Epson DX6 for Roland VS Series Printhead - 6701409010 The Roland VS Series DX6 printhead is suitable for Roland VS, RA and RE eco-solvent printers. The Roland VS Series DX6 printhead has a native resolution of 360 dpi, 8 nozzle lines (corresponding to 8 independent ink channels) and 180 nozzles per line. The Roland VS Series DX6 is either used in 4-colour or 8-colour printers and has a minimum, variable droplet size of 1.5 picolitres (max. droplet size is 21 picolitre). The typical firing frequency for the Roland VS Series DX6 Print Head is 8 kHz. The Roland VS Series DX6 solvent printhead is based upon the most recent Epson technology. This is the original Roland printhead (part number 6701409010). ProductSpecifications: Technology: Micro-Piezo Native resolution: 360 dpi Min. Droplet Size: 1.5 picolitre Tot. Amount of Nozzles: 1440 (8 lines x 180 nozzles) Firing Frequency: 8 kHz Ink Compatibility: eco-solvent and mild solvent Damper type: requires DX6 Valve Dampers It is highly recommended to replace the head cables together with a new printhead. COMPATIBLE PRINTER : Mutoh Valuejet 1626UH Valuejet 426UF Roland BN-20 RA-640 RE-640 RF-640 RF-640a VS-300 VS-300i VS-420 VS-540 VS-540i VS-640 VS-640i XF-640 XR-640 EJ-640 XT-640 RT-640