Epson DX7 Printhead with 189 and 196 version in locked and unlocked series,too much models,we need you to send the photos of your printhead inside and outside to confirm the right version of it,please contact us for this in case any mistake.
DX7 have version for the following:
EPOSN PRO3890 3880 R3000 DX7 3885 with Code:F196010
Epson B510/B310/B308,with code :F189010
Witcolor,zhongye,Kingfisher Britomatics,Titanjet,Micolor,Sky-color,Allwin,Human,xenons,Myjet,lecor,Aifair,Foturne-lit ,smartcolor etc etc
Photos of this printheads verson for witcolor from our delivery records :