Save and print even more when you shop with LD Products! This listing contains 1 593-BBYR black toner cartridge; it replaces Dell OEM part numbers X6878 and RJF9F. Why pay twice as much for brand name Dell toner when our compatible printer supplies are guaranteed to meet or exceed the same quality standards as the original OEM brand? This cartridge is compatible with the Dell Laser S5830dn printer. Please note, retail packaging may vary and this cartridge will only work with printers purchased within the United States and Canada. The use of compatible printing supplies does not void your printers warranty. We are the exclusive reseller of LD Products brand of high quality printing supplies on Amazon.