The 7506K4 is a general-purpose AC-rated toggle switch manufactured by Cutler Hammer/Eaton, designed for applications requiring momentary-on switching capability. It features a 10A, 250 Vac rating with a 1PST (single-pole, single-throw) configuration, offering OFF in the up position and momentary-on in the down position. The switch includes screw terminals for secure electrical connections and has a bushing length of 0.469 inches (11.91 mm) with a lever length of 0.563 inches (14.30 mm). This compact design with standard mounting dimensions makes it suitable for control panels, industrial equipment, and commercial applications where reliable momentary switching is required.