4 Amp/ 48Watt Switch Mode Power Supplies are used in several industrial and commercial applications. These Supplies can work on 100-270V AC input range and deliver output at 12VDC/ 5V DC. These Supplies are provided with metal housing and have a 108 X 77 X 40 mm. 4 Amp/ 48Watt Switch Mode Power Supplies are made of made of quality grade material which ensures optimum durability along with long lasting trouble free service.