Is this battery suitable for my HP L11421-AC1 laptop?

This replacement battery is intended for the HP L11421-AC1. 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-AC1?

Yes, this battery is designed for the HP L11421-AC1 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-AC1.

HP L11421-AC1 Compatible Laptop Battery 11.4V (3400mAh / 39Wh) Li-polymer

HP L11421-AC1 Compatible Laptop Battery 11.4V (3630mAh / 41Wh) Li-polymer

SKU: LHP365-BP-K034

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-ce0001ngHP Pavilion Series Pavilion 14-ce0009naHP Pavilion Series Pavilion 14-ce0012niHP Pavilion Series Pavilion 14-ce0015tu(4hk87pa)HP Pavilion Series Pavilion 14-ce0025tuHP Pavilion Series Pavilion 14-ce0035tx(4hl34pa)HP Pavilion Series Pavilion 14-ce1005ncHP Pavilion Series Pavilion 14-CE1013URHP Pavilion Series Pavilion 14-ce1350ndHP Pavilion Series Pavilion 14-CE2008TXHP Pavilion Series Pavilion 14-ce2028nlHP Pavilion Series Pavilion 14-ce2039nmHP Pavilion Series Pavilion 14-CE2082nlHP Pavilion Series Pavilion 14-CE3717NDHP Pavilion Series Pavilion 15-CS0001NXHP Pavilion Series Pavilion 15-cs0002ngHP Pavilion Series Pavilion 15-cs0005ngHP Pavilion Series Pavilion 15-cs0010nrHP Pavilion Series Pavilion 15-CS0017NIAHP Pavilion Series Pavilion 15-cs0024txHP Pavilion Series Pavilion 15-cs0027txHP Pavilion Series Pavilion 15-cs0041txHP Pavilion Series Pavilion 15-cs0042txHP Pavilion Series Pavilion 15-cs0049txHP Pavilion Series Pavilion 15-cs0064txHP Pavilion Series Pavilion 15-cs0065nuHP Pavilion Series Pavilion 15-cs0104ngHP Pavilion Series Pavilion 15-cs0201ngHP Pavilion Series Pavilion 15-cs0998nkHP Pavilion Series Pavilion 15-cs1019urHP Pavilion Series Pavilion 15-cs1024npHP Pavilion Series Pavilion 15-cs1068txHP Pavilion Series Pavilion 15-cs2029nwHP Pavilion Series Pavilion 15-cs2051odHP Pavilion Series Pavilion 15-CS3001NEHP Pavilion Series Pavilion 15-CS3019URHP Pavilion Series Pavilion 15-cw0000naHP Pavilion Series Pavilion 15-cw0002laHP Pavilion Series Pavilion 15-cw0002nfHP Pavilion Series Pavilion 15-cw0005laHP Pavilion Series Pavilion 15-CW0022URHP Pavilion Series Pavilion 15-cw0983naHP Pavilion Series Pavilion 15-CW1012NWHP Pavilion Series Pavilion 15-cw1244ngHP Pavilion Series Pavilion 15-cw1947ndHP Pavilion Series Pavilion X360 14-DH1004NIHP Pavilion Series Pavilion X360 14-DH1133NGHP Pavilion Series Pavilion X360 15-DQ1164NIAHP Pavilion Series Pavilion X360 15-DQ1794NZHP 17 Series 17-by0002cyHP 17 Series 17-by0010caHP 17 Series 17-by0010nrHP 17 Series 17-by0011txHP 17 Series 17-by0026cyHP 17 Series 17-by0100HP 17 Series 17-by0511saHP 17 Series 17-by2254ngHP 17 Series 17-ca0003dsHP 17 Series 17-ca0006caHP 17 Series 17-ca0007cyHP 17 Series 17-CA0034NFHP 17 Series 17-CA1020NBHP 17 Series 17-CA1024NFHP 15 Series 15-cs0002tuHP 15 Series 15-cs0009tuHP 15 Series 15-da0002dxHP 15 Series 15-DA0003NAHP 15 Series 15-da0005neHP 15 Series 15-DA0005NYHP 15 Series 15-da0008cyHP 15 Series 15-da0008tuHP 15 Series 15-da0012nmHP 15 Series 15-da0012txHP 15 Series 15-da0014tuHP 15 Series 15-da0022caHP 15 Series 15-da0024ntHP 15 Series 15-da0033wmHP 15 