A AZTECH 3-Pack Black Toner Cartridge for HP Q5942A (42A) — Compatible with LaserJet 4200/4300/4240/4250/4350/4345

A AZTECH replacement 3-pack of black toner cartridges compatible with HP part Q5942A (42A). This set is intended as a direct substitute for the OEM cartridge and provides a high-yield option for busy offices. Page Yield (Per Pack): 10,000 Pages Compatible with HP LaserJet models: 4200, 4200n, 4200tn, 4200dtn, 4200dtns, 4200dtnsl, 4300, 4300n, 4300tn, 4300dtn, 4300dtns, 4300dtnsl, 4240, 4250, 4250n, 4250tn, 4250dtn, 4250dtnsl, 4350, 4350n, 4350tn, 4350dtn, 4350dtnsl, 4345mfp.