... Roland Soljet / VersacammEpson DX4 original, solvent resistant print head suitable for Roland, Mutoh and Mimaki ecosolvent and mildsolvent based printers. ... The DX4 solvent print head is the most popular print head used for ecosolvent and mildsolvent wide format ... converting board, connector board, servo driver, fan, etc.Brand for printer: Wit-color, Gongzheng, Liyu, Infiniti, JHF, Myjet, ...