# Wired siren Güde 7940

**URL:** https://aio.lv/en/product--gude-7940--3322572
**Data updated:** 2026-03-07 11:06 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** gude
**Manufacturer code:** 7940
**EAN:** 4250493179400
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 84.99 €
**Prices and availability valid until:** 2026-08-13 23:59
**Price without VAT (21%):** 70.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--gude-7940--3322572

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 11.08.2026 | free |
| Pickup points | 14.08.2026 | 1.89 EUR |
| Courier delivery to door | 14.08.2026 | 4.99 EUR |

## Summary description

The Güde 7940 wired siren features a durable plastic housing and delivers a powerful sound pressure level of 100 dB. Operating at 12 V, it is compact with dimensions of 73 x 43 x 122 mm, making it suitable for various security applications. Its reliable performance ensures effective alerting in emergencies.

## Long description

The Güde 7940 wired siren is a compact optical and acoustic alarm device designed for integration with 12 V monitoring systems. Housed in durable plastic, it combines a powerful 100 dB siren with a visual signal to provide clear, immediate alerts in indoor and sheltered outdoor environments. Its small footprint (73 x 43 x 122 mm) and straightforward wired connection make it suitable for supplementing existing remote monitoring equipment and converting it into a full alarm solution.
Advantages
The device offers a reliable sound pressure level of 100 dB for audible warning and an integrated visual indicator for optical signaling. Its robust plastic enclosure resists normal environmental exposure when mounted in sheltered outdoor or indoor locations. Installation is simple via a 12 V wired connection, enabling quick integration with compatible monitoring systems. The compact dimensions facilitate flexible placement where space is limited.
Suitable for (tasks / use cases)
Supplementing home alarm and remote monitoring systems
Visual and audible indication for workshops, storage rooms, or utility areas
Alerting personnel in small commercial premises
Temporary or fixed installation in sheltered outdoor locations
Key specifications
Operating voltage: 12 V DC
Sound pressure level: 100 dB
Housing material: durable plastic
Intended mounting: indoor and sheltered outdoor use
Dimensions: 73 x 43 x 122 mm
Functions: combined acoustic and optical signaling
How to use
Connect the siren to a compatible 12 V power source and integrate it with the monitoring or alarm control output according to the system wiring diagram. Position the unit on a solid surface or mount it to a suitable wall within sheltered locations to ensure optimal sound propagation and visibility of the optical signal. Verify correct operation by triggering the alarm input and confirming both the audible siren and visual indicator respond as expected.
Usage recommendations
For reliable long-term performance, mount the unit in a sheltered location away from direct weather exposure and excessive heat. Use appropriate cable gauges and secure electrical connections to the 12 V supply. Periodically test the siren and visual signal as part of routine alarm system maintenance.

## Specifications

| Feature | Value |
|---|---|
| Type | Wired siren |
| Dimensions (WxDxH) | 73 x 43 x 122 |
| Housing material | Plastic |
| Operating voltage | 12 V |
| International Protection (IP) code | IP34 |
| Light alarm | Yes |
| Sound pressure level | 100 dB |

## FAQ

### How much does the Wired siren Güde 7940 cost, and is it available for purchase?

The price is 84.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 20 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 11.08.2026 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 gude 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 gude 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 Wired siren Güde 7940?

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/3322572/64215159_large.webp