# Battery Pack HP Pavilion 15‑CS1007NB 11.34V 3440mAh L11421‑422 for laptop

**URL:** https://aio.lv/en/product--hp-l11421-422--3248671
**Data updated:** 2026-02-12 09:50 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** HP
**Manufacturer code:** L11421-422
**EAN:** 5706998744104
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 78.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 65.28 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-l11421-422--3248671

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

Replacement battery pack for HP Pavilion 15‑CS1007NB, model L11421‑422. Rated 11.34 V and 3440 mAh, it provides portable power for continued laptop use when original battery performance declines. Suitable for users needing battery replacement to restore runtime for work, study or travel. Fits compatible Pavilion 15 series models and installs in place of the original battery.

## Long description

Replacement battery pack for HP Pavilion 15‑CS1007NB designed to restore portable power to compatible Pavilion 15 series laptops. Rated at 11.34 V and 3440 mAh, this battery is intended as a OEM-compatible replacement to provide runtime for everyday tasks such as web browsing, document editing and video playback when the original battery no longer holds sufficient charge. The pack is shaped to fit the laptop's battery bay and connects directly in place of the factory unit.
Advantages
This battery pack offers a direct-fit replacement that simplifies installation and avoids the need for external power solutions. With an energy rating of 3440 mAh and nominal voltage of 11.34 V, it balances capacity and compatibility for typical mobile use. The replacement restores portable runtime without requiring device modifications and is intended to meet the physical and electrical requirements of compatible Pavilion 15 systems.
Suitable for
 Restoring battery runtime in HP Pavilion 15 laptops that accept this form factor
 Users who need a replacement due to degraded battery capacity or failure
 Students and professionals who require portable operation during travel or between charging opportunities
 Repair shops and technicians performing battery swaps on compatible Pavilion 15 models
Key specifications
 Nominal voltage: 11.34 V
 Capacity: 3440 mAh
 Cell type: rechargeable lithium-ion chemistry (Li-ion)
 Form factor: internal laptop battery pack designed for Pavilion 15 series
 Typical use: replacement for degraded or failed original battery to restore runtime
How to use
Power off the laptop and disconnect any external power source before beginning. Remove the bottom cover or battery access panel according to your laptop service instructions, carefully disconnect the old battery from the motherboard connector, and lift it out of the bay. Position the replacement battery in the same orientation, connect the battery cable to the socket until it seats securely, and reassemble the cover and fasteners. After installation, charge the battery fully using the original AC adapter before normal use to allow the battery management system to calibrate.
Usage recommendations
Store and use the battery within recommended temperature ranges, avoid physical damage or exposure to liquids, and follow proper recycling or disposal practices for lithium-ion batteries. If uncertain about disassembly, seek assistance from authorized service personnel or a qualified technician to ensure correct installation and to maintain device safety.

## FAQ

### How much does the Battery Pack HP Pavilion 15‑CS1007NB L11421‑422 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 — 3850 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 08.07.2026 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/3248671/51364775_large.webp