Siemens 3RH2911-2XA40-0MA0 Front-Mount Auxiliary Switch - 4 NO

The Siemens 3RH2911-2XA40-0MA0 is a front-mounted auxiliary switch from the SIRIUS industrial control line, designed to expand the capabilities of SIRIUS 3RT2 Power Contactors and 3RH2 Contactor Relays. This instantaneous switching module features 4 Normally Open (NO) contacts, offering reliable status feedback and interlock control circuits. Its spring-loaded terminal technology ensures fast, vibration-proof, and maintenance-free wiring, making integration into your control system straightforward.

This auxiliary switch is essential for industrial automation applications, motor control centers, and control panel building where additional normally open contacts are needed for signaling, monitoring, or parallel switching operations. It provides a robust and efficient way to increase the number of available auxiliary contacts.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 3RH2911-2XA40-0MA0. We specialize in providing reliable industrial automation components, ensuring quality and value for your MRO needs.