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NEW Siemens 3RH1921-1LA11 Auxiliary Switch Block 1NO+1NC SIRIUS Contactor DIN

Name: NEW Siemens 3RH1921-1LA11 Auxiliary Switch Block 1NO+1NC SIRIUS Contactor DIN
Brand: Siemens
SKU: Teknikrum rumdeler Kasse 7
Price: 250.00 DKK
Availability: InStock

250,00 DKK

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Low stock: 2 left

Brand new, never used Siemens 3RH1921-1LA11 auxiliary switch block—ideal for extending contacts on SIRIUS contactor relays in control panels and automation.

Brand: Siemens
Model: 3RH1921-1LA11
Condition: New in original box, never used. Clean terminals, all parts present (see photos).
Technical Specifications:
- Configuration: 1 NO (Normally Open) + 1 NC (Normally Closed) contact
- Voltage rating: Up to 690V AC/DC (IEC 60947-5-1)
- Current rating: 10A maximum
- Mounting: Snap-on, front mount for SIRIUS S0, S2, S3, S6, S10, S12 contactors, fits standard DIN EN50005
- Terminals: Screw type (top entry)
- Auxiliary function: Additional signal contacts for control/status indication
Main Features:
- Simple and secure installation—no extra tools needed, compatible with Siemens SIRIUS contactors, motor starters, and relays
- Extends control and feedback capability for automation, safety circuits, and motor protection
- Robust and reliable, suitable for OEM panel building, upgrades, and industrial field repairs
Background / Collector Info:
- Siemens is globally recognized for quality automation and industrial control
- This model is popular among OEMs, electrical contractors, and industrial technicians for expansion and maintenance