Compatible toner cartridge HP C4127X
Compatible with models:
HP LaserJet 4000
HP LaserJet 4000n
HP LaserJet 4000se
HP LaserJet 4000t
HP LaserJet 4000tn
HP LaserJet 4050
HP LaserJet 4050n
HP LaserJet 4050se
HP LaserJet 4050t
HP LaserJet 4050tn
Number of copies: 0 at 5% page coverage.