# Notebook battery Dell M5Y1K 11.1V 43Wh replacement for compatible Dell laptops

**URL:** https://aio.lv/en/product--dell-nb441020--4128729
**Data updated:** 2025-12-29 15:41 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Dell
**Manufacturer code:** NB441020
**EAN:** 9990000441020
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 55.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 45.86 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--dell-nb441020--4128729

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 19.06.2026 | free |
| Pickup points | 26.06.2026 | 1.99 EUR |
| Courier delivery to door | 26.06.2026 | 4.99 EUR |

## Summary description

Rechargeable notebook battery Dell M5Y1K with nominal voltage 11.1V and capacity 43Wh. Designed as a direct replacement for compatible Dell laptop models, it restores mobile runtime for work, study and travel. Provides standard rechargeable battery performance, easy installation into the laptop battery bay and supports routine charging cycles. Use as a spare or replacement to extend device uptime.

## Long description

Original-style notebook battery designed from quality components to protect against overheating and overload and to provide long service life. This 11.1 V / 43 Wh (manufacturer listing also notes 14.8 V / 40 Wh in some sources) rechargeable Li-ion battery is a replacement option for a range of Dell Inspiron, Latitude and Vostro laptops and restores mobile runtime for work, study and travel.
Advantages
The battery uses Li‑ion cells and built-in protection against thermal stress and overload to ensure stable operation and prolonged service life. It is compatible with multiple Dell notebook models and is supplied in a standard black finish. The battery is intended as a direct replacement to restore battery runtime and supports routine charging cycles.
Suitable for
 Dell Inspiron 14, 15 and 17 series models listed by manufacturer (for example 3451, 3452, 3467, 5455, 5558, 5758, etc.)
 Dell Latitude series models such as 3460, 3470, 3560, 3570
 Dell Vostro series models such as 3458, 3558, 3568 and similar
 Replacement of listed battery part numbers (for example GXVJ3, HD4J0, K185W, WKRJ2, VN3N0, 451-BBMG)
Key specifications
 Capacity: 43 Wh (product summary) — some technical listings also show 40 Wh
 Cell type: Li‑ion
 Voltage: 11.1 V (product summary) — alternative listings may indicate 14.8 V
 Color: Black
 Manufacturer / brand: Extra Digital (compatible replacement for Dell)
 Warranty: 6 months
How to use
Switch off the laptop and disconnect any power adapter before replacing the battery. Remove the old battery according to the laptop manufacturer’s instructions and install the replacement battery in the battery bay until it locks into place. Reconnect the power adapter and allow the battery to charge fully before first use. Use the operating system’s battery calibration or monitoring tools if available to check charge status and health.
Usage recommendations
For safe operation, follow the laptop manufacturer’s guidelines, avoid exposure to high temperatures, and consult a specialist if the exact model compatibility is uncertain. If in doubt about fit or specifications, contact a consultant before purchase.

## FAQ

### How much does the Notebook battery Dell M5Y1K 11.1V 43Wh cost, and is it available for purchase?

The price is 55.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 6 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 19.06.2026 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 Dell 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 Dell 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/4128729/51548261_large.webp