Compatible HP 5550 (C9730A) Toner Cartridge Black

Compatible Printers

Specifications

SKU:

CLS-HP-5550-BK

Printer Brand:

Hewlett Packard

OEM Number:

C9730A

Ink Color:

Black

Page Yield:

Black: 13000

Printer Type:

Laser Cartridge

Condition:

New Compatible

Description

Explore the robust and reliable printing capabilities of the HP 645A Color LaserJet Series, offering a comprehensive range of printers to meet diverse printing requirements. The Color LaserJet 5500DN, 5500DTN, 5500HDN, and 5500N models provide high-quality color printing, while the 5550DN, 5550DTN, 5550HDN, and 5550N offer enhanced performance and versatility. Experience vibrant color printing with the C9730A Black, C9731A Cyan, C9733A Magenta, and C9732A Yellow toner cartridges, compatible with the HP 645A toner cartridge and toner cartridge options. These cartridges ensure consistent and reliable print quality for a variety of printing tasks, from documents to marketing materials. Invest in a printing solution that meets your business needs with the HP 645A Color LaserJet Series, known for its exceptional performance and professional-grade results. Whether it's the Color LaserJet 5500 series or 5550 series models, these printers deliver superior print quality and reliability for all your printing needs.

Frequently Asked Questions

How do I confirm the 5550 on our floor takes this cartridge?

Match the code, not the model-year memory. The black for the 5550 is the C9730A of the HP 645A family, and the label on the cartridge you remove will show that same code. This listing is one C9730A at $166.60.

Do ledger-size pages shorten the black's life?

They can. Ratings assume standard coverage on standard paper, and a ledger sheet holds far more text and shading than a letter page. A 5550 producing big reports will move through black faster per sheet than the headline figure implies.

What page count is the cartridge rated at?

13,000 pages under standard test conditions. Treat that as the benchmark: ordinary documents land near it, while dense ledger work and heavy graphics pull the real total below it.

What does low black look like on a big report?

Text that starts solid at the top of a run and drifts gray, sometimes unevenly across the page, with fine lines losing their edge. When the supply page confirms the black is low, a fresh cartridge is the fix.

Will the printer need recalibrating after I fit it?

The machine handles that itself. Once the cover closes it runs its calibration routine, after which normal printing resumes — your first ordinary job doubles as the check that output is fully black again.

What if I fit it and the output still looks wrong?

Talk to our support team Monday–Friday, 9 AM–5 PM CST; they will help separate a cartridge problem from a printer one. The unit is protected by a 1-year warranty and 1-year free returns, detailed on the shipping & returns page.

About This C9730A for the Color LaserJet 5550

The Color LaserJet 5550 is the newer generation of the big departmental color machines, and its black cartridge is this C9730A: rated at 13,000 pages and sized for the text-heavy output these printers are bought for.

We deliver from whichever warehouse — IL, PA, GA or CA — is nearest to you. The full HP line is available here when the color cartridges need replacing in their turn.

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