# Power adapter QOLTEC 51728 65W AC-to-DC 19V 3.33A for HP, 1.4 m cable, black

**URL:** https://aio.lv/en/product--qoltec-51728--3998512
**Data updated:** 2026-01-21 10:55 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** QOLTEC
**Manufacturer code:** 51728
**EAN:** 5901878517285
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 18.99 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 15.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-51728--3998512

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

QOLTEC 51728 is a 65 W indoor power adapter for compatible HP devices. It outputs 19 V at 3.33 A (AC-to-DC) and accepts 220–240 V input at 50–60 Hz. The adapter includes a 1.4 m AC cable, over-voltage protection, and a compact black enclosure (110×75×28 mm, 192 g). Ideal for replacing or carrying as a spare power supply.

## Long description

The Qoltec 51728 Indoor 65W Black power adapter is a compact mains adapter designed to supply stable power to compatible laptops and portable devices. It supports an input voltage range of 220–240 V and delivers up to 65 watts of output power in a slim rectangular housing with a black finish. With dimensions of 50 mm width, 94 mm depth and 26 mm height and a net weight of approximately 0.238 kg, the adapter is intended for indoor use and for integration into home or office charging setups.
Advantages
The adapter’s compact footprint and light weight make it easy to position on a desk or store in a bag without adding significant bulk. Its 65W output provides sufficient power for many mainstream laptops and portable devices while maintaining stable voltage under normal operating conditions. The black finish offers a neutral appearance that blends with common electronic equipment and office interiors. Built for indoor environments, the unit is designed to meet typical safety and performance expectations for mains-powered laptop adapters.
Suitable for
Charging and powering laptops and notebooks compatible with 65W adapters
Replacing lost or damaged indoor power adapters of similar size and output
Use in home offices, workplaces, classrooms and other indoor settings
Key specifications
Output power: 65 W
Input voltage: 220–240 V AC
Dimensions: 50 mm (W) × 94 mm (D) × 26 mm (H)
Weight: 0.238 kg
Colour: Black
Intended use: Indoor
How to use
Connect the adapter to a compatible laptop or device using the appropriate DC connector. Plug the adapter’s mains lead into a 220–240 V AC socket and ensure the connection is secure. Verify that the device is charging and that no unusual heat or smell is present during initial use. Unplug from the mains and the device when charging is complete or before transporting the adapter. Use only with devices that accept 65 W power input and matching connector polarity.
Usage recommendations
Place the adapter on a hard, ventilated surface during use and avoid covering it with fabrics or other materials that could restrict airflow. Inspect cables and connectors periodically for damage and replace the adapter if any defects are found. Keep the adapter away from liquids and extreme temperatures; use only indoors in well-ventilated areas.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Brand compatibility | HP |
| Purpose | Laptop |
| Power current type | AC-to-DC |
| Power protection features | Short circuit, Over voltage, Overheating, Overload |

### Power

| Feature | Value |
|---|---|
| Output power | 65 W |
| Input voltage | 220 - 240 |
| Output voltage | 19 |
| Input frequency | 50 - 60 |
| Output current | 3.33 A |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.238 kg |
| Height | 26 mm |
| Width | 50 mm |
| Depth | 94 mm |

### Other features

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

## FAQ

### How much does the Power adapter QOLTEC 51728 65W 19V cost, and is it available for purchase?

The price is 18.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 27 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 09.07.2026 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 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.

## Image

https://aio.lv/img/cache/product/3998512/64540943_large.webp