The PHOENIX CONTACT part 2904950 is a reliable safety relay designed for emergency stop and safety door applications. It provides a high level of safety, up to SILCL 1 - Cat. 1 - PL c, with the possibility of reaching SILCL 3 - Cat. 4 - PL e depending on the application. This safety relay operates in a 1-channel mode and features automatic start functionality. It ensures a secure enabling current path, allowing for safe operation. The PHOENIX CONTACT part 2904950 is designed to operate with a voltage of U<S> = 24 V DC and utilizes a fixed screw terminal block for easy and secure connection. With its advanced safety features and reliable operation, this safety relay is an excellent choice for various industrial applications that require a high level of safety and protection.