Specification Binding : Electronics Brand : MEAN WELL Label : MEAN WELL Manufacturer : MEAN WELL PackageDimensions_Weight : 0.65036367290 PackageDimensions : L:4.9999999949 X W:4.49999999541 X H:1.99999999796 PartNumber : MDR-40-24 ProductGroup : Speakers ProductTypeName : POWER_SUPPLIES_OR_PROTECTION Publisher : MEAN WELL SmallImage_Height : 75 SmallImage_URL : http://ecx.images-amazon.com/images/I/51IgKsZl6NL._SL75_.jpg SmallImage_Width : 75 Studio : MEAN WELL Title : MEAN WELL MDR-40-24 DIN Rail Power Supply 40W 24V 1.7A Constant Current Low No-load Loss Weight : 0.7 WeightUnit : pounds