# Notebook Battery extra digital A42-S551 4400mAh NB431304 for compatible ASUS S551 series

**URL:** https://aio.lv/en/product--extra-digital-nb431304--4301123
**Data updated:** 2025-12-29 15:59 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** extra digital
**Manufacturer code:** NB431304
**EAN:** 9990000431304
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 42.49 €
**Prices and availability valid until:** 2026-07-25 23:59
**Price without VAT (21%):** 35.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--extra-digital-nb431304--4301123

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Replacement notebook battery extra digital A42-S551 (model NB431304) with 4400mAh capacity designed for compatible ASUS S551 series laptops. Provides portable power to extend run time, supports standard laptop charging circuits, and is intended for users needing a spare or replacement battery. Ideal for travel, work, and everyday usage where original battery performance has declined.

## Long description

Extra Digital Selected notebook battery ASUS A42-S551 (model NB431304) is a replacement Li-ion battery with 4400mAh capacity and 11.1V nominal voltage. Designed for compatible ASUS S551 and related notebook series, this standard-size battery uses next-generation Extra Digital lithium‑ion cells and is intended as a spare or replacement to restore mobile run time for everyday use and travel.
Advantages
The battery is built from balanced, high-quality Li-ion cells that provide up to 500 charge cycles and have no memory effect. It is compatible with standard laptop charging circuits, offers necessary safety features for normal operation, and delivers a cost-effective alternative to original manufacturer batteries. A 12-month warranty is provided.
Suitable for
Asus K551L, K551LB, K551LN
Asus S551, S551L, S551LA, S551LB
Asus V551, V551L, V551LA, V551LB, V551LN
Key specifications
Capacity: 4400mAh
Voltage: 11.1V
Cell type: Li-ion
Manufacturer model / MPN: NB431304 / A42-S551
Warranty: 12 months
How to use
Switch off the laptop and disconnect it from the mains before replacing the battery. Remove the service cover according to the laptop manufacturer’s instructions, take out the depleted battery and install the Extra Digital A42-S551 making sure the connector and contacts align correctly. Reassemble the laptop, connect the charger and perform a full charge before first use to calibrate the battery state-of-charge indication.
Usage recommendations
Dispose of used batteries at designated collection points or containers marked for battery and accumulator recycling. If compatibility is uncertain, consult a sales consultant or refer to the laptop’s service manual before purchase.

## FAQ

### How much does the Notebook Battery extra digital A42-S551 NB431304 cost, and is it available for purchase?

The price is 42.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 02.07.2026 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: 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 extra digital 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 extra digital 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/4301123/11169030_large.webp