# KOS Cosmo Single Switch, White

**URL:** https://aio.lv/en/product--kos-300401--12460388
**Data updated:** 2026-05-18 09:38 (EEST)
**Category:** Smart Switches
**Manufacturer:** KOS
**Manufacturer code:** 300401
**EAN:** 5903292350011
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The KOS Cosmo single switch is a reliable electrical component designed for standard indoor lighting control. Finished in a clean white color, this switch features a minimalist design that integrates seamlessly into modern interiors. It is engineered for durability and ease of installation, providing a functional solution for residential or commercial electrical systems.

## Long description

The KOS Cosmo single switch in white is a functional electrical component designed for efficient indoor lighting control. Featuring a minimalist and clean aesthetic, this switch is built to integrate seamlessly into a wide range of modern residential and commercial interior designs. It is engineered for long-term reliability and straightforward installation, making it a practical choice for standard electrical systems.
Advantages
This single switch offers a durable construction that ensures consistent performance over time. Its neutral white finish allows it to blend unobtrusively with various wall colors and decor styles. The design prioritizes ease of use and quick installation, which helps reduce time spent on electrical upgrades or maintenance tasks. By choosing this component, you benefit from a stable and reliable mechanism that meets standard requirements for everyday lighting management.
Suitable for
Residential lighting control in living rooms, bedrooms, and hallways
Commercial office spaces requiring simple on-off functionality
Replacement of outdated or worn-out standard light switches
New construction projects focusing on minimalist interior design
When it may not be suitable
This product is designed for standard single-circuit lighting control and is not suitable for dimming applications or smart home automation systems that require wireless connectivity. It is intended for indoor use only and should not be installed in areas exposed to high levels of moisture or outdoor elements.
Key specifications
Type: Single switch
Color: White
Application: Indoor
Installation: Standard wall-mount
How to use
Installation should be performed by a qualified professional in accordance with local electrical safety regulations. Before beginning, ensure the power supply is disconnected at the main circuit breaker. Remove the existing switch, connect the wires to the corresponding terminals on the KOS Cosmo switch, and secure the unit into the wall box. Once installed, restore power and test the switch to ensure proper operation.
What to consider before purchase
Verify that the switch type matches your existing wiring configuration
Ensure the installation location is dry and protected from water
Check that the aesthetic matches your current interior design elements
Usage recommendations
For optimal safety and longevity, ensure that the electrical load does not exceed the rated capacity of the switch. Regularly inspect the switch for any signs of wear or loose connections to maintain safe operation.

## FAQ

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. 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 KOS 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 KOS 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/12460388/68762358_large.webp