HP 761 Gray/Dark Gray DesignJet Printhead (CH647A) is a replacement printhead supply for compatible HP DesignJet printers, used for printing with gray and dark gray dye based inks.
It uses HP Thermal Inkjet technology and has 2,112 nozzles with a 6 pl ink drop. These specifications support fine line work and text, with neutral gray output for technical drawings and presentations.
HP lists the DesignJet T7100 and T7200 Production Printer series as compatible. The package contains one printhead.