# Battery pack HP Pavilion 15-CS1007NB L11421-2C1 11.34V 3440mAh (replacement)

**URL:** https://aio.lv/en/product--hp-l11421-2c1--3248667
**Data updated:** 2026-02-12 09:50 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** HP
**Manufacturer code:** L11421-2C1
**EAN:** 5706998744067
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 79.99 €
**Prices and availability valid until:** 2026-07-17 23:59
**Price without VAT (21%):** 66.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-l11421-2c1--3248667

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

Rechargeable battery pack compatible with HP Pavilion 15-CS1007NB, model L11421-2C1. Rated at 11.34 V and 3440 mAh, it provides replacement power for the laptop’s original battery. Suitable for restoring runtime, daily use and mobile work, it helps extend operating time between charges and supports typical laptop functions.

## Long description

Rechargeable battery pack compatible with HP Pavilion 15-CS1007NB laptops. Rated at 11.34 V and 3440 mAh, this replacement battery restores portable power for everyday mobile use and helps extend operating time between charges. Designed as a direct substitute for the original internal battery, it supplies the voltage and capacity required to run standard laptop functions and maintain system stability during typical office, study and travel scenarios.
Advantages
This replacement battery provides the nominal voltage and capacity needed to return usable runtime to a Pavilion 15 series laptop. It is engineered to fit the device’s battery bay and connect to the existing power management circuitry without modification. The unit supports normal charge–discharge cycles and is compatible with the laptop’s built-in charging system, enabling straightforward swapping of depleted packs. Its rated capacity offers a practical balance between runtime and size for everyday productivity tasks.
Suitable for
 Restoring battery life on HP Pavilion 15-CS series laptops
 Daily office work and web browsing away from mains power
 Student use for lectures and study sessions
 Business travel and mobile presentations
 Replacing an aged or failing internal battery to recover runtime
Key specifications
 Rated voltage: 11.34 V
 Rated capacity: 3440 mAh
 Chemistry: rechargeable lithium-based battery
 Form factor: internal laptop battery pack sized for Pavilion 15 series
 Typical use: supports standard laptop power and charging circuits
How to use
Power down the laptop and disconnect the mains adapter before replacing the battery. Access the internal battery bay according to the laptop manufacturer’s service instructions, remove the old battery connector carefully, and install the replacement pack ensuring secure electrical connection and correct orientation. Reassemble the laptop, connect the mains adapter and allow the new battery to charge fully before relying on battery-only operation. If unsure about disassembly, consult professional service or authorized repair resources to avoid damage.
Usage recommendations
For best results, calibrate the new battery by charging it to full and then discharging to a low level once or twice during the first few cycles. Keep the laptop and battery in moderate temperatures and avoid prolonged storage at full charge. Replace only with compatible packs to ensure safe operation and consistent performance.

## FAQ

### How much does the Battery HP Pavilion 15-CS1007NB L11421-2C1 cost, and is it available for purchase?

The price is 79.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2309 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 03.07.2026 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

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