# Power adapter QOLTEC 51775 40W 19V 2.1A for monitors, Black, 1.75 m cable

**URL:** https://aio.lv/en/product--qoltec-51775--946892
**Data updated:** 2026-01-21 10:50 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** QOLTEC
**Manufacturer code:** 51775
**EAN:** 5901878517759
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.49 €
**Prices and availability valid until:** 2026-07-11 23:59
**Price without VAT (21%):** 13.63 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--qoltec-51775--946892

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 07.07.2026 | free |
| Pickup points | 10.07.2026 | 1.99 EUR |
| Courier delivery to door | 10.07.2026 | 4.99 EUR |

## Summary description

External power adapter QOLTEC 51775 delivers 40 W output at 19 V and 2.1 A for powering monitors. Designed for 220–240 V AC input at 50/60 Hz, it includes overload protection and a 1.75 m cable. Compact black housing (88 × 35 × 25 mm) provides reliable power conversion for desktop or wall-mounted monitors and similar portable devices.

## Long description

The Qoltec 51775 40W Black power adapter delivers a stable 40-watt output intended for powering monitors and similar portable devices. Designed for use with mains voltages of 220–240 V and a frequency of 50/60 Hz, this compact adapter combines consistent electrical performance with a simple black housing. Its 1.75 m cable provides flexible placement options for home or office setups while the small footprint helps save space on a desk or behind equipment.
Advantages
This adapter offers a reliable 40W continuous output that suits many monitor models, ensuring steady power delivery during regular operation. The wide input range of 220–240 V and dual-frequency support (50/60 Hz) make the unit compatible with standard European mains supplies. A 1.75 m integrated cable increases placement flexibility without requiring immediate proximity to a wall socket. The compact physical dimensions—88 mm in width and 35 mm in depth—minimize occupied space and simplify installation in constrained environments. The black finish provides a neutral appearance that blends with most office and home electronics.
Suitable for
 Powering computer monitors that require up to 40 W
 Replacement or spare adapter for home and office monitors
 Use in workstation setups with limited space
 Situations where a 1.75 m cable length is sufficient for device placement
Key specifications
 Output power: 40 W
 Input voltage: 220–240 V
 Input frequency: 50/60 Hz
 Cable length: 1.75 m
 Colour: Black
 Width: 88 mm
 Depth: 35 mm
How to use
Connect the adapter to the monitor’s power input according to the manufacturer’s instructions and plug the adapter into a compatible 220–240 V, 50/60 Hz mains outlet. Place the adapter so the cable reaches the device without tension and ensure adequate ventilation around the adapter housing. Verify the monitor powers on and functions correctly after connection. If the monitor does not power on, disconnect and recheck cable and connector seating and confirm the monitor’s power requirements match the adapter’s 40 W output and voltage specifications.
Usage recommendations
Use the adapter in dry indoor conditions and avoid covering the unit to prevent overheating. Do not use the adapter with devices that require higher power than 40 W. Regularly inspect the cable and connector for damage and replace the adapter if any wear or defects are found.

## Specifications

### Performance

| Feature | Value |
|---|---|
| Purpose | Monitor |
| Power protection features | Over voltage, Overheating, Overload |

### Power

| Feature | Value |
|---|---|
| Output power | 40 W |
| Input voltage | 220 - 240 |
| Output voltage | 19 |
| Input frequency | 50/60 |
| Output current | 2.1 A |

### Design

| Feature | Value |
|---|---|
| Product colour | Black |
| Cable length | 1.75 m |

### Weight & dimensions

| Feature | Value |
|---|---|
| Height | 25 mm |
| Width | 88 mm |
| Depth | 35 mm |

## FAQ

### How much does the Power adapter QOLTEC 51775 40W 19V 2.1A cost, and is it available for purchase?

The price is 16.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 762 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 07.07.2026 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: 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/946892/64540481_large.webp