Ink Cartridge g g NH-R9351BK compatible with HP 21 / C9351A, black, 16 ml

g g NH-R9351BK compatible with HP 21 / C9351A is a black ink cartridge designed for everyday monochrome printing. With a nominal 16 ml ink capacity, this cartridge fits printers that accept the HP 21/C9351A format and is intended for standard document and text output in home and small office environments. The cartridge is presented as a compatible alternative to the original manufacturer's supply and is supplied pre-filled and ready for installation.

Advantages

This compatible black cartridge offers a cost-effective option for routine printing tasks while preserving straightforward installation and handling. It provides consistent black text reproduction for letters, invoices and general documents and reduces the need for frequent replacements thanks to its 16 ml ink volume. The cartridge is compatible with devices that use the HP 21/C9351A form factor, enabling quick swap-in replacement without special tools.

Suitable for

• Everyday monochrome document printing at home
• Small office printing of text, invoices and reports
• Replacement of depleted HP 21 / C9351A cartridges

Key specifications

• Ink color: Black
• Ink volume: 16 ml
• Compatibility: cartridges in HP 21 / C9351A format
• Intended use: monochrome text and document printing

How to use

Turn off the printer or set it to ready according to the manufacturer's guidance, open the cartridge access door and remove the empty cartridge. Unpack the compatible cartridge, remove protective seals if present, and insert it into the corresponding slot until it clicks into place. Close the access door and allow the printer to initialize the cartridge; perform a test print or alignment if prompted by the device software.

Usage recommendations

Store unused cartridges in a cool, dry place away from direct sunlight. For consistent print quality, use the cartridge within the expected period after first use and avoid leaving the printer unused for prolonged periods. If print quality deteriorates, run the printer's cleaning cycle and print a test page before replacing the cartridge.