- HP 503A (Q7583A) toner cartridges work with: HP Color LaserJet 3800, CP3505.
- Original HP toner cartridges produce an average of 71% more usable pages than non-HP cartridges.
- Cartridge yield (approx.): 6,000 pages
- 503A toner is designed to work with your HP printer for high quality, reliable results every print.