# Toner cartridge Katun 50840 1 pc(s) Black

**URL:** https://aio.lv/en/product--katun-50840--3996210
**Data updated:** 2025-12-29 13:57 (EET)
**Category:** Laser Printer Toners
**Manufacturer:** KATUN
**Manufacturer code:** 50840
**EAN:** 0821831114069
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 38.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 31.81 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--katun-50840--3996210

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.07.2026 | free |
| Pickup points | 08.07.2026 | 1.99 EUR |
| Courier delivery to door | 08.07.2026 | 4.99 EUR |

## Summary description

The Katun 50840 toner cartridge is a high-quality compatible black toner designed for reliable printing. It offers excellent print quality and page yield, ensuring sharp text and vibrant images. This cartridge is easy to install and provides consistent performance, making it an ideal choice for both home and office use. With a single pack containing one cartridge, you can enjoy hassle-free printing without compromising on quality.

## Long description

The Katun 50840 toner cartridge is a compatible black toner cartridge supplied as a single unit for laser printers. It is designed to deliver reliable, consistent printing with sharp text and solid black output for general-purpose office and home use. The cartridge is easy to install and suitable for environments where dependable monochrome printing and cost-effective inventory management are required.
Advantages
This Katun 50840 cartridge provides consistent print quality and dependable page yield in a single-pack format. It is compatible with a wide range of devices and supports laser printing technology, offering simple installation and stable performance for routine printing tasks. The cartridge’s black ink produces clear text and uniform solid fills for documents and graphics.
Suitable for
 Monochrome office printing (reports, invoices, correspondence)
 Home office and personal laser printers
 High-volume document printing where cost efficiency matters
Key specifications
 Manufacturer: KATUN
 Model / MPN: 50840
 EAN: 0821831114069
 Colour: Black
 Quantity per pack: 1 pc(s)
 Print technology: Laser printing
 Weight: 0.547 kg
How to use
Turn off your printer or set it to standby, open the toner access panel, and remove the empty cartridge following the printer manufacturer’s instructions. Unpack the Katun 50840, remove any protective seals, and insert the cartridge into the correct slot until it clicks into place. Close the access panel, power the printer on if needed, and run a test print to confirm correct installation.
Usage recommendations
Store the cartridge in a cool, dry place away from direct sunlight. For optimal results, use within the manufacturer’s recommended shelf life and handle the cartridge by its casing to avoid contact with the drum or imaging surfaces.

## Specifications

### Features

| Feature | Value |
|---|---|
| Type | Compatible |
| Printing colours | Black |
| Brand compatibility | Any brand |
| Quantity per pack | 1 pc(s) |
| Black toner cartridges quantity | 1 |
| Compatibility | Develop A9E81D0
INEO + 558, INEO + 458, INEO + 658

Konica Minolta TN-514K
BIZHUB C 558, BIZHUB C 658, BIZHUB C 458

Olivetti Lexikon A9E8150
D-COLOR MF 454, D-COLOR MF 654, D-COLOR MF 554

Olivetti Lexikon TN-514K
D-COLOR MF 454, D-COLOR MF 654, D-COLOR MF 554 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.547 kg |
| Package weight | 905 g |
| Package depth | 81 mm |
| Package height | 496 mm |
| Package width | 79 mm |
| Package type | Box |

### Other features

| Feature | Value |
|---|---|
| Print technology | Laser printing |

## FAQ

### How much does the Toner cartridge 50840 KATUN cost, and is it available for purchase?

The price is 38.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 21 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 03.07.2026 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 KATUN 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 KATUN 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: brand compatibility, quantity per pack, weight, print technology, printing colours, 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/3996210/62571661_large.webp