Other Models of EP 4000 Series:
4000, 4045, 4050, 4065, 4090, 4145, 4155, 4210, 4230, 4233, 4255, 4290, 4300, 4320, 4321, 4345, 4355

Konica Minolta EP 4291 OEM Toner Cartridges

You may consider buying Konica Minolta EP 4291 Remanufactured Toner Cartridges. Remanufactured cartridges are used cartridges that have worn out parts replaced with new ones. They provide same level of quility as new toner cartridges, but for lower price. Using remanufactured cartridges saves energy and raw materials that would otherwise be consumed by production of new printer cartridge.