This is an Omron S8VK-X12024A-EIP AC-DC Power Supply, an industrial-grade power supply designed for use in a wide range of applications. It is capable of producing up to 120VAC at 24 amps, and can be used with various voltage and current ranges, making it suitable for many industrial and commercial applications. It has short-circuit protection, over-voltage protection and EMF protection, with an overload alarm and power-good signal. It is certified for use in UL, CUL, and TUV markets, as well as CE and RoHS compliance for international applications.