# AC-to-DC power adapter QOLTEC 51757 65 W 19 V 3.42 A for Asus, black, 1.72 m cable

**URL:** https://aio.lv/en/product--qoltec-51757--2149495
**Data updated:** 2026-01-21 10:52 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** QOLTEC
**Manufacturer code:** 51757
**EAN:** 5901878517575
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.99 €
**Prices and availability valid until:** 2026-07-09 23:59
**Price without VAT (21%):** 14.04 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-51757--2149495

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 18.06.2026 | free |
| Pickup points | 25.06.2026 | 1.99 EUR |
| Courier delivery to door | 25.06.2026 | 4.99 EUR |

## Summary description

QOLTEC 51757 is an AC-to-DC laptop power adapter delivering 65 W output (19 V, 3.42 A) with input 220–240 V and 50–60 Hz. Designed for compatibility with Asus devices, it features short-circuit protection, detachable power connectors, a 1.72 m cable and compact dimensions (50×25×95 mm). Weighing 210 g, it provides reliable charging for portable computers and replacements.

## Long description

The Qoltec 51757 Indoor 65 W Black is a compact power adapter for Asus notebooks and other compatible laptops, providing 65 W of usable power. It operates from 220–240 V input voltage and comes in a black housing with dimensions of approximately 50 mm (width) × 95 mm (depth) and a cable length of 1.72 m. The adapter includes a power cord, a Velcro strap for cable management and three interchangeable plug tips to fit multiple devices, making it suitable as a primary or backup power supply at home or at work.
Advantages
The adapter is built from quality materials and designed for efficient power delivery with relatively low energy consumption. It offers built-in protections against overvoltage, overload, short circuits and overheating, which improve operational safety. Its compact size and included accessories (power cord, Velcro strap and three plug models) increase convenience and portability.
Suitable for
Laptops and notebooks compatible with 65 W adapters, including many Asus models
Use as a primary power supply at a fixed workstation
Use as a backup or travel charger for mobile work and commuting
Key specifications
Power output: 65 W usable power
Input voltage: 220–240 V
Cable length: 1.72 m
Dimensions: approx. 50 mm (W) × 95 mm (D)
Weight: 0.21 kg
Colour: Black
Includes: power cord, Velcro strap, 3 plug tips
Brand: QOLTEC, MPN: 51757, EAN: 5901878517575
How to use
Select the plug tip that matches your laptop's power socket and attach it to the adapter cable. Connect the power cord to the adapter and plug it into a 220–240 V outlet. Insert the adapter connector into your laptop charging port. Use the Velcro strap to tidy the cable length as needed. Unplug the adapter from the mains before changing plug tips or when not in use.
Usage recommendations
Use the Qoltec 51757 with devices that accept a 65 W adapter and matching plug tip. Avoid exposing the adapter to moisture, extreme temperatures or heavy impacts. For safety, rely on the built-in protections but disconnect the adapter immediately if you notice abnormal heat, noise or smell.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Brand compatibility | Asus |
| Purpose | Laptop |
| Power current type | AC-to-DC |
| Power protection features | Short circuit, Overload, Overheating, Over voltage |
| Supplementary power connectors | 3 |
| Detachable power connectors | Yes |

### Power

| Feature | Value |
|---|---|
| Output power | 65 W |
| Input voltage | 220 - 240 |
| Output voltage | 19 |
| Input frequency | 50 - 60 |
| Output current | 3.42 A |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Cable length | 1.72 m |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.21 kg |
| Height | 25 mm |
| Width | 50 mm |
| Depth | 95 mm |

### Other features

| Feature | Value |
|---|---|
| Power supply type | Indoor |

### Packaging content

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

## FAQ

### How much does the Power adapter QOLTEC 51757 65 W 19 V cost, and is it available for purchase?

The price is 16.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 9 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 18.06.2026 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 QOLTEC 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 QOLTEC 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: 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 Power adapter QOLTEC 51757 65 W 19 V?

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/2149495/64540694_large.webp