The EPP-500-12 from Mean Well is a switching power supply that provides up to 499.2 watts of 12-volt, 41.6 amp electric power. It has a 3x5 open frame design with COM, FG, -V, +V and +I terminals. The power supply features short circuit, overload and over voltage protection, active PFC function and has a built-in cooling fan. It is UL and CE certified and meets requirements for a variety of commercial and industrial applications.