HP Q5942X LaserJet Smart High Capacity Print Cartridge Black. to fit LaserJet 4250, 4350. 20,000 page life.Compatible Printers: HP LaserJet 4350 Series, HP LaserJet 4250 Series, HP LaserJet 4250 DTN, HP LaserJet 4350, HP LaserJet 4350 N, HP LaserJet 4250, HP LaserJet 4350 DTNSL, HP LaserJet 4250 TN, HP LaserJet 4250 N, HP LaserJet 4350 DTN, HP LaserJet 4350 TN, HP LaserJet 4250 DTNSL
