We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

3G Electric
⌕
RFQ CartGet a QuoteSign inSign up
Siemens Auxiliary Switch: 2NO, Front Mount - Siemens Auxiliary Contacts
SiemensSiemens Auxiliary Contacts

Siemens Auxiliary Switch: 2NO, Front Mount

The SIEMENS Auxiliary Switch (MPN 3RA6911-1A) is a front-mounted auxiliary contact block with 2 normally open (2NO) contacts, designed for use with SIRIUS 3RA6 Compact Starters. This Siemens auxiliary contact…

SKU 3G-OTH-38264

Brand
Siemens
Item
Auxiliary Switch: 2NO, Front Mount
Category
Siemens Auxiliary Contacts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Siemens
Manufacturer Part Number
3RA6911-1A
Compatible with Series
SIRIUS 3RA6 Compact Starters
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Siemens Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SIEMENS Auxiliary Switch (MPN 3RA6911-1A) is a front-mounted auxiliary contact block with 2 normally open (2NO) contacts, designed for use with SIRIUS 3RA6 Compact Starters. This Siemens auxiliary contact provides a front-mount configuration for easy integration into control circuits.

Used in

Common applications for Siemens
District cooling plants — LME73 + RWF55 for condenser-water modulation
Inflight catering and food-processing steam boilers — LMG22 with SQN90 air-fuel cross-damper
Hospital steam-plant redundancy — LME41 with QRA2 UV flame detection for dual-fuel boilers
Semiconductor fab process heat — LME23 and SKP55 gas valves on hot-oil heater skids
Container-terminal reefer-deck heating — LMG22 retrofit onto legacy burner racks

Siemens Products

3G Electric supplies Siemens siemens auxiliary contacts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Similar products

Matched by specification & description
SIEMENS Auxiliary Switch: 2NC, Front Mount, Front-Mounted, 3RA6912-1A. Key specifications — Brand: SIEMENS; Compatible with Series: SIRIUS 3RA6 Compact Starters.
Siemens
SIEMENS Auxiliary Switch: 2NC, Front Mount, Front-Mounted, 3RA6912-1A. Key specifications — Brand: SIEMENS; Compatible with Series: SIRIUS 3RA6 Compact Starters.
SIEMENS Compact Auxiliary Switch: 1NO/1NC, Front Mount, Front-Mounted (MPN 3RA6913-1A). Key specifications — Brand: SIEMENS; Compatible with Series: SIRIUS 3RA6 Compact Starters.
Siemens
SIEMENS Compact Auxiliary Switch: 1NO/1NC, Front Mount, Front-Mounted (MPN 3RA6913-1A). Key specifications — Brand: SIEMENS; Compatible with Series: SIRIUS 3RA6 Compact Starters.
SIEMENS Auxiliary Switch: 2NO/2NC, Front Mount, Front-Mounted (MPN 3RH1921-2XA22-0MA0). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
Siemens
SIEMENS Auxiliary Switch: 2NO/2NC, Front Mount, Front-Mounted (MPN 3RH1921-2XA22-0MA0). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
SIEMENS Auxiliary Switch: 1NO, Front Mount, Front-Mounted (MPN 3RH1921-1CD10). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
Siemens
SIEMENS Auxiliary Switch: 1NO, Front Mount, Front-Mounted (MPN 3RH1921-1CD10). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
SIEMENS Auxiliary Switch: 1NC, Front Mount, Front-Mounted (MPN 3RH1921-1CD01). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
Siemens
SIEMENS Auxiliary Switch: 1NC, Front Mount, Front-Mounted (MPN 3RH1921-1CD01). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
SIEMENS Auxiliary Switch: 2NO/2NC, Front Mount, Front-Mounted, 3RH29112XA220MA0. Key specifications — Frame Size: S00; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.
Siemens
SIEMENS Auxiliary Switch: 2NO/2NC, Front Mount, Front-Mounted, 3RH29112XA220MA0. Key specifications — Frame Size: S00; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.

More from Siemens

View all Siemens parts →
SIEMENS Auxiliary Contact Block: 1NO/1NC, Front Mount, Front-Mounted (MPN 3RH29111MA11). Key specifications — Frame Size: S3; Brand: SIEMENS; Compatible with Series: SIRIUS 3RH2 Contactor Relays.
Siemens
SIEMENS Auxiliary Contact Block: 1NO/1NC, Front Mount, Front-Mounted (MPN 3RH29111MA11). Key specifications — Frame Size: S3; Brand: SIEMENS; Compatible with Series: SIRIUS 3RH2 Contactor Relays.
SIEMENS Auxiliary Contact Block: 4NC, Front Mount, Front-Mounted (MPN 3RH29111FA04). Key specifications — Frame Size: S2; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.
Siemens
SIEMENS Auxiliary Contact Block: 4NC, Front Mount, Front-Mounted (MPN 3RH29111FA04). Key specifications — Frame Size: S2; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.
SIEMENS Auxiliary Contact: 1NC, 10 A Max Current (AC), Side Mount, Side-Mounted (MPN 49AB01). Key specifications — Brand: SIEMENS.
Siemens
SIEMENS Auxiliary Contact: 1NC, 10 A Max Current (AC), Side Mount, Side-Mounted (MPN 49AB01). Key specifications — Brand: SIEMENS.
SIEMENS Auxiliary Switch: 2NC, 60 A Max Current (AC) (MPN 49ACR8). Key specifications — Brand: SIEMENS.
Siemens
SIEMENS Auxiliary Switch: 2NC, 60 A Max Current (AC) (MPN 49ACR8). Key specifications — Brand: SIEMENS.
SIEMENS Auxiliary Contact Block: 1NO/1NC, Front Mount, Front-Mounted, 3RH29111LA11. Key specifications — Frame Size: S3; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.
Siemens
SIEMENS Auxiliary Contact Block: 1NO/1NC, Front Mount, Front-Mounted, 3RH29111LA11. Key specifications — Frame Size: S3; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.
SIEMENS Auxiliary Contact Block: 1NO/1NC (MPN 3RV29011E). Key specifications — Brand: SIEMENS; Compatible with Series: SIRIUS 3RV2 Motor Starter Protectors.
Siemens
SIEMENS Auxiliary Contact Block: 1NO/1NC (MPN 3RV29011E). Key specifications — Brand: SIEMENS; Compatible with Series: SIRIUS 3RV2 Motor Starter Protectors.
SIEMENS Auxiliary Switch: 1NO/1NC, Side Mount, Side-Mounted (MPN 3RH1921-1KA11). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
Siemens
SIEMENS Auxiliary Switch: 1NO/1NC, Side Mount, Side-Mounted (MPN 3RH1921-1KA11). Key specifications — Frame Size: S0; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT1 Contactors.
SIEMENS Auxiliary Contact Block: 2NO/2NC, Front Mount, Front-Mounted (MPN 3RH29111FA22). Key specifications — Frame Size: S2; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.
Siemens
SIEMENS Auxiliary Contact Block: 2NO/2NC, Front Mount, Front-Mounted (MPN 3RH29111FA22). Key specifications — Frame Size: S2; Brand: SIEMENS; Compatible with Series: SIRIUS 3RT2 Contactors.