The model is nearly always found on the front or top of your printer. It usually has the manufacturer name followed by letters & numbers.
Orders go by Royal Mail post, normally taking 1-2 days and guaranteed to arrive within 5 working days.
Select "Next Day" at the checkout for a guaranteed next-working-day service (morning delivery also available).
(Some orders may be sent by courier depending on availability.)
Multi-buy discount | |
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2 - 3 | £4.09 each |
4+ | £3.68 each |
If you would rather spend a bit more for genuine Canon ink cartridges you can order them for £15.05 inc VAT.
Buy the original Canon ink cartridges.
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This item: Compatible Canon CLI 521 Black ink cartridge
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Customer Rating | |||||||
Price |
£5.09
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£15.05
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£16.67
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£4.79
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£27.52
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Pack Contents | 1x ink cartridges | 1x ink cartridges | 1x ink cartridges | 1x ink cartridges | 2x ink cartridges | ||
Contains | Black | Black | Black | Black | Black | ||
Page Yield | 540 pages | 540 pages | 340 pages | 340 pages |
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Running Cost | 0.95p per page | 2.78p per page | 4.91p per page | 1.4p per page | 4.04p per page | ||
Type | Money Saving Compatible | Genuine Canon Product | Genuine Canon Product | Money Saving Compatible | Genuine Canon Product | ||
Product Guarantee | Full 1 Year Moneyback Guarantee | Full 1 Year Moneyback Guarantee | Full 1 Year Moneyback Guarantee | Full 1 Year Moneyback Guarantee | Full 1 Year Moneyback Guarantee | ||
Delivery | Free Delivery | Free Delivery | Free Delivery | Free Delivery | Free Delivery |
This Compatible Canon CLI 521 Black ink cartridge is quoted as doing up to 540 pages before needing to be replaced.
The page yield is calculated by manufacturers using ISO/IEC 24711 standards, where they print set documents of 5% page coverage until the cartridge is empty. The standard means you can compare yields between cartridges and manufacturers.
These Compatible Canon CLI 521 Black ink cartridges are brand new cartridges made by a third party company as a money saving alternative to using the genuine Canon ink. They're fantastic inks that give you:
This compatible black is manufactured to strict quality guidelines and standards, guaranteeing you get the best print quality in your Canon printer at a fraction of the cost.
Canon Compatible CLI521 Black ink Cartridge.
This compatible black ink cartridge is chipped and ready to drop into your printer and work and save you some money.
Providing a fantastic alternative choice this compatible cartridge for the cli521bk can save you significant amounts of money with every print.
The compatible cli 521 black ink enjoys our free delivery and 100% guarantee giving you peace of mind in everything you print. Buy now and see how much you can save with Stinkyink.
Capacity | 9ml of ink |
Page Yield | 540 pages |
Running Cost |
0.95p per page
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Running CostThis value is calculated from manufacturer's estimates of how many pages a cartridge will print, and should only be used to compare cartridge running costs. Page yields are estimated using the ISO standard of 5% coverage on a plain A4 page, which is roughly the length of a short letter. |
GTIN | 05060506134062 |
Colour | Black |
Compatibility | Compatible |
Range | Canon PGi-520 and CLi-521 ink cartridge range |
Brand | Third Party |
Condition | New |
Thanks for sending me the replacement black ink cartridge that I have started using and found to be just right in terms of quality.
A very good compatible ink even good for photos. Well packaged and priced. Delivered on time. Will be back.
Arrived swiftly. Brilliant
When your printer needs more Ink
This is the stuff - just click the link
Quality as usual
Delighted with the service, price & product. To be sent return envelopes for spent cartridges brilliant. Thank you
Responses are typically ~10 minutes between 9am and 5pm, weekdays.
We're voted the #1 Printer Cartridge provider by TrustPilot users, with the most reviews and the highest average rating for all suppliers. At Stinkyink you'll enjoy the best prices and most reliable product quality, that's why we've shipped over 3 million cartridges to 200,000+ customers. Just read some of our amazing recent reviews.
It's best to keep a spare, so you'll save money when buying 2 of any item.
These inks can be stored for 1 year without affecting performance + are covered by our money back guarantee to give you full peace of mind.
Plus there's Free Delivery on everything!