# Battery 2-Power 15.0v 4 cell 42Wh replaces 42T4857

**URL:** https://aio.lv/en/product--2-power-2p-42t4857--10860098
**Data updated:** 2025-12-30 12:47 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** 2-Power
**Manufacturer code:** 2P-42T4857
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 54.99 €
**Prices and availability valid until:** 2026-07-19 23:59
**Price without VAT (21%):** 45.45 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--2-power-2p-42t4857--10860098

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 08.07.2026 | free |
| Pickup points | 13.07.2026 | 1.99 EUR |
| Courier delivery to door | 13.07.2026 | 4.99 EUR |

## Summary description

The 2-Power 15.0v battery features a 4 cell structure with a capacity of 42Wh, designed for reliable power in compatible laptops. It replaces model 42T4857, ensuring compatibility and dependable performance for extended laptop use.

## Long description

The 2-Power 15.0v 4-cell 42Wh battery is designed as a direct replacement for model 42T4857, providing reliable power for compatible laptops. Manufactured using high-grade lithium-ion/polymer cells from reputable suppliers, this 42Wh battery supports longer unplugged use and dependable charging performance.
Advantages
This battery uses quality cells sourced from manufacturers such as Samsung and Panasonic to ensure consistent capacity and stable output. The 4-cell 42Wh design balances run-time and weight, while integrated protection electronics monitor charging and discharging to reduce the risk of short circuits and overheating.
Suitable for
 Replacement for laptop model 42T4857
 Laptops requiring a 15.0 V, 42Wh battery
 Users who need a lightweight spare battery for travel or mobile work
Key specifications
 Nominal voltage: 15.0 V
 Capacity: 42 Wh (2800 mAh)
 Cell count: 4 cells
 Compatible replacement model: 42T4857
 Weight: 0.237 kg
 Colour: Black
 Manufacturer part number (MPN): 2P-42T4857
How to use
Switch off the laptop and remove the original battery according to the manufacturer’s instructions. Align the 2-Power 15.0v battery with the connector and gently insert it until it locks in place. After installation, charge the battery fully before first use and follow your laptop maker’s guidelines for battery maintenance.
Usage recommendations
Store the battery in a cool, dry place and avoid exposure to extreme temperatures. Use only the laptop manufacturer-approved charger and avoid disassembly. If the battery shows swelling, leakage, or unusual heat, stop using it and dispose of it according to local regulations.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery capacity | 2800 mAh |
| Number of battery cells | 4 |
| Battery voltage | 15 V |
| Battery capacity | 42 Wh |
| Product colour | Black |

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.237 kg |
| Height | 23 mm |
| Width | 289 mm |
| Depth | 59 mm |

## FAQ

### How much does the Battery 2-Power 15.0v 42T4857 cost, and is it available for purchase?

The price is 54.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 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 08.07.2026 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. 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 2-Power 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 2-Power 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 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.

### Where can I download the instructions for Battery 2-Power 15.0v 42T4857?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/10860098/65720682_large.webp