Save even more with our 5 pack of compatible replacements for Hewlett Packard HP laser cartridges. This bulk set includes 5 black 78A / CE278A laser toner cartridges. The LD compatible CE278A HP 78A black laser toner cartridge is professionally manufactured by LD Products. This is not a remanufactured cartridge and it was not manufactured by HP. This newly built cartridge from LD Products may contain new and used parts. It is an excellent choice over costly OEM HP CE278A 78A black laser toner cartridges. Our compatible CE278A black laser toner is guaranteed to deliver excellent, dependable results, page after page. The use of LD compatible HP CE278A black laser toner cartridges does not void your printers warranty. LD compatible CE278A black laser toner cartridges come with a Two Year 100% Quality Satisfaction Guarantee. This combo set works with the following HP LaserJet printers Laserjet P1566, Pro M1536dnf P1606dn.