Siemens 3TK20403BA4

The Siemens 3TK20403BA4 is a communication and signaling contactor widely employed in industrial automation systems around the world. It serves as a reliable interface component for controlling and signaling electrical circuits within complex machinery and process control environments.

Key Technical Features and Applications of 3TK20403BA4

• Compact electromechanical design enables efficient integration in control panels with limited space, facilitating streamlined communication circuit management.
• Designed for switching auxiliary and signaling currents, ensuring precise status indication and operational feedback in automated systems.
• Robust contact configuration supports high switching frequencies, enhancing reliability in continuous industrial operation.
• Compliance with industrial standards guarantees interoperability within diverse automation infrastructures.

Commonly used in industrial control cabinets for status signaling and interlocking functions, the 3TK20403BA4 is essential in process industries requiring precise communication between control units and field devices.