These printers use the CE037A cartridge:
HP DesignJet Z-6200-42 IN.
HP DesignJet Z-6200-60 IN.
HP DesignJet Z-6200-42-IN
HP DesignJet Z-6200-60-IN
HP DesignJet Z-6600
HP DesignJet Z-6600-60 IN.
HP DesignJet Z-6610-60 IN.
HP DesignJet Z-6800
HP DesignJet Z-6800-60 IN
HP DesignJet Z-6810-42 IN.
HP DesignJet Z-6810-60 IN.