Reliable printing with the HP DeskJet 720c (HP Deskjet 700 Series) The HP DeskJet 720c (also searched as HP 720c, 720c, 720 C or 720C) is one of those classic home-and-office printers that still proves its value—especially for everyday documents, simple graphics and occasional color prints. To keep this model working smoothly, you need the right ink for HP DeskJet 720c in a fresh, properly matched cartridge. In this category we offer both Original OEM cartridges and high-quality compatible ink cartridges, so you can choose the solution that best fits your printing style and budget. What ink cartridges fit the HP DeskJet 720c? The HP DeskJet 720c uses two main cartridge families: HP 45 (51645AE) for black and HP 23 (C1823DE / C1823T) for color. If you’re looking by code, you may also see references such as C5870A related to the printer series. Choosing the correct ink cartridge for HP 720c ensures proper installation, accurate ink flow and clean printouts—without unnecessary errors or interruptions. With the right cartridge set, you can comfortably print: - daily text documents (letters, invoices, school materials),
- forms and reports where crisp black is important,
- basic color graphics and charts,
- occasional color documents for home use.
Compatible vs Original OEM: choose what suits you best We know our customers have different expectations, which is why we provide both options in one place. If you want the manufacturer’s solution, Original OEM ink for HP DeskJet 720c is a safe, proven choice. If you want excellent value without giving up quality, our compatible ink cartridge for HP DeskJet 720c is a smart alternative. - Original OEM cartridges: designed and produced by the printer manufacturer, ideal if you prefer to stay with the official line.
- Compatible cartridges from our offer: carefully selected replacements that print reliably and deliver results comparable to originals—at a more budget-friendly price.
We encourage you to choose compatible cartridges with confidence—our compatible solutions are made to match the HP DeskJet 720c requirements and are as good as originals for everyday printing needs. Popular ink cartridges for HP DeskJet 720c in our range To make shopping easier, we stock the most frequently chosen items for this printer model—both for single replacements and convenient multipacks. In this category you’ll find, among others: - Compatible Ink Cartridge 45 for HP (51645AE) (Black) – a dependable choice for sharp text and strong black density.
- Original OEM Ink Cartridge HP 45 (51645AE) (Black) – OEM black cartridge for users who prefer original solutions.
- Compatible Ink Cartridges 45 for HP (51645AE-3) (Black) (3-pack) – ideal if you print a lot and want fewer replacements.
- Compatible Ink Cartridges 45 for HP (SA294AE) (Black) (2-pack) – a practical set for home or small office.
- Compatible Ink Cartridge 23 for HP (C1823DE) (Color) – for color documents, charts and everyday graphics.
- Original OEM Ink Cartridge HP 23 (C1823DE) (Color) – OEM color cartridge for consistent color output.
- Compatible Ink Cartridges 23 for HP (C1823T) (Color) (2-pack) – convenient color multipack to keep you stocked up.
Thanks to this variety, you can easily match your purchase to your real usage—whether you print occasionally or regularly. How to pick the right ink for HP DeskJet 720c When choosing an ink cartridge for HP DeskJet 720c, it helps to follow a few simple rules: - Check the code, not just the printer name: for black look for 51645AE (HP 45), for color look for C1823DE / C1823T (HP 23).
- Think about your print volume: if you print often, a 2-pack or 3-pack can be more convenient and cost-effective.
- Choose based on priorities: OEM for brand preference; compatible for excellent price-to-performance while maintaining high quality.
- Plan ahead: older models like the HP Deskjet 700 Series run best when you avoid long downtime—having a spare cartridge prevents sudden interruptions.
Common HP DeskJet 720c printing issues and simple tips With long-serving printers such as the HP DeskJet 720c, users sometimes encounter issues that are easy to solve with the right cartridge and a few habits: - Faded black text or missing lines – often caused by an empty or dried cartridge; replacing the HP 45 / 51645AE cartridge usually restores quality.
- Incorrect colors – a depleted color cartridge or long gaps between prints can affect color output; a fresh HP 23 cartridge helps, and printing a color page occasionally keeps ink flowing.
- Cartridge not recognized – ensure the cartridge is correctly seated and contacts are clean; choosing a properly matched ink for HP 720c minimizes such problems.
- Smudging or uneven print – can happen with very old cartridges or low-quality replacements; our compatible cartridges are selected to provide stable performance comparable to OEM.
If you’re unsure which ink for printer HP DeskJet 720c is best for your needs, we’re here to help you choose quickly and correctly. Order your ink today—print without interruptions We encourage you to explore our full selection of ink cartridges for HP DeskJet 720c: compatible and Original OEM options, single cartridges and practical multipacks. Choose the cartridge that matches your code (51645AE or C1823DE / C1823T), add it to your cart and enjoy reliable printing again. If you have any questions about compatibility (HP 720c, 720 c, 720C, HP Deskjet 700 Series, C5870A), contact us—we’ll guide you to the right product and help you place your order with confidence. |