The Allied Telesis AT-IE048-120-20 is a robust power supply designed to meet the demands of various network hardware configurations. With a voltage range of AC 90 - 264 / DC 88 - 350 V, this power supply delivers a consistent output of DC 54 V and up to 120 watts of power, suitable for multiple applications. It operates efficiently within a wide temperature range from -25°C to 70°C and can function in humidity levels of 10 - 90% (non-condensing), ensuring reliability in various environments. This fanless power supply is designed for easy installation and features a DIN rail mountable form factor. It includes an output voltage adjustment feature for added flexibility and comes with an LED indicator for monitoring. Compliance with multiple standards, including IEC and UL, ensures that it meets safety and performance requirements, making it a dependable choice for your power needs.