They are now several EPSON EcoTank Printer in the market.
Actually there is a enormously large offering of product models.
And most consumers they get lost of which one is
the best for them.
Also EPSON this is using at least three series of ink products (bottles) in EU, all with specific numbers = ink series.
Today EPSON has three actual printer model in hardware.
Slow ones = Home & Student
Medium speed = Home & Office
Fast speed = Business
And so their ink packages
they do differ at drying time.
The second major difference, this is that SLOW models, are using a print head with low density of inkjets = lesser number of actual inkjets for black and color ink.
Therefore actual ink thickness this is different from the ink this designed for medium speed printers.
High speed EPSON EcoTank Printer / Scanner, these cost double the price of best medium speed EcoTank Printer.
Their ink bottles has a numbering of their own too.
In conclusion ...EPSON EcoTank printer = three different printing engines available.
Its one printing engine this requires it own class of ink.
The EPSON Ink series
which Epson recommended for your printer, its the appropriate to use.
All new EcoTank printer arrive with a quantity of ink bottles.
Epson happily delivers warranty basic and or extended, for as long you are using the recommended ink.
Critical note:Epson will kill your warranty, if you do use inappropriate ink series at their hardware.
Never forget that even when you do own the printer, the hardware its always technology of Epson, and specific rules must be followed to the letter.
Its your choice to become a rebel, but do not ring Epson about your problems.