Promax power supplies feature startup at temperatures as low as 40 °C, hazardous-area approvals (UL, Class I, Div. 2) and a 300% power boost. The dc power supply range is designed for control panels specified for use in harsh environments, as well as heavy industrial applications. An all-metal housing and DIN-rail mounting foot ensure mechanical shock- and vibration-resistant operation. The line includes 16 models with 5-, 12-, 24- or 48-Vdc outputs for loads as high as 40A. Voltage output can be adjusted via the front panel.