# Laptop power adapter Energy4U PA139 — 19.5 V, 2.05 A, 40 W

**URL:** https://aio.lv/en/product--energy4u-pa139--11836722
**Data updated:** 2026-03-09 14:50 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** Energy4U
**Manufacturer code:** PA139
**EAN:** 5901571082684
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 15.99 €
**Prices and availability valid until:** 2026-07-28 23:59
**Price without VAT (21%):** 13.21 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--energy4u-pa139--11836722

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Energy4U PA139 laptop power adapter provides 19.5 V output at 2.05 A with 40 W power delivery. Designed as an external DC adapter for compatible laptops, it supplies stable voltage for charging and operation. Includes connector suited to the matching laptop models and is intended for replacement or spare use to restore portable device power.

## Long description

The Energy4U PA139 laptop power adapter delivers a stable 19.5 V output at 2.05 A with 40 W power capacity for compatible portable computers. This external DC adapter is designed to replace or serve as a spare charger, supplying consistent voltage and current for charging the battery and powering a laptop during use. The compact brick-style unit connects to the laptop via a fitted plug matched to supported models and includes an AC cord for mains connection.
Advantages
This adapter offers reliable power delivery with a rated output of 19.5 V and current up to 2.05 A, ensuring steady charging and operation without unnecessary fluctuations. Its 40 W rating is suitable for everyday office, study and light multimedia tasks. The external design makes it simple to install or replace, while the included connector and mains lead provide a ready-to-use solution. Built to common safety and compatibility expectations, it is intended for convenient restoration of laptop functionality when the original adapter is unavailable or damaged.
Suitable for
Replacing a lost or damaged laptop charger
Keeping an extra power adapter for travel or mobile work
Powering compatible laptops during extended desk use
Using as a spare adapter for homes, offices or classrooms
Key specifications
Output voltage: 19.5 V DC
Output current: 2.05 A
Maximum power: 40 W
Adapter form factor: external DC power brick
Includes mains power cord and laptop connector
How to use
Connect the mains lead to the adapter and plug it into a suitable AC outlet. Insert the adapter's DC connector firmly into the laptop's power input jack until it seats securely. Verify that the laptop indicates charging or accepts external power. When charging is complete or when the adapter is not needed, disconnect the DC plug from the laptop and unplug the mains lead. Use the adapter in well-ventilated areas and avoid covering the power brick while it is in use to prevent heat build-up.
Usage recommendations
Use the adapter only with laptops that accept 19.5 V input and draw no more than 2.05 A; using incompatible voltage or connectors may damage the device. Inspect the connector and cables regularly for wear, avoid exposing the adapter to moisture, and store it in a dry, cool place when not in use.

## FAQ

### How much does the Energy4U PA139 laptop power adapter 19.5V 2.05A cost, and is it available for purchase?

The price is 15.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 14 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 14.07.2026 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 Energy4U 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 Energy4U 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/11836722/67236335_large.webp