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HP DeskJet 4255e Review (2026): Honest Pros, Cons & Who It's Really For
HP DeskJet 4255e Review (2026): Honest Pros, Cons & Who It's Really For
August 23, 2026 —
Heads up: this post contains Amazon affiliate links. If you buy through them, Castle Ink may earn a small commission at no extra cost to you. Castle Ink also sells compatible ink cartridges, includ...
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What Ink Does the Epson WF-7840 Use?
What Ink Does the Epson WF-7840 Use?
September 23, 2026 —
Quick answer: The Epson WorkForce Pro WF-7840 uses four individual Epson 812 DURABrite Ultra pigment cartridges: Black, Cyan, Magenta and Yellow. The high-capacity Epson 812XL cartridges fit the sa...
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What Ink Does the HP DeskJet 4530 Use?
What Ink Does the HP DeskJet 4530 Use?
May 21, 2026 —
Quick answer: The HP DeskJet 4530 uses HP 62 Black and HP 62 Tri-color ink cartridges. For a much lower cost per page, choose the HP 62XL high-yield versions — they deliver roughly 2x the pages of ...
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What Ink Does the HP OfficeJet Pro 8138e Use?
What Ink Does the HP OfficeJet Pro 8138e Use?
September 3, 2026 —
Quick answer: the HP OfficeJet Pro 8138e uses HP 923 ink — four individual pigment cartridges. The high-yield tier is spelled HP 923e. There is no such thing as an HP 923XL, and any listing selling...
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What Ink Does the Canon PIXMA TS7720 Use?
What Ink Does the Canon PIXMA TS7720 Use?
September 23, 2026 —
Quick answer: The Canon PIXMA TS7720 uses two FINE cartridges: PG-285 Black and CL-286 Color (tri-color). The high-yield PG-285XL and CL-286XL fit the same slots and print a little over twice as ma...
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What Ink Does the Epson EcoTank ET-2400 Use?
What Ink Does the Epson EcoTank ET-2400 Use?
August 23, 2026 —
Quick answer: The Epson EcoTank ET-2400 uses Epson 522 ink bottles — T522120-S black, T522220-S cyan, T522320-S magenta and T522420-S yellow. Not Epson 502. Castle Ink stocks a compatible 522 four-...
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What Ink Does the Epson EcoTank ET-4800 Use?
What Ink Does the Epson EcoTank ET-4800 Use?
August 23, 2026 —
Quick answer: The Epson EcoTank ET-4800 uses Epson 522 ink bottles — T522120-S black, T522220-S cyan, T522320-S magenta and T522420-S yellow. Not Epson 502. Castle Ink stocks a compatible 522 four-...
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What Ink Does the Epson EcoTank ET-2903 Use?
What Ink Does the Epson EcoTank ET-2903 Use?
September 3, 2026 —
Quick answer: the Epson EcoTank ET-2903 uses Epson 522 ink bottles. Four bottles, one per tank, and there is no XL version — EcoTank bottles come in one size only.
The wrong answer that circulates...
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Pigment vs Dye Ink: What's the Difference and Which Is Better?
Pigment vs Dye Ink: What's the Difference and Which Is Better?
September 16, 2026 —
Quick answer: dye ink is colorant fully dissolved in liquid, so it soaks into paper and produces bright, saturated color — ideal for glossy photos, but less resistant to water and fading. Pigment i...
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What Toner Does the HP LaserJet Pro MFP M426fdn Use?
What Toner Does the HP LaserJet Pro MFP M426fdn Use?
August 23, 2026 —
Quick answer: The HP LaserJet Pro MFP M426fdn uses HP 26A (CF226A) at about 3,100 pages or HP 26X (CF226X) at about 9,000 pages. The drum is built into the cartridge. Castle Ink stocks both with fr...
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