# Battery PATONA 2775 for DELL XPS 15z — Li‑Ion 4400 mAh, Black, 0.299 kg

**URL:** https://aio.lv/en/product--patona-2775--12254324
**Data updated:** 2026-04-06 10:01 (EEST)
**Category:** Portable Device Batteries
**Manufacturer:** PATONA
**Manufacturer code:** 2775
**EAN:** 4055655184960
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

PATONA 2775 laptop battery for DELL XPS 15z. Rechargeable Lithium‑Ion (Li‑Ion) battery with 4400 mAh capacity, black housing and weight 0.299 kg. Designed as a spare or replacement battery to restore portable power for the XPS 15z, suitable for mobile work, travel and extended runtime.

## Long description

PATONA 2775 is a replacement laptop battery designed for select DELL models including the XPS 15z and L511Z. It provides a compact, black power module intended to restore portable power to compatible notebooks.
Advantages
The battery uses Lithium-Ion (Li-Ion) technology and offers a capacity of 4400 mAh, delivering a balance between runtime and weight. Its compact design and approximately 0.299 kg weight make it easy to install and carry as a spare part. The black finish matches the original equipment appearance on supported DELL models.
Suitable for
Replacing a worn or failed battery in DELL XPS 15z
Replacing a worn or failed battery in DELL L511Z
Keeping as a spare battery for field or travel use with compatible DELL notebooks
When it may not be suitable
This battery is intended specifically for the listed DELL models and may not fit or function in other laptop models. It is not a universal battery and may require the original battery's connector and form factor to match exactly.
Key specifications
Battery technology: Lithium-Ion (Li-Ion)
Battery capacity: 4400 mAh
Colour: Black
Weight: approx. 0.299 kg
How to use
Power down the laptop and remove the existing battery according to the laptop manufacturer's instructions. Align the PATONA 2775 battery with the battery bay and connector, then press gently until it locks in place. After installation, charge the battery fully before regular use to ensure proper calibration and optimal performance.
What to consider before purchase
Verify compatibility with your exact laptop model (DELL XPS 15z, L511Z).
Compare the battery connector shape and dimensions with your original battery.
Check that the capacity (4400 mAh) and Li-Ion chemistry meet your runtime expectations.
Usage recommendations
Use the battery following DELL's safety guidelines: avoid extreme temperatures, store partially charged if unused for long periods, and recycle or dispose of the battery according to local regulations.

## Specifications

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

### Battery

| Feature | Value |
|---|---|
| Battery technology | Lithium-Ion (Li-Ion) |
| Battery capacity | 4400 mAh |
| Battery voltage | 14.8 V |
| Product colour | Black |

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |
| Compatibility | XPS 15z, L511Z |
| Brand compatibility | Dell |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.299 kg |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 407 g |
| Package type | Box |

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 PATONA 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 PATONA 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery technology, battery capacity, weight, product colour, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/12254324/68160037_large.webp