Square D Type K Motor starting switches provide compact manual On-Off control of single or three phase motor or resistance heating loads up to 600 VAC, where overload protection is not required or provided separately. Open type fits industry standard single-gang switch boxes for direct mounting in a wall or machine using any standard cover plate with a standard single cutout. Units are UL Recognized, CSA Certified and CE Marked for global applications. Manual Switches. Designed for single or three phase AC motors. Suitable for use in three phase applications up to 20 HP. Provides easy manual On-Off control of small motors. For applications where overload protection is not required or is provided separately. Intended for industrial, commercial and residential applications. Can be easily installed. UL, CSA and CE approvals. This device is UL Listed and CSA certified.