HP 645A & 645X Toner

We carry 4 North American Remanufactured toner options replacing HP 645A (C9730A), 645A (C9731A), 645A (C9732A) and 645A (C9733A) in black, cyan, magenta and yellow. Each costs up to 40% less than OEM and ships nationwide. Match the cartridge number on your old cartridge to the product title to find the right fit.

HP 645A & 645X Toner fits the HP Color LaserJet 5500 and HP Color LaserJet 5550DTN , plus 5 more printers. See every printer this series fits.

Fits these printers

HP 645A & 645X Toner works in the printers below. Match your printer model, or the cartridge number on your old cartridge, to the product title.

  • HP Color LaserJet 5500
  • HP Color LaserJet 5500DN
  • HP Color LaserJet 5500DTN
  • HP Color LaserJet 5500HDN
  • HP Color LaserJet 5500N
  • HP Color LaserJet 5550DTN
  • HP Color LaserJet 5550N

Shop all HP cartridge series