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header-product Siemens 3RH2911-1GA31 Auxiliary Switch Block, 3NO + 1NC, Front Mounting
48.99 €

Siemens 3RH2911-1GA31 Auxiliary Switch Block, 3NO + 1NC, Front Mounting

Siemens 3RH2911-1GA31 Auxiliary Switch Block Photo 1
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Siemens 3RH2911-1GA31 Auxiliary Switch Block, 3NO + 1NC, Front Mounting

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Siemens 3RH2911-1GA31 Auxiliary Switch Block, 3NO + 1NC, Front Mounting

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Short description

The Siemens 3RH2911-1GA31 auxiliary switch block is designed for reliable switching operations in industrial control systems. Featuring a 3NO + 1NC contact configuration, this front-mounted unit is compatible with Sirius contactors. It ensures precise signal transmission and operational safety in electrical circuits, making it an essential component for automation and power management applications.
Available for order: 4 pcs.
Warranty: 2 Years
SKU: 1840698
free shipment

Cheapest delivery:

Venipak Locker LV

Pick-up points

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
30.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
04.08.2026 {{selectedOffer.courierDeliveryString}}
From 21.11 € (Weight: 28.03 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV
04.08.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Product information

Description

The Siemens 3RH2911-1GA31 auxiliary switch block is a high-quality electrical component engineered for integration with Sirius contactors. This device provides reliable switching capabilities within industrial control systems, ensuring precise signal transmission and enhanced operational safety. Designed for front mounting, it allows for efficient space utilization and straightforward installation in various automation and power management setups.

Advantages

This auxiliary switch block offers exceptional reliability and durability, meeting the rigorous demands of industrial environments. Its design facilitates seamless compatibility with standard contactors, ensuring that electrical circuits operate with high precision. The robust construction supports consistent performance over long periods, reducing the need for frequent maintenance and contributing to the overall stability of control systems.

Suitable for

  • Industrial automation control systems
  • Power management and distribution panels
  • Signal transmission in electrical circuits
  • Integration with Sirius contactors

When it may not be suitable

This component is specifically designed for use with compatible Siemens Sirius contactors and may not be suitable for integration with contactors from other manufacturers or different series. It is not intended for high-power switching applications that exceed the specified contact ratings.

Key specifications

  • Contact configuration: 3 Normally Open (NO) + 1 Normally Closed (NC)
  • Mounting type: Front mounting
  • Compatibility: Siemens Sirius contactors
  • Application: Industrial control and automation

How to use

To install the auxiliary switch block, ensure that the power supply to the contactor is completely disconnected. Align the switch block with the front mounting interface of the compatible Sirius contactor and press firmly until it clicks into place. Once secured, verify that the mechanical connection is stable before reconnecting the power. Ensure that all wiring to the terminals is performed according to the electrical diagram of your specific control system.

What to consider before purchase

  • Verify compatibility with your existing contactor model
  • Ensure the 3NO + 1NC contact configuration meets your circuit requirements
  • Confirm that front mounting space is available in your control cabinet

Usage recommendations

Regularly inspect the terminal connections for tightness and ensure the device is free from dust or debris to maintain optimal electrical contact and system reliability.

Description

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Customer reviews

Customer questions

FAQ

How much does the Siemens 3RH2911-1GA31 Auxiliary Switch Block cost, and is it available for purchase?

The price is 48.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 4 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 30.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All Siemens products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Siemens service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.