LD Products offers low priced compatible alternatives to Samsung OEM [[Part Num]] laser toner cartridges compatible with the Samsung ProXpress M4580. Our compatible replacements are manufactured to the highest performance and quality standards, delivering optimal prints when used in your Samsung ProXpress M4580. Our compatible alternative cartridges are not Samsung OEM cartridges, they are non-OEM products that are 100% new and have no affiliation with Samsung*. Purchasing our compatible laser toner cartridge alternatives for your Samsung ProXpress M4580 is an excellent way to save money without sacrificing quality. Our alternative compatible laser toner cartridges for the Samsung ProXpress M4580 have a Lifetime Guarantee. The use of our compatible replacement laser toner cartridges for the Samsung ProXpress M4580 does not void your printer's guarantee. These cartridges are also replacements for the [[Part Number/Manuf. Number]] toner cartridges. OEM laser toner cartridges are also available for your Samsung ProXpress M4580 printer.