# Siemens PROFINET standard interface module

**URL:** https://aio.lv/en/product--siemens-3su1400-1lk10-3ba1--12467312
**Data updated:** 2026-05-18 09:34 (EEST)
**Category:** Server Parts & Components
**Manufacturer:** Siemens
**Manufacturer code:** 3SU1400-1LK10-3BA1
**EAN:** 4047621069357
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 272.99 €
**Prices and availability valid until:** 2026-08-08 23:59
**Price without VAT (21%):** 225.61 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--siemens-3su1400-1lk10-3ba1--12467312

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 28.07.2026 | free |
| Pickup points | 31.07.2026 | 1.89 EUR |
| Courier delivery to door | 31.07.2026 | 4.99 EUR |

## Summary description

Siemens PROFINET standard interface module

## Long description

The Siemens PROFINET standard interface module is a high-performance component designed for the SIRIUS ACT series, facilitating the seamless integration of actuating and signaling elements into PROFINET networks. This module streamlines communication between control systems and field devices, providing a reliable and efficient solution for industrial automation environments. Engineered for durability and ease of use, it supports the connection of up to 20 terminal modules, ensuring scalability for complex control panel configurations.
Advantages
This interface module offers significant benefits by simplifying the installation process through an innovative snap-on concept that allows for one-handed mounting without the need for specialized tools. The integrated twist prevention feature eliminates the need for groove-free holes, saving time during assembly. Furthermore, the module is built to withstand harsh industrial conditions, featuring a high degree of protection that makes it resistant to dust, oils, and caustic solutions, and even allows for cleaning with high-pressure jets. By utilizing PROFINET connectivity, users can drastically reduce wiring complexity, minimize potential error sources, and gain greater flexibility in system design.
Suitable for
Industrial control panels and automation systems
Applications requiring remote signaling and actuation
Environments where high protection against dust and moisture is necessary
Systems utilizing the SIRIUS ACT modular pushbutton and indicator range
When it may not be suitable
This module is specifically designed for integration with the SIRIUS ACT series and PROFINET communication protocols. It may not be suitable for systems that rely exclusively on legacy hardwired logic or alternative communication standards like PROFIBUS or Modbus without the use of additional gateways. Additionally, it is not intended for non-industrial applications where the specific signaling and control requirements of the SIRIUS ACT range are not required.
Key specifications
Supply voltage: 24 V DC
Communication protocol: PROFINET
Connection type: Spring-loaded terminals
Integrated I/O: 1 DQ, 4 DI, 1 AI
Mounting type: Front plate mounting
Scalability: Up to 20 terminal modules connectable
How to use
Installation is performed by snapping the module onto the designated mounting surface within the control panel. The spring-loaded terminals ensure a secure and vibration-resistant connection for all wiring. Once physically mounted, the module should be configured within the PROFINET network environment using the appropriate engineering software. Ensure that the total number of connected terminal modules does not exceed the specified limit of 20 to maintain optimal performance and signal integrity.
What to consider before purchase
Verify compatibility with your existing SIRIUS ACT components
Ensure your control system supports PROFINET communication
Check the available space in your control cabinet for front plate mounting
Confirm that the 24 V DC power supply requirements are met
Usage recommendations: Regularly inspect the terminal connections for signs of wear or vibration-induced loosening in high-vibration environments. Ensure that the module is kept within its specified operating temperature range to maintain long-term reliability and performance.

## FAQ

### How much does the Siemens 3SU1400-1LK10-3BA1 not categorized 3SU1400-1LK10-3BA1 cost, and is it available for purchase?

The price is 272.99 € (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 28.07.2026 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 3SU1400-1LK10-3BA1 not categorized 3SU1400-1LK10-3BA1 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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. More information about warranty service: https://aio.lv/en/warranty

## Image

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