# Battery pack HP L11421-2D2 for Pavilion 15-CS1007NB, 11.34V 3440mAh

**URL:** https://aio.lv/en/product--hp-l11421-2d2--3961324
**Data updated:** 2026-02-12 09:58 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** HP
**Manufacturer code:** L11421-2D2
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 65.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-l11421-2d2--3961324

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Rechargeable battery pack L11421-2D2 compatible with HP Pavilion 15-CS1007NB. Nominal voltage 11.34V and capacity 3440mAh provide replacement power for mobile use and restore laptop runtime. Designed as a direct replacement part, it supports standard charging and offers reliable operation for everyday tasks, travels and work away from mains.

## Long description

Rechargeable battery pack L11421-2D2 is a direct replacement power unit designed for HP Pavilion 15-CS1007NB laptops. With a nominal voltage of 11.34V and a capacity of 3440mAh, this battery pack restores portable runtime for everyday computing, travel and work away from mains. It supports standard charging through the laptop's built-in charging system and is intended to match the physical fit and electrical characteristics of the original unit to ensure compatibility and safe operation.
Advantages
The battery pack delivers a balance of capacity and voltage suited to mainstream laptop use, providing extended operating time compared with depleted cells. As a replacement component built to original-fit dimensions, it offers straightforward installation without modification. The battery is engineered for regular charge/discharge cycles and includes internal safety measures typical for laptop packs to help protect against common faults during normal use.
Suitable for
Replacing a worn or failing battery in HP Pavilion 15-CS1007NB
Extending mobile runtime for office tasks, web browsing and video playback
Maintaining productivity during travel or in locations without immediate access to mains power
Using as a spare battery for field work or temporary workstation setups
Key specifications
Nominal voltage: 11.34 V
Rated capacity: 3440 mAh
Chemistry: rechargeable lithium-based cell technology (typical for laptop packs)
Form factor: multi-cell internal laptop battery designed for 15-inch Pavilion series
Interface: standard laptop battery connector compatible with the specified Pavilion model
How to use
Power down the laptop, disconnect the charger and follow the manufacturer's procedure for battery removal — typically removing the bottom cover or battery access panel and detaching the external connector. Install the replacement battery by seating it in the compartment and reconnecting the connector firmly before reassembling the access panel. After installation, connect the AC adapter and allow the system to recognize and charge the new pack; it is normal for the battery to undergo initial charge cycles. Follow on-screen battery management utilities or the laptop's BIOS/UEFI settings to verify correct detection.
Usage recommendations
Use the battery with the specified HP Pavilion model only. Avoid exposing the pack to extreme temperatures, liquid ingress, or physical shock. Charge using the original AC adapter or a compatible charger approved for the laptop. If the battery shows swelling, overheating, unusual odor or fails to hold charge, discontinue use and replace it following proper disposal regulations for rechargeable batteries.

## FAQ

### How much does the HP Pavilion 15-CS1007NB battery L11421-2D2 11.34V 3440mAh cost, and is it available for purchase?

The price is 78.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2393 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HP products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HP service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/3961324/51474439_large.webp