Siemens Auxiliary Contact, 4 Contact, 2NC + 2NO, Snap-On, SIRIUS 3RH1921

This auxiliary contact is designed to integrate seamlessly with automation and control systems. Its robust construction and versatile design make it essential in industrial applications.

• 2NC + 2NO configuration allows for flexible circuit design
• Snap-on mounting facilitates installation and maintenance
• 10A contact rating caters to a wide range of applications
• Contact voltage rating of 17V DC ensures safe operation
• Operates effectively in temperatures ranging from -25 to 60°C
• Mechanical service life of up to 10 million cycles

• Compatible with 3RT1 contactors for extended functionalities
• Suitable for automation solutions that require auxiliary switch functionality
• Ideal for systems needing precise control of electrical flows
• Works well with various industrial relay setups

It supports screw-type connections for reliable electrical contact.

Yes, it is compatible with several Siemens contactor models for enhanced control.

It has a mechanical service life of approximately 10 million operating cycles.

Its configuration allows for precise monitoring of electrical circuits through additional contacts.