HP DesignJet 4020 – reliable large-format printing for demanding work HP DesignJet 4020 (also found as HP 4020, HP Designjet 4020 Series or under the code CM765A) is a professional large-format printer designed for environments where precision and repeatability matter. It’s a popular choice for technical drawings, CAD documentation, maps, posters and internal production prints—everywhere you want sharp lines, consistent colors and dependable performance day after day. Ink for HP DesignJet 4020 – what matters most in everyday use Choosing the right ink for HP DesignJet 4020 is essential if you want clean lines, smooth fills and stable color. This model works with the HP 90 ink system, which is built for controlled ink delivery and predictable results on large formats. When you use the correct ink cartridge for HP DesignJet 4020, you reduce the risk of streaking, uneven coverage and downtime—especially important when you print longer runs or time-sensitive documents. In our category you’ll find not only ink cartridges, but also maintenance items that support print quality and keep the device in good condition. This is particularly helpful in offices where the plotter prints irregularly or stands idle between jobs—situations that often require proactive cleaning. Original OEM HP 90 cartridges – consistent color and sharp detail We offer a carefully selected range of Original OEM solutions dedicated to this model, including the most commonly used colors. If you want the manufacturer’s specification, predictable performance and excellent compatibility, an Original OEM ink for HP DesignJet 4020 is a safe and proven option. - Original OEM Ink Cartridge HP 90 XL (C5059A) (Black) – deep black for text, lines and technical drawings
- Original OEM Ink Cartridge HP 90 XL (C5061A) (Cyan) – clean blues and smooth gradients
- Original OEM Ink Cartridge HP 90 XL (C5063A) (Magenta) – vibrant magenta for graphics and posters
- Original OEM Ink Cartridge HP 90 XL (C5065A) (Yellow) – bright yellow for accurate color mixes
These cartridges are a great choice when you need dependable results across different paper types and you want to maintain consistent output—whether it’s one plot or a series of prints for a project folder. Cleaners and head cleaners – a smart way to prevent print quality issues Large-format printers are sensitive to ink flow and nozzle condition, so maintenance products can make a real difference. If your HP 4020 starts showing faint lines, missing colors or uneven fills, a cleaning cycle supported by the right consumables may help restore proper performance. That’s why, alongside cartridges, we also include dedicated cleaning solutions for the HP 90 system. - Original OEM Cleaner HP 90 (C5096A) (Black)
- Original OEM Head Cleaner HP 90 (C5054A) (Black)
- Original OEM Head Cleaner HP 90 (C5055A) (Cyan)
- Original OEM Head Cleaner HP 90 (C5056A) (Magenta)
- Original OEM Head Cleaner HP 90 (C5057A) (Yellow)
These products are especially useful when the printer has been unused for a longer period, when prints begin to lose saturation, or when you see banding and nozzle-related artifacts. Using the correct cleaner or head cleaner supports stable output and helps protect the print system from avoidable problems. How to choose the right cartridge for HP 4020 (and avoid common mistakes) When selecting ink for printer HP DesignJet 4020, we recommend checking two things: the printer name (HP DesignJet 4020 / 4020 / CM765A) and the cartridge code. For this category, the key series is HP 90 XL for inks and the corresponding HP 90 maintenance items. - Match the color to your needs (Black for technical lines, CMY for color graphics).
- Use the product code to confirm compatibility (e.g., C5059A for Black, C5061A for Cyan).
- If you experience banding, fading or missing lines, consider adding a dedicated head cleaner for HP DesignJet 4020 to your order.
- For environments that print occasionally, maintenance consumables can be just as important as the ink cartridge itself.
Many users of the HP Designjet 4020 Series report typical challenges such as streaks after downtime, incomplete color coverage, or reduced intensity. In practice, these are often related to nozzle condition or maintenance cycles—so having the right cleaners on hand can save time and reduce interruptions. Original vs compatible – what to know before you buy In this subcategory you’ll find Original OEM products. They are built according to HP’s specifications and are often chosen for maximum predictability and standardized workflows. At DrTusz.pl we also know that many customers consider compatible alternatives for cost efficiency. When you decide to go that route, it’s crucial to choose proven, well-tested solutions—our compatible cartridges (available in relevant categories) are designed to be as good as the originals in everyday printing: reliable, safe for the printer, and capable of excellent results. If you’re unsure which option is best for your specific workload—CAD lines, poster graphics, mixed office printing—we’re here to help you choose the best ink for HP DesignJet 4020 for your expectations and budget. Order ink for HP DesignJet 4020 with confidence We encourage you to explore the full selection in this category and choose the exact ink cartridge for HP DesignJet 4020 or maintenance product you need. We focus on clear product labeling, a wide range of dedicated items, and helpful support—so you can get back to printing quickly and without guesswork. CTA: Add the right HP 90 XL ink cartridge, cleaner or head cleaner to your cart today—or contact us and we’ll help you match the correct product codes for your HP 4020 / CM765A device. We offer fast delivery options and friendly customer support, so you can keep your plotter running at full quality. | 
