# Laptop power adapter Energy4U CA11 — 76 W, 19 V, 3.95 A, 2.5 mm connector

**URL:** https://aio.lv/en/product--energy4u-ca11--11836608
**Data updated:** 2026-03-09 14:50 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** Energy4U
**Manufacturer code:** CA11
**EAN:** 5901571080420
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 17.99 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 14.87 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--energy4u-ca11--11836608

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

Energy4U CA11 is a 76 W laptop power adapter delivering 19 V at 3.95 A via a 2.5 mm DC connector. It supplies stable power for compatible laptops and replacements requiring these voltage and current specifications. The adapter is intended for charging and operating portable notebooks, suitable for home, office, or travel use where a matching connector and output are required.

## Long description

Energy4U CA11 is a 76 W laptop power adapter that provides 19 V at 3.95 A through a 2.5 mm DC connector. Designed as a direct replacement for compatible notebook models, this adapter delivers stabilized output suitable for charging and powering portable laptops in home, office or travel environments where the voltage, current and connector match the device requirement.
Advantages
The adapter offers a compact form factor and consistent power delivery at 19 V / 3.95 A, supporting uninterrupted operation and battery charging. Its 2.5 mm DC plug ensures a secure physical connection with compatible laptop sockets. Built-in regulation protects against common supply fluctuations by maintaining stable output under typical load conditions.
Suitable for
 Replacing a lost or damaged laptop charger with 19 V and 3.95 A requirements
 Providing mains power to compatible notebooks during extended use
 Carrying as a spare or travel adapter when the device requires a 2.5 mm DC connector
Key specifications
 Output power: 76 W
 Output voltage: 19 V
 Output current: 3.95 A
 Connector type: 2.5 mm DC barrel plug
 Intended use: AC mains to DC laptop power supply
How to use
Verify that your laptop accepts 19 V at approximately 3.95 A and has a compatible 2.5 mm DC input socket before connecting. Plug the adapter into an appropriate mains outlet and insert the 2.5 mm connector into the laptop power input until it seats securely. When connected, the adapter supplies power to the laptop and charges the battery according to the laptop’s charging circuitry. Disconnect the adapter by unplugging the DC connector from the laptop and then removing the mains plug if not in use.
Usage recommendations
Use the adapter in dry, ventilated locations and avoid covering it during operation to prevent overheating. Do not use the adapter if the cable, connector, or casing is damaged. Ensure the mains voltage in your region is compatible with the adapter’s input range and always confirm connector polarity and size match the laptop’s requirements.

## FAQ

### How much does the Energy4U CA11 laptop adapter 19V 3.95A cost, and is it available for purchase?

The price is 17.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 20.07.2026 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/11836608/67236233_large.webp