The Schneider Electric catalog number ZCKJ921 refers to a connector designed specifically for safety interlock switches. This component is intended for use with electromagnets and is rated for 240 VAC and up to 3 amps, ensuring reliable performance in demanding applications. With a high dielectric strength of 6 kV and an IP66 rating, it offers strong protection against dust and water ingress, making it suitable for harsh industrial environments. This connector is available through BSP Automation, providing a dependable solution for integrating safety interlock systems.