The Mean Well SD-100B-12 is a 12V, 8.33A 100W single output power supply by Mean Well. It has a wide range AC input voltage of 88-264VAC and a universal AC input of 47-63 Hz. It is constructed with a metal case for added protection for the power supply and it has an integrated cooling fan to help keep it from overheating. The SD-100B-12 has built in short circuit, overload, over voltage, and over temperature protections. It also features a 3 in 1 dimming function to adjust the output power using 0-10V, PWM, or resistance. It is certified with UL/cUL, TUV, CB, and CE certifications.