Original OEM Ink Cartridge Canon CLI-521 BK (2933B001) (Black) is the go-to choice when you want deep, confident blacks and the kind of crisp detail that makes every document look professionally finished. Dear Customer, if you value consistency from the first page to the last, this genuine Canon ink cartridge is designed to deliver exactly that—every time you press “Print”.
With a 9.00 ml capacity, the CLI-521 BK is built for reliable everyday printing at home and in the office. Its estimated yield reaches up to 665 pages (at 5% page coverage), so we can keep your workflow smooth without constant replacements. Because it’s an Original OEM product, you get precise compatibility, stable ink flow, and sharp black text that stays clear even in fine fonts and detailed graphics.
We also make sure your order travels safely—each parcel is carefully protected for transport, so your cartridge arrives ready to install. And if you’d like to refresh your whole color setup, you’ll find matching cyan, magenta and yellow cartridges, practical multipacks, and even cleaning solutions under the Related products tab.
original Canon quality for consistent, sharp black prints;
up to 665 pages of yield (at 5% coverage) from 9.00 ml;
carefully protected packaging for safe delivery
Popular printers that the product is compatible with: Canon Pixma MP550, Canon Pixma MP540, Canon Pixma MP640.
Frequently asked questions about this product
Buying an original printer cartridge often turns out to be a huge expense, exceeding the price of a new printer. So when making a purchase, it’s worth considering the availability of compatible cartridges.
Generic cartridges bearing the DrTusz logo are made from high-quality, specially selected, and tested components available on the market. These cartridges deliver the highest print quality, indistinguishable in any way from prints made with original cartridges.
Additionally, our compatible replacement cartridges are covered by the “Golden Warranty”
program—a warranty valid for the entire lifespan of the cartridge. A key benefit of this program is a quick, hassle-free, and effective claims process.
Yes, at DrTusz.pl you’ll find high-quality replacements for original printer cartridges (ink and toner). These are DrTusz brand products that meet the highest quality standards and allow you to save up to 80% compared to original consumables.
All information regarding prices and product availability can be found on our website: www.drtusz.pl.
To find the replacement you need:
- Enter your printer model or the original cartridge’s part number in the search bar located at the top of the page, between DrTusz’s head and our logo.
- Then click on the product you’re looking for in the suggestions pane.
On the product page, you can check whether a DrTusz replacement is available for that original cartridge, as well as its price and availability.
Bei der riesigen Auswahl an Tinten- und Tonerkartuschen kann man leicht den Überblick verlieren, und die richtige zu finden, ist nicht immer einfach.
Falls Sie die gewünschte Tinte/den gewünschten Toner nicht finden, senden Sie eine E-Mail mit Ihrem Druckermodell an sklep@drtusz.pl. Sie erhalten dann umgehend unser Angebot.
Alternativ können Sie sich auch persönlich von einem unserer Experten beraten lassen. Sie erreichen uns telefonisch unter +49 525-22-33-22 (Montag bis Freitag, 9:00–17:00 Uhr).
Our online store does not buy back empty cartridges
. We only offer free disposal of products that were previously purchased from our store.
Used ink and toner cartridges are hazardous waste and must not be disposed of in regular trash bins—that’s why we offer free disposal
so you can help protect the environment in a simple and safe way. For larger quantities of empty cartridges (10 or more), we’ll arrange for pickup by a courier after you contact us via email; for smaller quantities, you can return them to us at your own expense or bring them in person to our brick-and-mortar store.
Companies and public entities can also obtain a Waste Transfer Form (downloadable from the BDO system) if they generate more than 100 kg of such waste annually.
For details and instructions on how to return used cartridges for disposal, see the article:
Disposal at DoktorTusz
Yes, we accept empty cartridges (ink and toner), but only those purchased from our store.
✓10 or more empty cartridges
– please email us at sklep@drtusz.pl
. Once you’ve contacted us, we’ll arrange for a free pickup by courier.
✓Fewer than 10 empty cartridges
– please also contact us via email in advance. In this case, you’ll send the package at your own expense
to our company’s address.
✓Cartridges from other stores—
we do not accept them.
The process consists of the following steps: 1
. Arrange with us how to return the empty cartridges. 2. Fill out the waste transfer form (BDO):
you can fill out the document yourself on the BDO website (we only accept waste under code 160214).
3. Send the empty containers . 4. Upon receipt of the empty containers, we’ll confirm receipt in the BDO system.
Please note: if you do not generate more than 100 kg of such waste per year, the form is not required
.
