Eaton K Series 3-Pole 4-Wire Heavy-duty safety switch is rated at 100-Amps and 600-Volt AC. It has power rating of 30 hp at 480-Volt AC, 40 hp at 600-Volt AC for 1-Phase, 60 hp at 480-Volt AC and 75 hp at 600-Volt AC for 3-Phase. Surface mountable switch features painted galvanized steel construction. Fusible switch with solid neutral, has mechanically interlocked cover that prevents internal device access during On position. It measures 22.5-Inch x 12.75-Inch x 9-Inch. This 3PST switch uses Class H cartridge fuse for providing protection to low-voltage electrical installation against short-circuit/overload current. It is perfect for heavy commercial and industrial applications where reliable performance and service continuity are critical. It has NEMA 3R rated outdoor enclosure for safety. Switch is UL listed.