HP DeskJet 815C Ink Cartridges

✔ The following ink cartridges are guaranteed to work in your HP DeskJet 815C printer.
✔ Choose an original cartridge or save more with a Cartridge World compatible.
✔ All our ink cartridges are quality assured with a full money back guarantee

Make the most of your printing with quality supplies for the HP DeskJet 815C. This reliable inkjet printer uses ink cartridges designed to deliver crisp, consistent results - whether you're printing at home or in the office.

At Cartridge World, we stock both original and premium compatible cartridges for the HP DeskJet 815C, offering excellent performance without the premium price tag.

Enjoy great value with free delivery, competitive pricing, and a rewards program when you order your HP supplies from Cartridge World.

Top Picks

Recommended options for this printer based on value and page yield.

Best Price Compatible
Cartridge World Compatible with HP 51645 45

Compatible HP 51645 (45)

From £28.98 ex VAT

Lowest upfront cost

Reliable everyday printing at the lowest upfront cost — trusted by UK businesses and backed by our 2-Year Warranty.

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Quick guide to choosing the right cartridge

Choose based on how often you print and what matters most — cost, convenience, or brand.

Occasional printing Standard cartridge — lowest upfront cost for light use
Regular printing XL / High-yield cartridge — most customers choose this for better value and fewer replacements
Best long-term value XL multipacks — ideal for offices or frequent printing
Best balance of price & reliability Compatible cartridges — trusted by UK businesses and fully guaranteed
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