# Kontakt-Simon ST2S Double Push-Button Switch Mechanism for Staircase or Cross-Switching Systems

**URL:** https://aio.lv/en/product--kontakt-simon-st2s--12465870
**Data updated:** 2026-05-18 09:30 (EEST)
**Category:** Smart Switches
**Manufacturer:** Kontakt-Simon
**Manufacturer code:** ST2S
**EAN:** 5902787860257
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 67.49 €
**Prices and availability valid until:** 2026-08-01 23:59
**Price without VAT (21%):** 55.78 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kontakt-simon-st2s--12465870

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.07.2026 | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

The Kontakt-Simon ST2S is a double push-button switch mechanism designed for creating staircase or cross-switching lighting control systems. Rated for 230V AC input voltage, this device features an IP20 protection rating. It is a reliable component for modern electrical installations, providing precise control for multi-point lighting setups in residential or commercial environments.

## Long description

The Kontakt-Simon ST2S is a professional-grade double push-button switch mechanism engineered specifically for complex lighting control systems, such as staircase or cross-switching configurations. This mechanism allows for the seamless integration of multi-point lighting control, making it an essential component for hallways, stairwells, and large rooms where multiple switches are required to operate the same light source. Designed for reliability and precision, it ensures consistent performance in both residential and commercial electrical installations.
Advantages
The primary benefit of the Kontakt-Simon ST2S is its specialized design which simplifies the wiring and installation of advanced lighting circuits. By utilizing this double push-button mechanism, users can easily implement cross-switching systems that allow lights to be turned on or off from several different locations. The robust construction ensures long-term durability, while the standardized design makes it compatible with various frames within the Simon 54 series, providing a clean and aesthetic finish to any interior.
Suitable for
Staircase lighting control systems
Cross-switching lighting setups
Multi-point light control in corridors
Residential and commercial electrical installations
When it may not be suitable
This device is not intended for use as a standard single-point on-off switch and requires specific wiring knowledge to function correctly within a staircase or cross-switching circuit. It is also not suitable for outdoor environments or areas with high humidity due to its IP20 protection rating.
Key specifications
Input voltage: 230V AC
Protection rating: IP20
Function: Double push-button for staircase or cross-switching
Compatibility: Designed for integration with Simon 54 series components
How to use
Installation should be performed by a qualified electrician to ensure safety and compliance with local electrical codes. The mechanism is mounted into a standard wall box and connected according to the specific wiring diagram for staircase or cross-switching systems. Once installed, the push-button provides a momentary contact signal to the lighting control relay or system, allowing for smooth operation of the connected lighting fixtures from multiple points.
What to consider before purchase
Ensure your existing wiring supports staircase or cross-switching configurations
Verify compatibility with your chosen decorative frame series
Confirm that the installation environment is dry and indoor-only
Usage recommendations: Always turn off the main power supply before beginning any electrical installation work. Ensure that the total load of the lighting circuit does not exceed the technical limits of the switch mechanism to prevent overheating or premature failure.

## Specifications

| Feature | Value |
|---|---|
| International Protection (IP) code | IP20 |
| AC input voltage | 230 |

## FAQ

### How much does the Kontakt-Simon ST2S Double Push-Button Switch Mechanism cost, and is it available for purchase?

The price is 67.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 17 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 21.07.2026 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 Kontakt-Simon 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 Kontakt-Simon 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

https://aio.lv/img/cache/product/12465870/68790584_large.webp