Westinghouse KA3225FN Non-Automatic Interrupter Switch

The Westinghouse KA3225FN Non-Automatic Interrupter Switch is a three‑phase manual disconnect rated for 225 A at up to 600 V AC, designed for panel‑mounted installation in switchgear, motor control centers, industrial machinery, and power distribution panels where circuit isolation is required. This molded‑case interrupter switch provides manual circuit switching and power isolation for servicing or replacement of aging switching hardware in commercial and industrial electrical systems. Key specifications include: Brand—Westinghouse; Part Number KA3225FN; Breaker Series KA; Poles—3; Current Rating—225 A; Voltage Rating—600 VAC; Mounting Type—Fixed Mount; Construction—Molded Case Interrupter Switch. Common applications include manufacturing facilities, commercial buildings, HVAC systems, and industrial automation equipment where reliable three‑phase switching and safe isolation are necessary for maintenance and operation. Common replacements include Eaton KA3225FN, Cutler‑Hammer KA3225FN, and Square D HU362DS.