The HWS50A-3/HD is a convection-cooled, single-output industrial AC-DC power supply from the HWS/HD series. It accepts a universal input from 85 to 265 Vac and delivers a nominal 3.3V output, adjustable from 2.97V to 3.96V, with a maximum current of 10A. This model features an efficiency of up to 84%, overvoltage and overcurrent protection, and a low ripple and noise of 120mV. Designed for harsh environments, it includes a PCB coating, a guaranteed start-up at -40°C, and an operating temperature range of -10°C to +70°C. Its compliance with major safety and EMI standards makes it suitable for a wide range of industrial, test, and communication applications where long service life is critical.