HP Q6511X LaserJet Smart High Capacity Print Cartridge. For LaserJet 2410/2420/2430/2430T. 12,000 page life.Compatible Printers: HP LaserJet 2430 Series, Troy 2420 Secure Micr, Troy 2420 T Micr, Troy 2420 D Micr, Troy 2420 Series, Canon Lasershot LBP-3460, HP LaserJet 2430 N, HP LaserJet 2420 DN, HP LaserJet 2410, HP LaserJet 2420 D, HP LaserJet 2410 N, HP LaserJet 2430 TN, Canon LBP-3460, HP LaserJet 2430 DTN, HP LaserJet 2430 T, Canon i-SENSYS LBP-3460, HP LaserJet 2420 N, HP LaserJet 2420, Troy 2400 Series, Troy 2420 Micr, HP LaserJet 2420 Series, HP LaserJet 2400 Series, Troy 2420 DT Secure Micr, Troy 2420 DT Secure EX Micr