzHP 14 Series 14-ck0000nfHP 14 Series 14-ck0000txHP 14 Series 14-ck0002txHP 14 Series 14-ck0009niaHP 14 Series 14-CK0009URHP 14 Series 14-ck0013tuHP 14 Series 14-ck0023tuHP 14 Series 14-ck0029tuHP 14 Series 14-ck0035tuHP 14 Series 14-ck0038tuHP 14 Series 14-ck0049tuHP 14 Series 14-CK0094TUHP 14 Series 14-ck0596naHP 14 Series 14-ck1014niaHP 14 Series 14-cm0000auHP 14 Series 14-CM0016LAHP 14 Series 14-CM0022AUHP 14 Series 14-cm0300HP 14 Series 14-DK0022URHP 14 Series 14-ma0350ngHP 14 Series 14s-cf0002tuHP 14 Series 14S-CF0010TXHP 14 Series 14s-cf0013txHP 14 Series 14s-cf0029txHP 14 Series 14s-cr0000txHP 14 Series 14s-cr0007txHP 14 Series 14S-DQ0009NA

Original Part Number

920046-421 3ICP6/60/80 HSTNN-OB1H L11421-1C5 L11119-857 L11421-545 L11421-423 HT03XLHP TPN-I130 HT03XL TPN-Q210 TPN-Q209 HSTNN-UB7X 920070-856 L11421-541 HSTNN-UB7J L11421-1C2 TF03041XL-PR HSTNN-OB1E L11421-272 L11421-543 L11119-855 HSTNN-DB8R L11421-1C3 TPN-I132 L11421-422 TPN-I131 L11421-2C1 HSTNN-IB8X L11421-271 HSTNN-UB7Q TF03041XL L11421-421 L11421-1C1 TPN-Q207 HSTNN-DB9D 920046-AC1 L11421-2C3 L11421-2D1 920046-121 PN-I131 L11421-542 HSTNN-LB8L L11119-856 L11421-544 HSTNN-LB8M TPN-C131 TPN-Q208 HSTNN-DB8S L11421-AC1 HT03041XL HSTNN-IB7Y HSTNN-IB8O L11421-2D2 L11421-2D3 HSTNN-IB80 TPN-I134 TPN-I133 TPN-C136 L11421-2C2

Battery Q&A How to Choose the Right Battery

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.

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