The TOP 100-148C series of power supplies are made by TRACO Power and are designed to provide reliable performance in a variety of industrial applications. These supplies have a wide range of input and output power ratings, from 100 to 148 W, and a wide selection of output voltages from 3.3 to 48 VDC. They feature a universal input range of 85-264 VAC, and have an efficiency rating of up to 94%. The power factor correction circuitry helps reduce harmonic losses and a built-in EMI filter allows for improved immunity to electro-magnetic interference. These supplies are rugged, reliable, and are suitable for critical applications in harsh environments. They come with a variety of safety certifications, including UL/cUL, VDE and CB approvals.