The Westinghouse DS46U DC Disconnect Switch is designed for manual DC power isolation in industrial and commercial environments. This panel- and equipment-mountable switch features industrial-duty construction and a manual safety disconnect operation, making it suitable for control panels, battery backup installations, machinery disconnect points, and facility electrical maintenance. Its part number is DS46U, and it is used for safe equipment servicing and lockout in DC power systems. Common replacements include Eaton DG221NGB, Siemens HNF361, and Square D HU361DS.
