HP 21 Black Ink Cartridge C9351AA

  • SKU: C9351AA
HP 21
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$ 40.32

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  • Cartridge Colours: Black
  • Print Technology: HP Thermal Inkjet
  • Page yield black and white: ~190 pages
  • Product type: Standard Capacity Ink Cartridges

The HP 21 Black Ink Cartridge (C9351AA) is a standard capacity ink cartridge designed for use in compatible HP printers. Here are the key specifications and usage details:

Specifications

Print Technology: The HP 21 cartridge uses HP Thermal Inkjet technology. This technology creates precise droplets of ink by rapidly heating a thin film of ink, causing it to vaporize and be ejected through tiny nozzles onto the paper.Color: As the name suggests, this cartridge contains black ink only.Page Yield: The HP 21 Black Ink Cartridge has an estimated page yield of approximately 190 pages. This means you can expect to print around 190 pages before needing to replace the cartridge, assuming standard usage and document types.Product Type: This is classified as a Standard Capacity Ink Cartridge. Standard capacity cartridges are designed for regular home or small office use, balancing cost and yield for typical printing needs.

Usage and Compatibility

The HP 21 Black Ink Cartridge is compatible with a range of HP printers. While the search results don’t provide a specific list of compatible models, it’s generally used in various HP Deskjet, Officejet, and PSC (Print, Scan, Copy) series printers.To ensure optimal performance and print quality, it’s recommended to use genuine HP ink cartridges. Using original HP consumables can provide several benefits:

  1. Print Quality: Genuine HP cartridges are designed to work seamlessly with HP printers, delivering sharp text and vivid results.
  2. Instant Dry: HP inks are formulated to dry quickly, reducing smudging and improving overall print quality.
  3. Reliability: Original cartridges are less likely to cause printer malfunctions or damage, ensuring consistent performance.
  4. Warranty Compliance: Using genuine HP cartridges helps maintain your printer’s warranty status.

Installation and Maintenance

To install the HP 21 Black Ink Cartridge:

  1. Open your printer’s ink cartridge access door.
  2. Wait for the carriage to move to the center.
  3. Remove the old cartridge by pressing down gently and pulling it out.
  4. Remove the new cartridge from its packaging, being careful not to touch the copper contacts or ink nozzles.
  5. Insert the new cartridge into the appropriate slot, ensuring it clicks into place.
  6. Close the access door and run an alignment page if prompted.

To maintain optimal performance:

  1. Keep the cartridge in its original packaging until ready for use.
  2. Store unused cartridges in a cool, dry place at room temperature.
  3. Use the cartridge before its expiration date for best results.
  4. Run printer maintenance tasks as recommended by your printer’s software.

Environmental Considerations

HP offers recycling programs for used ink cartridges in many countries. Participating in these programs helps reduce environmental impact and supports sustainable practices.

Troubleshooting

If you experience issues with your HP 21 Black Ink Cartridge:

  1. Ensure the cartridge is properly installed and seated.
  2. Clean the print heads using your printer’s maintenance functions.
  3. Check for any error messages on your printer or computer.
  4. Verify that you’re using a genuine HP cartridge, as counterfeit products may cause issues.
  5. If problems persist, contact HP support for further assistance.

Cost Considerations

The cost of HP 21 Black Ink Cartridges can vary depending on the retailer and location. While genuine HP cartridges may be more expensive than third-party alternatives, they offer reliability and quality that can be crucial for important documents or long-term printer health.

Alternatives

For users with higher volume printing needs, HP offers XL (extra-large) capacity cartridges in some printer models. These cartridges typically have a higher upfront cost but offer a lower cost per page for frequent users.

Conclusion

The HP 21 Black Ink Cartridge (C9351AA) is a reliable, standard-capacity option for compatible HP printers. With its thermal inkjet technology and approximately 190-page yield, it’s suitable for regular home or small office use. While it’s important to consider factors like print quality, reliability, and warranty when choosing ink cartridges, the HP 21 offers a balance of performance and value for users of compatible HP printers.

For more details, you can find it on the HP website.

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