# Karlik 27IWP-4.1 Single-Pole Momentary Switch Mechanism, Matte Gray

**URL:** https://aio.lv/en/product--karlik-27iwp-41--12467431
**Data updated:** 2026-05-18 09:30 (EEST)
**Category:** Smart Switches
**Manufacturer:** Karlik
**Manufacturer code:** 27IWP-4.1
**EAN:** 5903672021791
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 10.49 €
**Prices and availability valid until:** 2026-07-30 23:59
**Price without VAT (21%):** 8.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--karlik-27iwp-41--12467431

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 17.07.2026 | free |
| Pickup points | 22.07.2026 | 1.89 EUR |
| Courier delivery to door | 22.07.2026 | 4.99 EUR |

## Summary description

The Karlik 27IWP-4.1 is a single-pole momentary switch mechanism designed for versatile electrical control. Featuring a sleek matte gray finish, this one-button unit operates without a pictogram, making it ideal for modern interior installations. It provides reliable performance for lighting or signaling systems, ensuring seamless integration into standard electrical wall boxes.

## Long description

The Karlik 27IWP-4.1 is a high-quality single-pole momentary switch mechanism designed for precise electrical control in residential and commercial environments. This one-button unit features a sophisticated matte gray finish that complements contemporary interior designs. Engineered for reliability, the switch operates as a momentary contact device, meaning it returns to its original position after being pressed, which is essential for specific lighting control systems or signaling applications. The mechanism is designed for seamless installation into standard electrical wall boxes, ensuring a clean and professional look.
Advantages
The primary advantage of this switch mechanism is its robust construction and versatile functionality. The matte gray surface is resistant to minor scratches and fingerprints, maintaining an aesthetic appearance over time. Because it is a momentary switch, it is perfectly suited for integration with pulse-operated relays, dimmers, or doorbell systems. The absence of a pictogram on the button provides a minimalist look that fits well in modern, uncluttered spaces, while the standardized design ensures compatibility with a wide range of frames and installation accessories.
Suitable for
Lighting control systems using pulse relays
Doorbell or buzzer signaling circuits
Smart home automation inputs
Momentary activation of electrical devices
When it may not be suitable
This switch is not intended for standard on/off lighting circuits where the light must remain in a fixed state after the switch is released. It will not function as a traditional latching toggle switch.
Key specifications
Type: Single-pole momentary switch
Color: Matte gray
Operation: One-button, non-latching
Installation: Standard electrical wall box
How to use
Installation should be performed by a qualified electrician in accordance with local safety regulations. The mechanism is inserted into a standard wall box and secured using the integrated mounting claws or screws. Once the wiring is connected to the appropriate terminals, the switch is ready to be paired with a compatible frame. To operate, simply press the button once to send an electrical pulse to the connected relay or device; the switch will automatically spring back to its neutral position.
What to consider before purchase
Ensure compatibility with your existing electrical relay or control system
Check if your installation requires a specific frame color or series
Verify that the momentary function is what your specific application requires
Usage recommendations: For optimal performance and safety, ensure that the electrical load connected to the switch does not exceed the manufacturer's specified current ratings. Regularly inspect the switch for any signs of physical damage or loose wiring connections.

## FAQ

### How much does the Karlik 27IWP-4.1 Single-Pole Momentary Switch cost, and is it available for purchase?

The price is 10.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 8 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 17.07.2026 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 Karlik 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 Karlik 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/12467431/68769829_large.webp