Siemens 3RV1421-1EA10 Safety Relay Module with a 24V DC coil. Identified by the part number 3RV1421-1EA10, this unit belongs to Siemens' safety relay family for incorporating safety functions into industrial control circuits. Designed for use in automation environments, it pairs a 24V DC control input with Siemens' safety relay technology to perform essential safety switching tasks.
