This is a remanufactured/compatible HP Q6511A cartridge. Compatible HP Q6511A toner cartridge. OEM P/N: Q6511A Buy your cartridge from us and: Save up to 80% over MSRP Meet or exceed 100% OEM cartridge specifications 100% Satisfaction Guarantee Compatible Printer / Cartridge List : HP Q6511A cartridge compatible used in HP 2410 HP 2420 HP 2430 laser toner printers Product Compatibility - Hewlett Packard: LaserJet 2410 LaserJet 2420 LaserJet 2430 HP 2420 cartridge replacement.