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Keep Your HP E87640 Running Smoothly: Essential Supplies You Need

HP Color LaserJet Managed Flow MFP E87640z multifunction printer in a library, with the Item Inc logo displayed in the corner.

The HP E87640 is designed for high-volume printing with speed and accuracy, making it a reliable asset in any busy office. However, like any precision machine, it needs the right supplies and upkeep to maintain peak performance. You wouldn’t use low-grade fuel in a high-end vehicle—the same principle applies to your printer.

In this post, we’ll explain the key supplies that help keep your HP E87640 running smoothly. Knowing what your printer needs can help reduce downtime, extend its lifespan, and ensure every print comes out crisp and professional.


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Understanding Your HP E87640's Inner Workings: Key Components

When you hit "print," a lot more happens than just paper feeding through. Your HP E87640 is a sophisticated system of interconnected parts, each playing a vital role in creating that perfect document. From depositing toner to fusing it permanently onto the page, every component needs to work in harmony. That's why having the right, high-quality supplies isn't just about replacing what's run out; it's about preserving the integrity of the entire printing process.


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The Color & Clarity Makers: Developer Assemblies

Developer Assemblies are the unsung artists of your printer—responsible for precisely transferring toner particles onto the Imaging Drum. This accuracy directly affects the vibrancy, sharpness, and overall quality of your prints. Using genuine developer assemblies helps ensure consistent color reproduction and prevents common issues like streaking or fading. To ensure optimal results, the HP E87640 uses individual developer assemblies for each color. These include:

Z7Y73A, JC96-12501A - HP Developer Assembly, Yellow
Z7Y72A, JC96-12502A - HP Developer Assembly, Magenta
Z7Y69A, JC96-11641A - HP Developer Assembly, Cyan
Z7Y68A, JC96-12504A - HP Developer Assembly, Black

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The Heart of the Heat: The Fuser

If the developer assemblies are the artists, the Fuser (110V) is the finishing touch – and a critical one! After toner is applied to the paper, the fuser uses heat and pressure to literally melt and bond the toner particles to the paper fibers. This is what makes your prints permanent and smudge-proof.

A high-quality, genuine HP fuser is paramount for several reasons: it prevents smudges, ensures the longevity of your prints, and maintains consistent print quality across every page. Since this is an electrical component, using the correct 110V fuser designed specifically for your E87640 is vital for safety and performance.

X3A73-60016, Z7Y75A - HP Fuser Unit, 110V

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Your Print's Foundation: Toner & Imaging Drum

These are likely the supplies you're most familiar with, but their importance can't be overstated.

Toner, Black Managed Flow, 54k: This isn't just any toner; "Managed Flow" signifies HP's advanced technology designed for consistent output and efficient usage. With an impressive 54,000-page yield, this black toner cartridge is built for high-volume environments, minimizing interruptions. Using genuine HP toner guarantees sharp, consistent text, optimal page yields, and protects your printer's internal components, potentially safeguarding your warranty.

W9050MC - HP Toner, Black Managed Flow, 54k

Imaging Drum, Color: The imaging drum is where your image truly takes shape. It's a photosensitive component that receives the laser image before the toner is attracted to it. A fresh, clean imaging drum is absolutely vital for crisp, clear images and vibrant, accurate colors, especially since this is a dedicated color drum for your E87640. Over time, drums wear out, leading to faded or inconsistent prints, so timely replacement is key.

W9055MC, X3A92-67906 - HP Imaging Drum, Color

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The Clean Team: Maintaining Print Perfection

These often-overlooked components are essential for preventing common print quality issues like streaks, ghosting, and smudges, helping to maintain your E87640's pristine output over its lifetime.

ITB Cleaner Assembly: The Intermediate Transfer Belt (ITB) plays a critical role in transferring toner from the developer units to the paper. The ITB Cleaner Assembly ensures this belt remains free of excess toner and debris, preventing imperfections like streaks or ghosting on your printed documents. A clean ITB means consistently crisp prints.

Z7Y80A - HP ITB Cleaner Assembly

Transfer Belt Assembly: The Transfer Belt Assembly itself is where the individual color toner images are combined before being transferred to the paper. A healthy transfer belt is crucial for precise color registration and uniform image quality. If this assembly starts to degrade, you might notice misaligned colors or uneven prints. Replacing it ensures your printer maintains its high-quality output for intricate color documents.

JC98-05425A, Z7Y78A - HP Transfer Belt Assembly

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Why Genuine HP Supplies Matter for Your E87640

While cheaper, non-HP alternatives may seem appealing, they often lead to higher costs in the long run. Using genuine HP supplies for your E87640 ensures:

Guaranteed Compatibility: No guesswork, no damage from ill-fitting parts.

Optimal Performance: Every component works in perfect harmony, delivering the speed, quality, and reliability you expect from an HP printer.

Higher Page Yields: Genuine supplies are engineered to deliver the advertised page counts, unlike some compatibles that fall short.

Printer Longevity: Authentic parts reduce wear and tear on your printer, extending its lifespan and protecting your investment.


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Conclusion: Powering Your Productivity, One Supply at a Time

The HP E87640 is a valuable part of your business workflow, and understanding its core supplies is essential to maintaining peak performance. Choosing genuine HP Developer Assemblies, Fuser, Toner, Imaging Drums, and ITB Cleaner and Transfer Belt Assemblies means more than just replacing parts—it's an investment in quality, reliability, and uninterrupted productivity.

Avoid the pitfalls of using substandard components. Equip your HP E87640 with the trusted supplies it was built for, and it will continue delivering the high-quality results your business depends on every day

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Need More Help?

If you need more assistance with sales, repairs, or identifying a part, contact us.