Genuine HP 645A Black Color LaserJet Toner Used Cartridge. HP Part Number: C9730A. Get the best results from your HP printing system. HP Smart technology and chemically-grown toner formulas in HP 645A LaserJet Toner Cartridges work with your printer to deliver accurate, consistent color and reliable, cost-effective performance.

Please note, this Cartridge is used and will need to be refilled.

HP Part Number: 645A C9730A
Compatible printers:
HP Color LaserJet 5500 Printer (C9656A)
HP Color LaserJet 5500dn Printer (C9657A)
HP Color LaserJet 5500dtn Printer (C9658A)
HP Color LaserJet 5500hdn Printer (C9659A)
HP Color LaserJet 5500n Printer (C7131A)
HP Color LaserJet 5550 Remarketed Printer (Q3713AR)
HP Color LaserJet 5550dn Printer (Q3715A)
HP Color LaserJet 5550dn Remarketed Printer (Q3715AR)
HP Color LaserJet 5550dtn Printer (Q3716A)
HP Color LaserJet 5550dtn Remarketed Printer (Q3716AR)
HP Color LaserJet 5550hdn Remarketed Printer (Q3717AR)
HP Color LaserJet 5550n Printer (Q3714A)
HP Color LaserJet 5550n Remarketed Printer (Q3714AR)