HP 731 DesignJet Printhead P2V27AThe HP 731 DesignJet Printhead and Original HP Bright Office Inks are designed and tested together to produce bright colour and bold image quality for technical prints on plain papers. The universal printhead can be installed with any colour, so there's no need to stock printheads for all individual colours. High density printhead technology provides 2112 nozzles per colour, enabling 0. 1% line accuracy. Replacement printhead 4224 print head nozzles