HP 873 3-liter Overcoat Latex Ink Cartridge Single pack 4UV91A

The HP 873 3-liter Overcoat Latex Ink Cartridge (MPN 4UV91A) is an original HP overcoat ink designed for high-volume professional printing. Supplied as a single 3 L pack, this cartridge is formulated for compatibility with HP Latex printers and provides a durable overcoat layer that enhances color vibrancy and print longevity without introducing odor. Water-based latex technology supports environmentally conscious workflows while delivering consistent results across coated and uncoated media.

Advantages

The HP 873 overcoat delivers improved color depth and protection for prints, contributing to vivid output and increased resistance to wear. Its large 3-liter capacity reduces service interruptions for high-value signage and large-format jobs. As a water-based overcoat, it helps meet sustainability expectations with low-odor operation and compatibility with eco-focused production standards.

Suitable for

Key specifications

How to use

Install the HP 873 overcoat cartridge according to the HP Latex printer user guide for your specific model. Use the printer’s maintenance and ink-management procedures to ensure proper priming and circulation of the overcoat. Run test prints and color calibrations after installation to confirm consistent coverage and desired finish on your chosen media.

Recommendations

Store the cartridge in a cool, dry place and use within the period recommended by HP. For best results, follow HP’s media profiles and overcoat application settings; perform regular maintenance on the printer to maintain consistent overcoat performance across long print runs.