HP 42A (Q5942A) Black Original LaserJet Toner Cartridge

Print in striking detail. See fine lines and sharp details in text and images when you use a microfine toner.

Smooth HP toner particles produce true HP LaserJet print quality—clear, sharp text characters, smooth grayscales, and deep blacks. Consistent toner particle size enables accurate placement and control while maximizing the efficiency of how toner is used. Continuous improvements to HP toner formulas enable reliable, high-quality results at a broad range of print speeds. With genuine HP toner, you get the most out of your HP toner cartridge and your HP printer.

HP Smart Printing technology in the toner cartridge and your printer continuously tunes toner particle charge for accurate, consistent results. (Using genuine HP supplies ensures availability of all HP printing features).

Count on consistently high quality results. Precise matching of components in the HP LaserJet printing system optimizes the performance of HP toner, toner cartridge and printer architecture for professional results, every time you print.

Better together. For ultimate speed and quality and maximum printer performance, use Original HP cartridges.

HP printing supplies are easy to use and maintain. HP Smart Printing technology[1] confirms that genuine HP supplies have been installed correctly. And when it's time to replace a cartridge, HP SureSupply—enabled by HP Smart technology—notifies you when it's time to replace a cartridge, tells you which part you need, and helps you shop locally or via the Internet from HP or your selected reseller. (Using genuine HP supplies ensures availability of all HP printing features).

The all-in-one HP toner cartridge design and a specially designed installation handle make it easy and convenient to install or replace a cartridge. Supplies are easy to access. And HP Smart Printing technology confirms that genuine HP toner cartridges have been installed correctly. Shake-free HP LaserJet toner cartridges make your printing system even easier to use. (Using genuine HP supplies ensures availability of all HP printing features).

The HP name means it’s always easy to find replacement cartridges. HP has shipped over 70 million LaserJet printers so HP LaserJet printing supplies are broadly available.

HP delivers environmentally-sound printing supplies with uncompromised quality and reliability. HP Planet Partners is a free, convenient and industry-leading return and recycling program for HP toner cartridges available in more than 30 countries. Check your cartridge box or visit http://www.hp.com/recycle for details.[2] HP ensures proper recycling of returned HP cartridges, processing them to recover plastics and metals for new products and diverting millions of tons of waste from landfills.

Work smart. HP Smart Printing technology makes automatic adjustments to optimize print quality and enhance reliability.[1] Minimal user intervention saves time, improves productivity and lowers overall printing costs.

HP toner cartridges are designed for efficient use and time-saving operation. HP Smart technology in the cartridge and your printer estimates how many pages can be printed with the supplies remaining to ensure your print job is successfully completed. (Using genuine HP supplies ensures availability of all HP printing features). The optional HP 42X LaserJet Toner Cartridge is designed for high-volume printing and offers an excellent value (available for the HP LaserJet 4250 and 4350 only).

HP Smart Printing technology in the toner cartridge and your printer continuously tunes toner particle charge for accurate, consistent results. (Using genuine HP supplies ensures availability of all HP printing features).

To keep your productivity high, HP designs in reliability to maximize uptime. HP is an industry-leader in research and development, design, manufacturing and testing processes. Every original HP LaserJet toner cartridge must meet strict quality standards.