Siemens 3TH20400LB4

The Siemens 3TH20400LB4 is a vital component in industrial control systems, facilitating reliable and precise switching operations in electrical circuits worldwide.

Key Technical Features and Applications of 3TH20400LB4

• Engineered for robust electrical switching, enabling secure load management in automated manufacturing environments.
• Designed with compact dimensions to optimize space in control panels without compromising performance.
• Compatible with a range of contactors and auxiliary devices, ensuring seamless integration in complex control assemblies.
• Provides stable electrical contacts to support frequent switching cycles, enhancing system durability in continuous operation scenarios.

Commonly employed in motor control centers and automated process control units, the 3TH20400LB4 supports efficient machine operation and safety interlocking in diverse industrial setups.