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header-product Indoor Siren TST SV-AS103S — TST SV-AS103S internal alarm siren

Indoor Siren TST SV-AS103S — TST SV-AS103S internal alarm siren

TST SV-AS103S Indoor Alarm Siren Photo 1
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Short description

TST SV-AS103S is an indoor alarm siren designed for use with security systems. The unit provides audible alarm signaling for intrusion or alert conditions and is intended for installation inside buildings. It connects to compatible alarm panels and delivers clear alarm output; suitable for homes, offices and small commercial premises where indoor audible notification of security events is required.
Warranty: 2 Years
SKU: 12075677
Manufacturer: TST
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Product information

Description

TST SV-AS103S is an indoor alarm siren engineered for integration with compatible security systems. The device delivers a clear, audible alarm signal inside buildings to indicate intrusion or alert conditions. Compact and designed for indoor mounting, this siren is suitable for homes, offices and small commercial premises where a distinct audible notification is required to warn occupants or attract attention to a security event.

Advantages

The indoor siren produces a loud and intelligible alarm tone that enhances the audible reach within enclosed spaces. Its compact housing allows flexible placement on walls or ceilings while maintaining a discreet profile. The unit is compatible with common alarm panels and provides reliable activation and reset behavior when connected as part of a monitored security setup. Designed for indoor use, it avoids outdoor exposure issues and focuses on straightforward installation and dependable operation.

Suitable for

  • Residential properties — living rooms, hallways and entries
  • Small offices and administrative rooms
  • Retail premises and small commercial spaces
  • Common areas in apartment buildings and shared facilities

Key specifications

  • Indoor mounting form factor suitable for wall or ceiling installation
  • Audible output optimized for indoor environments
  • Electrical interface compatible with standard alarm control panels
  • Compact physical size for unobtrusive placement

How to use

Install the siren at a central indoor location to maximize sound distribution, avoiding enclosed cavities that muffle audio. Connect wiring to the alarm panel according to the panel manufacturer’s wiring diagram, ensuring correct polarity and secure terminal connections. After installation, carry out functional testing by arming the system and triggering an alarm input to confirm audible output and reset behavior. Follow all local wiring codes and power down the system before making electrical connections.

Usage recommendations

Locate the siren where it is protected from moisture and direct heat sources and where its sound can be clearly heard in the intended coverage area. Periodically test the siren as part of routine security system maintenance and verify connections and mounting integrity to ensure consistent performance.

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Customer reviews

Customer questions

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 TST 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 TST 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. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
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14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.