Unlocked DX7 eco solvent print head dx7 printhead for

Original EPSON ECO Solvent DX7 Printhead - F189010

This solvent resistant Epson printhead is suitable for certain solvent based Chinese DX7 printers manufactured after 2014. This printhead has 8 channels and 180 nozzles per channel. It has a 3,5 picoliter drop size with Variable-Sized Droplet technology.

This printhead is the new DX7 head model released by Epson after 2014. It is encrypted and it is compatible with new printhead control boards installed on printers after the end of 2013. In order to determine whether you need a new or old DX7 head model, you should check the 3 letters printed under the head ID of your old printhead: if it start with Fxx or bellow, you must use old heads only (PPHEP13801O), if it starts with Gxx or above, you should run new heads only (PPHEP13801).

Product Specifications

Technology: Micro-Piezo
Native resolution: 1440 dpi
Min. Droplet Size: 1.5 pico litre
Max. Droplet Size: 21 pico litre
Tot. Amount of Nozzles: 1440 (8 lines x 180 nozzles)
Firing Frequency: 8 kHz
Ink Compatibility: eco-solvent and mild solvent


This solvent resistant Epson printhead is suitable for solvent based Chinese DX7 printers. This printhead has 8 channels and 180 nozzles per channel. It has a 3,5 picoliter drop size with Variable-Sized Droplet technology. This is the original Epson Printhead. This printhead is the new DX7 head model released by Epson early 2014. It is locked and is not compatible with old printhead control boards installed on printers before the end of 2013. A chip decoder can be purchased separately for such printers.

Printer compatibility:

Sanyi Tech Starjet 7702L, MeiTu MT-StarJet 7702 / MT-StarJet 7702L / MT-StarJet 7703 / MT-StarJet 7703L / MT-StarJet W7701 / MT-StarJet 77802L, Forni 7090E, TEC Sign Maker TJ-1601 (Eco-Solvent)