# Extension Unit Legrand 346992 for 8 Call Buttons

**URL:** https://aio.lv/en/product--legrand-346992--4801233
**Data updated:** 2026-02-12 14:14 (EET)
**Category:** Home Automation
**Manufacturer:** Legrand
**Manufacturer code:** 346992
**EAN:** 8012199416687
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 65.99 €
**Prices and availability valid until:** 2026-07-22 23:59
**Price without VAT (21%):** 54.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--legrand-346992--4801233

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Legrand extension unit 346992 is designed to connect and expand up to 8 call buttons in an intercom or nurse-call system. It provides additional input capacity for existing Legrand installations, enabling convenient placement of multiple call buttons across a facility. Suitable for hospitals, care homes, offices or residential systems that require centralized call input expansion.

## Long description

Legrand extension unit 346992 for 8 call buttons is an expansion module designed to add input capacity to compatible Legrand intercom and nurse-call systems. The unit allows installation of up to eight additional call buttons, enabling centralized monitoring and response from an existing control panel. It is intended for integration into building communication networks where extra call points are required without replacing the core system.
Advantages
The extension unit offers a compact form factor and straightforward wiring that integrates with Legrand systems, reducing installation time. It supports reliable signal transmission from multiple call buttons and allows flexible placement of input points throughout a facility. The unit maintains system consistency and reduces the need for full system upgrades when additional call inputs are required.
Suitable for
Hospitals and medical facilities requiring nurse-call expansion
Care homes and assisted living environments
Office buildings needing extra reception or help points
Residential complexes with centralized intercom systems
Refurbishment projects where additional call inputs are added to existing installations
Key specifications
Capacity: supports connection of up to 8 call buttons
Compatibility: designed for integration with compatible Legrand intercom and nurse-call control panels
Form factor: compact extension module suitable for DIN-rail or enclosure mounting depending on installation
Connectivity: multi-wire terminal connections for call button inputs and system bus integration
Reliability: engineered for continuous operation in building communication systems
How to use
Install the extension unit in accordance with the Legrand system wiring diagram and local electrical regulations. Connect call buttons to the provided input terminals and link the module to the main control panel via the system bus or designated communication terminals. Configure the control panel to recognize the additional inputs where required and verify signal transmission from each call button before completing the installation.
Usage recommendations
Ensure compatibility with the existing Legrand control panel and consult the manufacturer documentation for wiring details. Use appropriate cable types for call button runs and follow local standards for low-voltage installations. Perform functional tests after installation and schedule periodic checks to confirm reliable operation.

## FAQ

### How much does the Extension Unit Legrand 346992 cost, and is it available for purchase?

The price is 65.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 23.07.2026 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. 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 Legrand 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 Legrand 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/4801233/66633356_large.webp