For use in the following HP printers
- HP Colour LaserJet 5500
- HP Colour LaserJet 5500dn
- HP Colour LaserJet 5500dtn
- HP Colour LaserJet 5500hdn
- HP Colour LaserJet 5500n
- HP Colour LaserJet 5550
- HP Colour LaserJet 5550dn
- HP Colour LaserJet 5550dtn
- HP Colour LaserJet 5550hdn
- HP Colour LaserJet 5550n