HP 45 Black Original Ink Cartridge 51645A#140

Outstanding print quality

Patented, pigment-based HP ink for extra sharp black text and professional results, every time

The patented, pigment-based ink in the HP 45 Black Ink Cartridge is designed to produce extra sharp black text and professional results. To achieve extremely fine detail, this ink supports an ultra-small drop size. For reliable operation, it's engineered to maintain printhead nozzle health and ensure compatibility with all printing system components. Designed together with the printer and HP papers, this cartridge delivers consistent results on a wide range of HP specialty papers.

Reliable HP cartridges—a critical component of the total imaging system—ensure consistent results.

The HP 45 Black Ink Cartridge is more than just a container of ink; it is an ingenious union of a sophisticated printhead and a patented ink designed to work together. Specially designed together with the printer and HP papers, the integrated printing system combines the printhead and the supply of ink in a single component to deliver a fresh printhead with each new ink cartridge. The result—consistent, high quality printing throughout the life of the cartridge.

Easy to use and maintain

Simple to install and easy to replace for low maintenance, trouble-free printing

Enjoy low maintenance, trouble-free printing. Designed with your printer, the HP 45 Black Ink Cartridge is simple to install and easy to replace and includes an ink-level indicator to let you know when the black ink is running low.

Free, convenient return and recycling in over 30 countries.[2] See insert or visit http://www.hp.com/recycle

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 ink cartridges available in more than 30 countries. Check your cartridge box or visit http://www.hp.com/recycle for details.[2] HP ensures the 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.

HP reliability delivers value

The HP 45 was 9 times more reliable,on average, than the leading remanufactured brands tested[1]

In independent testing the HP 45 Black Inkjet Print Cartridges tested were, on average, significantly more reliable (you can count on them to work right) and more consistent (they print good-quality pages more consistently) than the leading worldwide brands tested.[1] On average, the original HP 45 Cartridges tested were over 9 times more reliable. The unsurpassed reliability of the HP 45 Cartridge saves you the time and costs of resolving cartridge problems,making it an excellent value.

Precisely designed and engineered to save time and increase productivity

The HP printing system—printers, ink, print cartridges and paper—is engineered to work with precision. As a vital component, every HP cartridge must meet strict quality standards. All HP inks are subjected to more than 20 different tests for purity to prevent problems that degrade image quality, for example, microscopic contaminants that can clog printhead nozzles. Reliable operation saves you time,improves productivity and lowers overall printing costs, making HP cartridges an excellent value.