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Three sealed magenta ink cartridges in HP branded packaging

HP

HP 3ED78A 712 Magenta 29-ml 3-pack ink cartridges (genuine brands)

SKU CH-KY6A-8F4JT MPN 3ED78A

Three-pack of 29-ml magenta dye-based cartridges for HP DesignJet T210, T230, T250, T630 and T650 printers

  • Ink or toner colorMagenta
  • Ink or cartridge typeDye-based
  • Operating humidity range10 to 90% RH
  • Storage humidity range10 to 90% RH
  • Operating temperature range41 to 95 °F (5 to 35 °C)
  • Storage temperature range-40 to 140 °F (-40 to 60 °C)
  • Reliable printing with genuine HP 712 cartridges
  • Up to 31% more accurate lines for precise output
  • Up to 65% wider colour gamut for vivid maps
  • 100-year archivability on plain paper
  • Works with DesignJet T210, T230, T250, T630, T650 series

HP 712 Magenta 3-pack for DesignJet

This three-pack of genuine HP 712 Magenta ink cartridges supplies 29 ml per cartridge for HP DesignJet T210, T230, T250, T630 and T650 printer series. Dye-based formulation produces bright, distinguishable colours suited to technical drawings, maps and plans. Cartridges are new and designed to maximise printhead life while maintaining HP warranty protection. Operating range spans 41 to 95 °F and 10 to 90 % RH.

Suits high-volume CAD and GIS output.

Offices producing line drawings, GIS maps or CAD plans benefit from up to 31 % more accurate lines and up to 65 % wider colour gamut on plain paper. The dye-based ink set is not intended for photographic prints or fine-art reproduction where pigment inks are preferred. Buyers needing black, cyan or yellow cartridges must purchase those colours separately.

29 ml dye-based magenta cartridge volume

Each cartridge holds 29 ml of dye-based magenta ink, the single specification that determines whether this pack matches the printer model and print-volume requirements. Compatible printers are limited to the HP DesignJet T210, T230, T250, T630 and T650 series. Storage tolerance extends from -40 to 140 °F and 10 to 90 % RH.

How it compares

Measured against everything we stock in OEM Ink Cartridges, at today’s prices. Recalculated every night.

Price $67.99
Typical for this category: the median of 1,504 items is $60.99.

Specifications

Product
Brand nameHP
Part number3ED78A
Ink or toner colorMagenta
Size & build
Shipping weight0.45 kg
Package size127 × 114 × 13 mm
Compatibility
Replacement forHP
Environment & compliance
Operating humidity range10 to 90% RH
Storage humidity range10 to 90% RH
Operating temperature range41 to 95 °F (5 to 35 °C)
Storage temperature range-40 to 140 °F (-40 to 60 °C)
More details
Ink or cartridge typeDye-based

Questions about this item

How can I verify the HP 712 Magenta cartridges are printing correctly after installation?

Print a test page on the DesignJet T210, T230, T250, T630 or T650 series and check for consistent magenta output, accurate lines and the expected dye-based colour gamut.

What does the 3ED78A 3-pack contain and is anything else required?

The box holds three genuine HP 712 Magenta ink cartridges, each filled with 29 ml of dye-based ink; no additional parts or supplies are needed to start printing.

Which cartridge version should I choose for my DesignJet T630?

Select the HP 712 Magenta 3-pack (part number 3ED78A); it is the correct dye-based cartridge for the T630 and the other listed DesignJet models.

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