Series 15-da0049nrHP 15 Series 15-DA0050NFHP 15 Series 15-da0055ntHP 15 Series 15-da0057niaHP 15 Series 15-da0061nfHP 15 Series 15-da0062laHP 15 Series 15-da0078niaHP 15 Series 15-DA0095NEHP 15 Series 15-DA0097NUHP 15 Series 15-DA0097NVHP 15 Series 15-da0110tuHP 15 Series 15-da0115nbHP 15 Series 15-DA0122URHP 15 Series 15-DA0125TUHP 15 Series 15-da0137nlHP 15 Series 15-da0140nlHP 15 Series 15-da0171tuHP 15 Series 15-da0181urHP 15 Series 15-da0213txHP 15 Series 15-da0226urHP 15 Series 15-DA0246TXHP 15 Series 15-da0308ngHP 15 Series 15-DA0310URHP 15 Series 15-da0327urHP 15 Series 15-DA0371TXHP 15 Series 15-da0400ngHP 15 Series 15-da0700ngHP 15 Series 15-DA0700NOHP 15 Series 15-DA0747NIAHP 15 Series 15-DA0923NIAHP 15 Series 15-DA0939NIAHP 15 Series 15-da0996nlHP 15 Series 15-da1002tuHP 15 Series 15-DA1006URHP 15 Series 15-da1012urHP 15 Series 15-da1028urHP 15 Series 15-da1046niaHP 15 Series 15-da1058niaHP 15 Series 15-da1807noHP 15 Series 15-DA2191NIAHP 15 Series 15-DA2207NIAHP 15 Series 15-db0001dsHP 15 Series 15-db0002nqHP 15 Series 15-db0007nlHP 15 Series 15-db0008ngHP 15 Series 15-DB0012NEHP 15 Series 15-db0013laHP 15 Series 15-db0017auHP 15 Series 15-db0029nvHP 15 Series 15-db0037nfHP 15 Series 15-DB0038NVHP 15 Series 15-db0040nrHP 15 Series 15-DB0041NCHP 15 Series 15-DB0044AUHP 15 Series 15-db0052naHP 15 Series 15-DB0053LAHP 15 Series 15-db0053ncHP 15 Series 15-DB0068AUHP 15 Series 15-db0069nrHP 15 Series 15-db0072nrHP 15 Series 15-db0075nrHP 15 Series 15-db0097caHP 15 Series 15-DB0106NSHP 15 Series 15-DB0115NBHP 15 Series 15-db0150ndHP 15 Series 15-db0150ngHP 15 Series 15-DB0162URHP 15 Series 15-db0165nbHP 15 Series 15-DB0221URHP 15 Series 15-db0410urHP 15 Series 15-DB1002NTHP 15 Series 15-db1013nbHP 15 Series 15-db1015ntHP 15 Series 15-DB1044NTHP 15 Series 15-DW0005NLHP 15 Series 15-dw0014naHP 15 Series 15-dw0020niHP 15 Series 15-DW0038URHP 15 Series 15-dw0076nfHP 15 Series 15-dw0087nrHP 15 Series 15-dw0105nlHP 15 Series 15-DW0200NIAHP 15 Series 15s-du1009TXHP 15 Series 15S-EQ0003UAHP 15 Series 15S-EQ0031URHP 15 Series 15s-fq0020urHP 14 Series 14-cf0008caHP 14 Series 14-cf0011dsHP 14 Series 14-cf0012dxHP 14 Series 14-cf0013noHP 14 Series 14-CF1004NFHP 14 Series 14-CF1015NIAHP 14 Series 14-ck0003txHP 14 Series 14-ck0004txHP 14 Series 14-ck0008txHP 14 Series 14-ck0010txHP 14 Series 14-ck0018laHP 14 Series 14-ck0051tuHP 14 Series 14-CK0075TUHP 14 Series 14-ck0201ngHP 14 Series 14-CK0455NGHP 14 Series 14-CK1013NEHP 14 Series 14-ck1014niaHP 14 Series 14-cm0010laHP 14 Series 14-cm0011auHP 14 Series 14-cm0015laHP 14 Series 14-cm0055auHP 14 Series 14-cm0071auHP 14 Series 14-CM0598SAHP 14 Series 14-df0010nrHP 14 Series 14-dk0000npHP 14 Series 14-DK0011NEHP 14 Series 14-DK0022URHP 14 Series 14q-cs0000txHP 14 Series 14q-cs0003tuHP 14 Series 14q-cy0000auHP 14 Series 14q-cy0001axHP 14 Series 14s-cf0002tuHP 14 Series 14s-cf0003txHP 14 Series 14s-cf0013txHP 14 Series 14s-cf0022tuHP 14 Series 14s-cf0032txHP 14 Series 14s-cr0005tu

Original Part Number

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

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.

Language