# Kontakt-Simon K303 Pushbutton Switch 16A 250V

**URL:** https://aio.lv/en/product--kontakt-simon-k303--12446989
**Data updated:** 2026-05-18 02:41 (EEST)
**Category:** Smart Switches
**Manufacturer:** Kontakt-Simon
**Manufacturer code:** K303
**EAN:** 8426436046986
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 13.49 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 11.15 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kontakt-simon-k303--12446989

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The Kontakt-Simon K303 is a reliable pushbutton switch designed for electrical installations. Featuring a durable plastic housing and an IP20 protection rating, this switch is rated for 16A and 250V AC input. It is ideal for various control applications, providing a secure and functional solution for residential or commercial electrical systems requiring a momentary contact mechanism.

## Long description

The Kontakt-Simon K303 is a high-quality pushbutton switch engineered for seamless integration into electrical installations. Constructed with a robust plastic housing, this device offers a reliable momentary contact mechanism suitable for both residential and commercial environments. Designed to operate at 16A and 250V AC, it provides a stable and functional solution for controlling various electrical circuits where a momentary signal is required.
Advantages
This switch stands out due to its compact design and durable construction, ensuring long-term performance in standard indoor electrical systems. The momentary action is precise and responsive, making it an excellent choice for applications requiring temporary activation. Its lightweight build and standardized dimensions allow for easy installation into existing wall boxes or modular systems, providing a clean and professional finish to any electrical setup.
Suitable for
Lighting control systems requiring momentary activation
Doorbell or buzzer circuits
Industrial control panels for temporary signal transmission
Modular electrical installations in offices and homes
When it may not be suitable
The Kontakt-Simon K303 is not intended for outdoor use or environments with high moisture, as it carries an IP20 protection rating. It is also not suitable for applications requiring a latching or maintained contact state, as it is strictly a momentary pushbutton switch.
Key specifications
Rated current: 16A
Rated voltage: 250V AC
Protection rating: IP20
Material: Durable plastic
Width: 22 mm
Depth: 34 mm
Weight: 26 g
How to use
The switch should be installed by a qualified professional in accordance with local electrical regulations. Ensure the power supply is disconnected before beginning the installation. Connect the electrical wires to the designated terminals on the back of the switch. Once secured within the mounting frame or wall box, the switch is ready for operation. Pressing the button will complete the circuit momentarily, and releasing it will break the connection.
What to consider before purchase
Verify that the momentary contact mechanism meets your specific circuit requirements.
Ensure the installation environment is dry and free from dust, as the IP20 rating offers no water protection.
Check the dimensions to ensure compatibility with your existing wall plates or modular frames.
Usage recommendations
For optimal safety and longevity, do not exceed the rated current of 16A. Regularly inspect the switch for any signs of physical damage or loose wiring to maintain system integrity.

## Specifications

| Feature | Value |
|---|---|
| Type | Pushbutton switch |
| Weight | 0.026 kg |
| Width | 22 mm |
| Depth | 34 mm |
| Nominal current output | 16 A |
| Housing material | Plastic |
| International Protection (IP) code | IP20 |
| AC input voltage | 250 |

## FAQ

### How much does the Kontakt-Simon K303 Pushbutton Switch cost, and is it available for purchase?

The price is 13.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 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 20.07.2026 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

### Where can I download the instructions for Kontakt-Simon K303 Pushbutton Switch?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/12446989/68778560_large.webp