Specifically designed for high-volume users and long print runs this black toner cartridge from HP is ideal for businesses and organisations looking to lower their internal printing costs. With a huge ten thousand page yield this cartridge delivers an exceptionally low cost per page of just over a penny. Fantastic value for money and an expense that will make all accountants happy. Consistent performance Benefitting from HP\'s Smart Printing technology this high-performance cartridge is ideal for heavy use as its professional grade results are reproduced consistently from the first page to the last. This reliable print quality means this toner can be used for external documents as well as routine printing in the office. It\'s official - HP toner is the best for your printer The benefits of using genuine consumables over the cheaper but lower-quality imitation toners produced by third party manufacturers are quite tangible. A lower cost in real terms genuine inks will not harm the printer and will produce better quality results. Free recycling Disposing of a cartridge at the end of its life is always a problem but HP\'s free recycling programme will ensure used cartridges are ethically disposed of. Full details on how to recycle your HP consumables are supplied in the box. Key features Huge 10000 page yield Colour black One cartridge in the pack Official HP product Free recycling Compatible with HP Laser Jet 4240n, 4250, 4250dtn, 4250dtnsl, 4250n, 4250tn, 4350, 4350dtn, 4350dtnsl, 4350n, 4350tn