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What Ink Does the Epson EcoTank ET-2720 Use?
What Ink Does the Epson EcoTank ET-2720 Use?
May 23, 2026 —
Last updated: September 27, 2026. Reviewed by William Elward, founder of Castle Ink.
Correction: an earlier version of this article said the ET-2720 uses Epson 502 bottles. It uses Epson 522.
Quick...
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What Ink Does the HP OfficeJet Pro 6970 Use?
What Ink Does the HP OfficeJet Pro 6970 Use?
August 21, 2026 —
The HP OfficeJet Pro 6970 uses HP 902 and HP 902XL ink cartridges in four individual tanks. It shares its ink with the 6968, 6975 and 6978, so anything listed for one of those models drops straight...
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What Ink Does the HP OfficeJet Pro 8210 Use?
What Ink Does the HP OfficeJet Pro 8210 Use?
August 24, 2026 —
Quick answer: The HP OfficeJet Pro 8210 uses HP 952 or HP 952XL ink cartridges in black, cyan, magenta and yellow — four individual cartridges. There is also an extra-high-yield HP 956XL black at a...
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What Ink Does the Epson WorkForce Pro WF-4730 Use?
What Ink Does the Epson WorkForce Pro WF-4730 Use?
May 23, 2026 —
Last updated: September 27, 2026. Reviewed by William Elward, founder of Castle Ink.
Correction: an earlier version of this article said the WF-4730 uses Epson 902 cartridges. It uses Epson 802/802...
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What Ink Does the Epson EcoTank ET-2760 Use?
What Ink Does the Epson EcoTank ET-2760 Use?
May 23, 2026 —
The Epson EcoTank ET-2760 uses Epson 502 ink refill bottles (Black, Cyan, Magenta, Yellow) — no cartridges. A single set provides up to 2 years of typical home printing.
Ink Bottles at a Glance
B...
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What Ink Does the Canon PIXMA G4200 Use?
What Ink Does the Canon PIXMA G4200 Use?
September 6, 2026 —
Quick answer: the Canon PIXMA G4200 MegaTank uses GI-290 ink bottles. Four bottles, one per tank, and there is no XL tier — GI-290 comes in one size per colour.
Worth saying up front: Canon has di...
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What Ink Does the HP OfficeJet Pro 6230 Use?
What Ink Does the HP OfficeJet Pro 6230 Use?
September 6, 2026 —
Quick answer: the HP OfficeJet Pro 6230 uses HP 934 black and HP 935 cyan, magenta and yellow, or the high-yield 934XL and 935XL. Four individual pigment cartridges.
The mistake to avoid is HP 932...
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What Ink Does the Epson EcoTank ET-2750 Use?
What Ink Does the Epson EcoTank ET-2750 Use?
May 23, 2026 —
The Epson EcoTank ET-2750 uses Epson 502 ink refill bottles (Black, Cyan, Magenta, Yellow) — no cartridges. A single set lasts up to 2 years of typical home printing.
Ink Bottles at a Glance
Bott...
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What Ink Does the Epson EcoTank ET-2850 Use?
What Ink Does the Epson EcoTank ET-2850 Use?
May 23, 2026 —
Last updated: September 27, 2026. Reviewed by William Elward, founder of Castle Ink.
Correction: an earlier version of this article listed Epson 522 page yields and the ET-2720 as a 502 printer. Ep...
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What Ink Does the HP OfficeJet Pro 6968 Use?
What Ink Does the HP OfficeJet Pro 6968 Use?
August 21, 2026 —
The HP OfficeJet Pro 6968 uses HP 902 and HP 902XL ink cartridges — four separate tanks in black, cyan, magenta and yellow. Because each colour is its own cartridge, you replace only the one that r...
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May 23, 2026 — Last updated: September 27, 2026. Reviewed by William Elward, founder of Castle Ink. Correction: an earlier version of this article said the WF-4730 uses Epson 902 cartridges. It uses Epson 802/802...