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header-product Siemens 3SK1211-1BB00 Safety Relay, 24V AC, 4NO 1NC Contacts
169.49 €

Siemens 3SK1211-1BB00 Safety Relay, 24V AC, 4NO 1NC Contacts

Siemens 3SK1211-1BB00 Safety Relay Photo 1
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Siemens 3SK1211-1BB00 Safety Relay, 24V AC, 4NO 1NC Contacts

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Siemens 3SK1211-1BB00 Safety Relay, 24V AC, 4NO 1NC Contacts

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Short description

The Siemens 3SK1211-1BB00 is a high-reliability safety relay designed for industrial automation and machine safety applications. Operating at 24V AC, this device features 4 normally open (NO) and 1 normally closed (NC) contacts. It is engineered to monitor safety circuits, ensuring reliable shutdown in emergency situations. Its compact design and robust construction make it an essential component for maintaining operational safety standards in various industrial environments.
Available for order: 2 pcs.
Warranty: 2 Years
SKU: 5029910
free shipment

Cheapest delivery:

Venipak Pickup LV, Venipak Locker LV

Pick-up points

Venipak Pickup LV

Venipak Locker LV

Cost

1.89 €

Deliver

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Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
16.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
21.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 € (Weight: 0.25 kg)
Parcel couriers
Venipak Pickup LV / Venipak Locker LV / Latvijas Pasts pakomāts / Unisend LV / DPD Paku skapis / Omniva LV / Latvijas Pasts nodaļa
21.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.89 €
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3 mth. х 56.5 €

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All payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment
36 months installment: from 4.71 euros per month
Together cheaper
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Product information

Description

The Siemens 3SK1211-1BB00 safety relay is a high-performance industrial component engineered to enhance machine safety and operational reliability. Operating on a 24V AC power supply, this device is designed to monitor safety circuits continuously, providing a dependable shutdown mechanism during emergency events. Its robust architecture ensures consistent performance in demanding industrial environments, making it a critical element for safety-critical control systems.

Advantages

This safety relay offers exceptional reliability and precision in monitoring safety-related functions. Its compact design allows for efficient space utilization within control cabinets, while the combination of 4 normally open and 1 normally closed contacts provides versatile integration options for various safety configurations. The device is built to meet rigorous industrial standards, ensuring long-term durability and consistent operation even under challenging conditions.

Suitable for

  • Emergency stop monitoring
  • Safety gate and interlock monitoring
  • Industrial automation systems
  • Machine safety control circuits

When it may not be suitable

This relay is specifically designed for 24V AC control systems and may not be compatible with applications requiring different voltage levels or DC-only power supplies. It is not intended for high-power switching applications that exceed the specified contact ratings.

Key specifications

  • Operating voltage: 24V AC
  • Contact configuration: 4 normally open (NO) and 1 normally closed (NC)
  • Application: Industrial safety and machine monitoring
  • Design: Compact, DIN-rail mountable

How to use

Installation should be performed by qualified personnel in accordance with local electrical regulations. The relay is typically mounted on a standard DIN rail within a control panel. Connect the safety sensors or emergency stop buttons to the input terminals and wire the output contacts into the machine control circuit to ensure the power supply is interrupted when a safety violation is detected. Ensure all wiring is secure and that the device is properly integrated into the overall safety logic of the machine.

What to consider before purchase

  • Verify that your control system operates on 24V AC power.
  • Ensure the contact configuration meets your specific safety circuit requirements.
  • Check available space in your control cabinet for installation.
  • Confirm compatibility with existing safety sensors and emergency stop devices.

Usage recommendations

Regularly test the safety relay and the associated safety circuit to ensure that the shutdown function operates correctly. Periodically inspect all electrical connections for tightness and signs of wear to maintain optimal safety performance.

Description

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Customer reviews

Customer questions

FAQ

How much does the Siemens 3SK1211-1BB00 Safety Relay cost, and is it available for purchase?

The price is 169.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 16.07.2026 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, Installment. All transactions are 100% secure and encrypted.

Can Siemens 3SK1211-1BB00 Safety Relay be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. We work with leading banks and leasing companies in Latvia, allowing you to make your purchase on convenient terms — with a minimal down payment and a repayment period from 3 to 36 months. You can apply for credit or installments for the Siemens 3SK1211-1BB00 Safety Relay online, and the application process is as simple as possible:
  • Select the product on the website and add it to your cart;
  • When placing your order, choose the payment method “Installments”;
  • Fill in the required details for the lending partner;
  • Receive a decision within a few minutes.
For more information about available payment options, interest-free installment terms, and credit conditions in Latvia, please visit the Payment page.

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.