The AM1SS-0303S-NZ is a 30W, single output, wide range AC/DC DIN-rail mounted power supply from Aimtec. It has an output voltage range of 3.3V DC and an output current range of 3A. The power supply has a high efficiency of up to 92.3% with an operating temperature range of -20°C to 70°C. The UPS-compliant, 1-phase input voltage range is from 85 to 264V AC, making it suitable to be used in most of the world's electrical grids. The power supply also has a wide range of safety protections, including over-load, over-voltage, over-temperature, and short-circuit protection.