This document provides information on the PS2X3 and PS4X3 series of unregulated power supplies sold by Electromate. It includes specifications for multiple models that provide various DC output voltages and currents, and can accommodate 2 or 4 servo drives. The power supplies have dual primary windings for 120VAC or 240VAC input and include features like isolation transformers and fuse protection. Customizations are available through Electromate's engineering department.