The 50picoliter Spectra Galaxy JA256/50 print head is a high performance,robust and reliable jettingassembly designed for a broad range ofindustrial and commercialprinting applications at resolutions up to 600dpi. 50 refers to thevoltage of the head in Hadm. This print head issuitable for VutekPressVu 320 / 400 printers. This Jet Pack is alsoused in the Whitechannel of the PressVu 200 W+. Note that the printhead is supplied inthe original Spectra sealed packaged and doesn'tinclude the mountingmanufactured by Vutek. This part can be reused fromold heads. Thisprint head is compatible with a wide range of printersas specified incompatibility. These Spectra heads are manufactured inthe US andpassed Spectra US quality control tests to ensure the bestdurability.It carries a manufacturer product warranty.