Siemens
Siemens SIRIUS 3RH2911-1HA21 auxiliary contact
Manufacturer part number: 3RH2911-1HA21ESYS SKU: 3RH2911-1HA21
Net unit price, VAT 0%
€6.85
VAT 25.5% and delivery are shown separately in the request summary.
Current availability
Current available stock: 32 pcs
- Minimum order
- 1 pcs
- Order increment
- 1 pcs
- Availability checked
- 1 Sept 2026, 09:25
- Incoming, unallocated stock
- 4 pcs
Informational only. Incoming stock is not included in orderable quantity and no arrival date is promised.
Siemens SIRIUS 3RH2911-1HA21 auxiliary contact. Key selection data: Auxiliary-switch NO contacts: 2; Auxiliary-switch NC contacts: 1; Compatible device series: 3RT2, 3RH2; Operational current AC-15 at 690 V: 1 A; Mounting method: snap-on mounting; Front protection rating: IP20.
pcs
Information for product selection
Typical applications
- Signaling contactor or contactor-relay switching state
- Adding contacts to a 3RT2 contactor or 3RH2 relay
- Replacement in an existing Siemens assembly when article number 3RH2911-1HA21 matches
Key specifications
- Auxiliary-switch NO contacts
- 2
- Auxiliary-switch NC contacts
- 1
- Compatible device series
- 3RT2, 3RH2
- Mounting method
- snap-on mounting
- Front protection rating
- IP20
- Operational current AC-15 at 690 V
- 1 A
Show additional verified specifications
- Connector type
- screw-type terminals
- Width
- 36 mm
- Height
- 37.5 mm
- Connectable conductor cross-section
- 0.5 ... 2.5 mm²
- Depth
- 43.7 mm
Lifecycle
- Status
- Active
Compatibility and related parts
3RT2, 3RH2
Product series: Compatible device series
