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Modular switch Siemens

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Siemens Auxiliary Switch 1 Row 20 mA 24 V/DC 5ST30620MC

Siemens Auxiliary Switch 1 Row 20 mA 24 V/DC 5ST30620MC

Compact and robust, this Siemens auxiliary switch delivers a reliable 20 mA fault signal for 24 V DC or 230/400 V AC systems. Its single‑row DIN rail design ensures easy integration into modular control panels while providing clear status indication with minimal space usage.

Siemens 5ST3016 Modular Auxiliary Switch with DIN Rail Mounting, 1 CO

Siemens 5ST3016 Modular Auxiliary Switch with DIN Rail Mounting, 1 CO

The Siemens 5ST3016 Modular Auxiliary Switch is designed for seamless integration with DIN rail systems, featuring a single changeover contact (1 CO) for versatile applications. Its robust construction ensures reliable performance in various electrical setups, making it an essential component for enhancing control and automation in industrial environments.

Siemens 5TT4900 Auxiliary Switch Relay 250V 1NO/1NC

Siemens 5TT4900 Auxiliary Switch Relay 250V 1NO/1NC

Compact and reliable, the Siemens 5TT4900 auxiliary switch relay delivers 250 V operation with a dual contact arrangement (1NO/1NC). Its robust construction supports up to 5 A, making it ideal for modular control panels that require quick fault isolation and seamless integration into existing automation systems.

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