# CoreParts CMOS Backup Battery for Dell Alienware M11X M14X RTC battery

**URL:** https://aio.lv/en/product--coreparts-mbxcmos-ba014--5024424
**Data updated:** 2025-12-30 05:51 (EET)
**Category:** Other Repair Parts
**Manufacturer:** CoreParts
**Manufacturer code:** MBXCMOS-BA014
**EAN:** 5706998720795
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.99 €
**Prices and availability valid until:** 2026-08-06 23:59
**Price without VAT (21%):** 9.08 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--coreparts-mbxcmos-ba014--5024424

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

The CoreParts CMOS Backup Battery is designed for Dell Alienware laptops including M11X and M14X models. This RTC battery ensures that your system clock maintains accurate time even when the laptop is powered off. It is compatible with various Alienware models and is essential for maintaining system settings and timekeeping. Reliable and easy to install, it is a crucial component for your device.

## Long description

The CoreParts CMOS Backup Battery for Dell Alienware M11X M14X RTC battery is a replacement real-time clock (RTC) battery compatible with various Alienware laptop models, including the M11X and M14X. It keeps the system clock and BIOS settings powered when the main battery is removed or depleted, helping maintain correct time and stored configuration. The battery is produced by CoreParts and matches the original function for consumer electronics maintenance and repairs.
Advantages
This CMOS backup battery provides stable power to the RTC circuit, preserves BIOS settings during power loss, and supports timekeeping when the laptop is switched off. It is compatible with specified Dell Alienware models and is designed for straightforward installation, offering a reliable alternative to the original manufacturer's part.
Suitable for
 Replacing a depleted RTC/CMOS battery in Dell Alienware M11X and M14X laptops
 Maintaining BIOS settings and system time after main battery removal
 Repairing or refurbishing Alienware laptops that fail to retain time or settings
Key specifications
 Brand: CoreParts
 Manufacturer part number (MPN): MBXCMOS-BA014
 EAN: 5706998720795
 Product type: CMOS/RTC backup battery for Dell Alienware laptops
 Compatible models: Dell Alienware M11X, M14X (and other compatible Alienware models)
How to use
Power off the laptop, disconnect from mains and remove the main battery if applicable. Open the service panel or keyboard area according to the laptop service manual to locate the CMOS battery. Remove the old battery carefully and install the CoreParts replacement matching the connector and orientation. Reassemble the laptop, reconnect power, and verify BIOS time and settings. If needed, enter BIOS setup to adjust the date and time.
Usage recommendations
Use this replacement battery only in compatible Dell Alienware models listed; follow the laptop manufacturer's service instructions and static-discharge precautions when performing the replacement. Dispose of the old battery according to local battery recycling regulations.

## Specifications

| Feature | Value |
|---|---|
| Type | RTC battery |
| Weight | 0.03 kg |
| Certification | CE |
| Battery technology | Lithium-Ion (Li-Ion) |
| Package weight | 40 g |
| Compatibility | Alienware M11X, Alienware M11X R1, Alienware M11X R2, Alienware M14X |
| Battery capacity | 200 mAh |
| Height | 25 mm |
| Width | 20 mm |
| Depth | 4 mm |
| Product colour | Green |
| Country of origin | China |
| Package depth | 29 mm |
| Package height | 76 mm |
| Package width | 86 mm |
| Battery voltage | 3 V |
| Brand compatibility | Dell |
| Number of batteries included | 1 pc(s) |
| Battery capacity | 0.6 Wh |
| Quantity per pack | 1 pc(s) |

## FAQ

### How much does the CoreParts CMOS Backup Battery for Dell Alienware M11X M14X cost, and is it available for purchase?

The price is 10.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 231 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 21.07.2026 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 CoreParts 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 CoreParts 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/5024424/59278891_large.webp