Murray GH426N is a heavy-duty fusible safety switch designed for industrial power distribution systems requiring reliable circuit protection. This 3-phase disconnect switch features a 600A current rating and 240V voltage capacity with a 100kA interrupting rating at 240V for robust short-circuit protection. The NEMA 1-rated enclosure houses a single-configuration, 3-pole fusible switch mechanism compatible with HLP frames and Class R fuses. Engineered to meet industrial safety standards, this 18 lb switch is ideal for commercial facilities, manufacturing plants, and other high-current applications requiring secure isolation capabilities.