Siemens 3RH1921-2FE22 Solid-State Compatible Auxiliary Switch
Siemens solid-state compatible auxiliary switch with dual NO/NC contact pairs.
The Siemens 3RH1921-2FE22 is a solid-state compatible auxiliary switch designed for front mounting, adhering to the EN 50005 standard. This versatile block includes two sets of contacts: one encapsulated pair of 1 Normally Open (NO) and 1 Normally Closed (NC) contacts, and a second non-encapsulated pair of 1 NO and 1 NC contacts. It features spring-type terminals for secure and efficient wiring.
This auxiliary switch is suitable for applications requiring compatibility with solid-state control systems, offering enhanced flexibility with both encapsulated and non-encapsulated contact options. It is ideal for expanding the functionality of Siemens SIRIUS contactors and contactor relays in various industrial control applications, including automation, signaling, and interlocking circuits.
Stanlo Automation, your trusted veteran-owned surplus parts distributor, offers the Siemens 3RH1921-2FE22. We are committed to providing reliable industrial automation components. Secure your essential spare parts from Stanlo Automation and ensure the continued operation of your critical machinery.
| Contact Configuration | 1 NO (encapsulated) + 1 NC (encapsulated) + 1 NO (non-encapsulated) + 1 NC (non-encapsulated) |
| Mounting Type | Front Mount, Snap-on |
| Terminal Type | Spring-type |
| Standard | EN 50005 |