Feature: Universal AC input/Full range Built in active PFC function Protections:short circuit/ overload / over voltage / over temperature Cooling by free air convection Built-in constant current limiting circit 1U low profile 30mm Remote ON-OFF control LED indicator for power on Over voltage category III 100% full load burn-in test 3 years warranty Visit the link below for more information on switching power adapters:https://www.meanwellkulon.com/products2092577/RSP-75-500-Series.htm Our official website:https://www.meanwellkulon.com/ Copy the link and contact us directly:https://www.meanwellkulon.com/contact-us.htm