CH621A - Printhead Cleaning Kit for HP 789

CH621A – HP 789 printhead cleaning kit (Printhead Cleaning Kit) – HP Designjet L25500

The CH621A HP 789 printhead cleaning kit (Printhead Cleaning Kit) is used on the HP Designjet L25500 printers with HP 789 ink.

It cleans and maintains the printheads to keep the jet quality. It is a preventive head maintenance kit.

Technical specifications

• OEM reference: CH621A
• Manufacturer: HP
• Part type: HP 789 printhead cleaning kit
• Shipping: Shipped ready to install

Compatibility & use

• HP Designjet L25500

Function

• Cleans and maintains the printhead(s)
• Removes the dried ink and residue from the nozzles
• Preventive head maintenance kit

Signs of wear

• Clogged or missing nozzles
• Banding or gaps in print
• Ineffective head cleaning
• Degraded print quality

Replacing this part restores the machine to proper working order.

♻️ DG Spare Parts – European specialist in spare parts for large-format printers and plotters.