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HP 771 DesignJet Maintenance Cartridge, CH644A

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Product # CH644A
  • Deliver a versatile array of print jobs
  • Increase responsiveness with hassle-free printing
  • Commit, confident your customers will be satisfiedSee all Specs
9% back in HP Rewards
Deliver the quality that's expected and meet fast turnaround times—even for top photo-quality applications. HP DesignJet printheads help you respond quickly by providing quality, speed, and easy, hassle-free printing.

Deliver a versatile array of print jobs

Print a wide range of applications from line drawings to photo-quality POP displays. Achieve photo image quality at fast print speeds and impress customers with your responsiveness.

Increase responsiveness with hassle-free printing

Keep your printing running smoothly with HP DesignJet printheads. Avoid downtime and interruptions with HP printheads designed for reliable, hassle-free operation.

Commit, confident your customers will be satisfied

Receive alerts when printheads need to be replaced. Save time—replacing a printhead is quick and easy. Experience fewer interruptions—built in intelligent technology maximizes printhead usage life. Recycle your printheads—the HP Planet Partners program offers free return and recycling.[1]
HP 771 DesignJet Maintenance Cartridge, CH644A is rated 4.7 out of 5 by 7.
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Rated 5 out of 5 by cvbm from It works We recently bought a replacement large scale printer. Not sure off hand how long it lasts, but it does last at least a year if not more, and we print a lot because we're an exhibits and production department for small/midsize institution.
Date published: 2019-10-03
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Does this maintenance cartridge fit an HPZ6810 plotter?

Asked by: Chad1972
No, the HPZ6810 will not be compatible with the HP 771 DesignJet Maintenance Cartridge.
Answered by: HP Team Grant
Date published: 2023-09-22

Is this Maintanence cartridge used in a HP designjet Z6600

Asked by: Tomkat1
Hello. Thanks for your question. Yes, this HP 771 DesignJet Maintenance Cartridge, CH644A is compatible with the HP DesignJet Z6600 Printer.
Answered by: HP Live Expert Cheri
Date published: 2023-05-27

Is this compatible with the DesignJet 6800 - 60 inch plotter printer?

Asked by: T in Minnesota
Thank you for your question! The HP DesignJet 6800 uses the HP 771 cartridges. For compatible cartridges, please visit this link: https://www.hp.com/us-en/shop/cat/ink--toner---paper
Answered by: HP Team Grant
Date published: 2024-10-04

Is the maintenance cartridge recycleable?

Asked by: HarrisAdmin
No, the HP 771 DesignJet Maintenance Cartridge is not recyclable. For more information please visit this link: https://h20195.www2.hp.com/v2/getpdf.aspx/c06716761.pdf
Answered by: HP Team Grant
Date published: 2023-09-22

how often does this cartridge need to be replaced?

Asked by: HPntvNV
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Return and exchange information
HP.com will accept returns or exchanges for this product up to 30 days from the date of delivery. A 15% restocking fee may apply. For details, please visit: https://www.hp.com/us-en/shop/cv/returnsandexchanges.