Specification Brand : MEAN WELL Label : Mean Well Manufacturer : Mean Well Model : SPD-20-277P PartNumber : SPD-20-277P ProductGroup : BISS Basic ProductTypeName : ELECTRONIC_COMPONENT Publisher : Mean Well SmallImage_Height : 75 SmallImage_URL : https://m.media-amazon.com/images/I/31PsIiL8T3L._SL75_.jpg SmallImage_Width : 75 Studio : Mean Well Title : Mean Well SPD-20-277P Surge Suppressor 20kA Surge Protection Device 277VAC 50/60Hz IP67