HP 746 Printhead

HP DesignJet Z6 24" PostScript? (T8W15A), HP DesignJet Z6 44" PostScript? (T8W16A), HP DesignJet Z6dr 44" PostScript? con V-Trimmer (T8W18A), HP DesignJet Z9+ 24" PostScript? (W3Z71A), HP DesignJet Z9+ 44" PostScript? (W3Z72A), HP DesignJet Z9+dr 44" PostScript? con V-Trimmer (X9D24A)