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header-product Siemens 5ST3011 Auxiliary Switch for Circuit Breakers, 2NO, Side-Mounted
17.49 €

Siemens 5ST3011 Auxiliary Switch for Circuit Breakers, 2NO, Side-Mounted

Siemens 5ST3011 Auxiliary Switch Photo 1
Siemens 5ST3011 Auxiliary Switch Photo 2
Siemens 5ST3011 Auxiliary Switch Photo 1
Siemens 5ST3011 Auxiliary Switch Photo 2
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Siemens 5ST3011 Auxiliary Switch for Circuit Breakers, 2NO, Side-Mounted

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Siemens 5ST3011 Auxiliary Switch for Circuit Breakers, 2NO, Side-Mounted

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Short description

The Siemens 5ST3011 is a side-mounted auxiliary switch designed for use with circuit breakers. Featuring a 2NO (normally open) contact configuration, this component provides reliable status signaling for electrical distribution systems. It is engineered for seamless integration into industrial and commercial electrical panels, ensuring precise monitoring and control of circuit breaker operations.
Available for order: 4 pcs.
Warranty: 2 Years
SKU: 1510494
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
14.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
17.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.07 kg)
Parcel couriers
Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Venipak Pickup LV / Latvijas Pasts nodaļa
17.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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Product information

Description

The Siemens 5ST3011 is a high-quality side-mounted auxiliary switch engineered for integration with compatible circuit breakers. This component features a 2NO (normally open) contact configuration, providing reliable status signaling for electrical distribution systems. It is designed to facilitate precise monitoring and control of circuit breaker operations within industrial and commercial electrical panels, ensuring consistent performance and safety in complex electrical installations.

Advantages

This auxiliary switch offers seamless compatibility with Siemens circuit breakers, allowing for straightforward installation and reliable operation. The side-mounted design ensures that the component does not interfere with the primary breaker mechanism, maintaining a compact footprint within the electrical cabinet. By providing accurate feedback on the switching state, it enhances the overall visibility and management of electrical circuits, which is essential for maintaining operational efficiency and preventing downtime in critical systems.

Suitable for

  • Industrial electrical distribution panels
  • Commercial building power management systems
  • Automated monitoring of circuit breaker status
  • Integration into control cabinets requiring remote signaling

When it may not be suitable

This device is specifically designed for use with compatible Siemens circuit breakers and may not be compatible with other brands or non-standard breaker models. It is not intended for high-power switching applications, as it is strictly an auxiliary signaling component.

Key specifications

  • Contact configuration: 2NO (normally open)
  • Mounting type: Side-mounted
  • Application: Circuit breaker status signaling
  • Compatibility: Siemens circuit breaker systems

How to use

The auxiliary switch should be installed by a qualified electrician in accordance with local electrical regulations. Before installation, ensure that the main power supply to the circuit breaker is disconnected. The switch is mounted to the side of the circuit breaker housing, ensuring that the mechanical linkage is correctly aligned. Once securely attached, the electrical connections for the signaling circuit should be wired to the terminals according to the provided wiring diagram. After installation, perform a functional test to verify that the switch correctly signals the open and closed states of the breaker.

What to consider before purchase

  • Verify compatibility with your specific circuit breaker model
  • Ensure there is sufficient physical space on the side of the breaker for mounting
  • Confirm that the 2NO contact configuration meets your control system requirements

Usage recommendations

Always ensure that the electrical system is de-energized before performing any installation or maintenance work on the auxiliary switch. Regularly inspect the connections to ensure they remain tight and free from corrosion to maintain reliable signaling performance.
All features
Weight:
0.066 kg
Product colour:
Multicolour

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the Siemens 5ST3011 Auxiliary Switch cost, and is it available for purchase?

The price is 17.49 € (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 14.07.2026 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.
warranty
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.