Romagon CE484A-RG Fuser Kit includes: (1) CE484A Romagon Fuser - Alternate Part #'s RM1-4955, RM1-8154, CC519-67901, CC519-67919, CF081-67905, CD644-67906 (1) Installation Instructions This product may have other part numbers and supports the following printer models: Color Laser Printer CM3530 Color Laser Printer CM3530fs Color Laser Printer CP3525dn Color Laser Printer CP3525n Color Laser Printer CP3525x Laser Printer Series 500 Color M551dn Laser Printer Series 500 Color M551n Laser Printer Series 500 Color M551xh Laser Printer Series 500 Color MFP M575dn Laser Printer Series 500 Color MFP M575f Laser Printer Pro 500 Color MFP M570dn