This MK Grid Plus 20A Switch Module is a 1 Way Single Pole (SP) switch, designed for easy installation into existing MK systems. It features a white finish and a robust, pre-galvanized steel frame that offers high corrosion resistance, ensuring longevity and a visually pleasing appearance. The switch is rated for 20A and has one gang, making it suitable for various lighting applications in both residential and commercial settings. The Grid module is part of a comprehensive range of modules including switches, indicators, dimmers, secret key switches, printed switches, and buzzer units, making it ideal for commercial and public building applications. The steel frame is resistant to corrosion and tarnishing. Current Rating: 20A. Mounting: Grid. Number of Gangs: 1. Color: White. Brand: MK. MPN: K4891WHI.