The CelljecT Uno electroporator is a compact unit designed originally for bacterial applications. A new set of protocols for yeast applications greatly expands the role of this unit. These protocols are supplied with every new unit, along with a free 40-page optimization guide. The Uno is part of a comprehensive electroporation range offered which includes the CelljecT Duo, a reliable and cost effective device suitable for electroporation of most cell types, and the top of the range CelljecT Pro. The CelljecT Pro has the ability to address all current electroporation protocols and, with its Opti-pulse and Double-pulse features, it offers possibilities for future applications.