Suitable printer: Roland water-based printers / Hi-Fi Jet, Mimaki water-based printers / JV4, Mutoh water-based printers / Falcon 8000, Agfa Grand Sherpa printers Epson DX4 original, water-based print head suitable for Roland, Mutoh and Mimaki water-based printers. The DX4 waterbased print head is the most popular print head used for water-based wide format printing applications. This is the original Epson DX4 water-based printhead, delivered in a sealed Roland original package.