# Kontakt-Simon Simon TW1K.01/149 Key-Operated Single-Pole Switch Module, 2-Position 0-I, N/O Contact, 5A 250V, Matte Black

**URL:** https://aio.lv/en/product--kontakt-simon-tw1k01149--12457366
**Data updated:** 2026-05-18 09:42 (EEST)
**Category:** Smart Switches
**Manufacturer:** Kontakt-Simon
**Manufacturer code:** TW1K.01/149
**EAN:** 5902787880583
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 40.99 €
**Prices and availability valid until:** 2026-07-18 23:59
**Price without VAT (21%):** 33.88 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--kontakt-simon-tw1k01149--12457366

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.99 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Kontakt-Simon TW1K.01/149 is a key-operated single-pole switch module designed for secure control. Featuring a 2-position 0-I mechanism with a normally open (N/O) contact, it is rated for 5A at 250V. This matte black module is ideal for applications requiring authorized access or restricted operation in residential and commercial electrical installations.

## Long description

The Kontakt-Simon TW1K.01/149 is a professional-grade key-operated single-pole switch module designed to provide secure electrical control in various environments. This 2-position 0-I switch features a normally open (N/O) contact mechanism, ensuring that the circuit remains open until the key is turned to the active position. Finished in an elegant matte black, this module integrates seamlessly into modern interior designs while offering a robust solution for restricted access control.
Advantages
The primary advantage of this switch is the enhanced security provided by the key-operated mechanism, which prevents unauthorized individuals from operating the connected equipment or lighting. Its compact design allows for easy installation within standard electrical boxes, and the high-quality construction ensures reliable performance over many switching cycles. The matte black finish is resistant to fingerprints and glare, making it a practical choice for both residential and commercial settings where aesthetics and functionality are equally important.
Suitable for
Restricted access lighting control
Securing industrial machinery power
Restricted operation of ventilation systems
Access control for public building facilities
When it may not be suitable
This switch is not suitable for high-power applications exceeding its 5A current rating, as this could lead to overheating or damage to the internal contacts. It is also not intended for outdoor use unless installed in a specialized enclosure that provides the necessary ingress protection against moisture and dust.
Key specifications
Switch type: Single-pole, key-operated
Positions: 2-position (0-I)
Contact type: Normally Open (N/O)
Rated current: 5A
Rated voltage: 250V
Color: Matte black
How to use
To operate the switch, insert the provided key into the cylinder and rotate it to the 'I' position to close the circuit and activate the connected device. To deactivate, rotate the key back to the '0' position. The key can typically be removed in the '0' position to ensure the switch remains locked in the off state, preventing accidental or unauthorized activation.
What to consider before purchase
Ensure the electrical load does not exceed 5A
Verify compatibility with your existing frame or cover plate system
Confirm that the installation location is suitable for an indoor-rated device
Usage recommendations
Always ensure that the power supply is disconnected at the main circuit breaker before attempting to install or wire this module. If you are not experienced with electrical installations, it is highly recommended to consult a qualified electrician to ensure safety and compliance with local building codes.

## FAQ

### How much does the Kontakt-Simon TW1K.01/149 Key-Operated Switch Module cost, and is it available for purchase?

The price is 40.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 09.07.2026 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/12457366/68759548_large.webp