# Spamel ST22-SD-24AC Acoustic Signalizer 24V AC

**URL:** https://aio.lv/en/product--spamel-st22-sd-24ac--12460898
**Data updated:** 2026-05-18 09:35 (EEST)
**Category:** Sensors & Detectors
**Manufacturer:** Spamel
**Manufacturer code:** ST22-SD-24AC.
**EAN:** 5900111100192
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 22.49 €
**Prices and availability valid until:** 2026-07-13 23:59
**Price without VAT (21%):** 18.59 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--spamel-st22-sd-24ac--12460898

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 06.07.2026 | free |
| Pickup points | 09.07.2026 | 1.99 EUR |
| Courier delivery to door | 09.07.2026 | 4.99 EUR |

## Summary description

The Spamel ST22-SD-24AC is a reliable acoustic signalizer designed for industrial and control panel applications. Operating at 24V AC, this device provides clear audible signaling for monitoring and alarm systems. Its compact design ensures easy integration into standard control panels, offering durability and consistent performance for professional electrical installations.

## Long description

The Spamel ST22-SD-24AC is a professional-grade acoustic signalizer engineered for reliable performance in industrial environments and control panel systems. Operating on a 24V AC power supply, this device delivers a clear and consistent audible alert, making it an essential component for monitoring, safety, and alarm applications. Its robust construction and compact form factor allow for seamless integration into standard electrical enclosures, ensuring long-term durability and operational efficiency in demanding professional settings.
Advantages
This acoustic signalizer stands out due to its high reliability and ease of installation within standard control panel layouts. The device is specifically designed to withstand the rigors of industrial use, providing a dependable sound output that ensures critical alerts are heard clearly. Its energy-efficient design and compatibility with 24V AC systems simplify the integration process for electrical engineers and technicians, reducing setup time while maintaining high safety standards.
Suitable for
Industrial control panels
Safety and alarm monitoring systems
Automation and process control environments
Electrical distribution boards
When it may not be suitable
This device is designed exclusively for 24V AC power supplies and will not function correctly if connected to DC power sources or different voltage levels. It is intended for indoor use within controlled environments and is not suitable for direct outdoor exposure without additional protective enclosures.
Key specifications
Operating voltage: 24V AC
Type: Acoustic signalizer
Mounting: Standard control panel mount
Application: Industrial and control systems
How to use
Installation should be performed by a qualified professional in accordance with local electrical regulations. The device is designed to be mounted into a standard panel cutout. Ensure that the power supply is disconnected before wiring the signalizer to the 24V AC circuit. Once securely mounted and wired, verify the connection by testing the signal output to ensure it meets the requirements of your specific alarm or monitoring configuration.
What to consider before purchase
Verify that your power supply provides 24V AC.
Ensure the mounting space in your control panel matches the device dimensions.
Confirm the sound level requirements for your specific environment.
Usage recommendations
For optimal performance and longevity, ensure the device is installed in a location free from excessive vibration and moisture. Regularly test the signalizer during routine maintenance checks to confirm it remains fully operational for safety-critical applications.

## FAQ

### How much does the Spamel ST22-SD-24AC Acoustic Signalizer cost, and is it available for purchase?

The price is 22.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 7 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 06.07.2026 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 Spamel 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 Spamel 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/12460898/68762867_large.webp