# Smoke detector SATEL MSD-300, photoelectrical reflection, battery CR123A, Ø108 mm, height 61 mm

**URL:** https://aio.lv/en/product--satel-msd-300--1919464
**Data updated:** 2026-02-18 14:36 (EET)
**Category:** Sensors & Detectors
**Manufacturer:** SATEL
**Manufacturer code:** MSD-300
**EAN:** 5905033330320
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 41.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 34.29 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--satel-msd-300--1919464

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

The SATEL MSD-300 is a photoelectrical reflection smoke detector for reliable fire detection in residential, commercial or public spaces. It is battery powered (CR123A) with an expected 3-year lifespan, weighs 170 g and measures 108 mm in diameter and 61 mm in height. Certified to EN 54-5 and EN 54-7, it provides standards-compliant detection and easy installation where wired supply is impractical.

## Long description

The SATEL MSD-300 is a photoelectrical reflection smoke detector designed for reliable fire detection in residential, commercial and public spaces. Battery powered with a CR123A cell, the detector offers compact dimensions of 108 mm diameter and 61 mm height and a lightweight form factor of approximately 170 g. Certified to EN 54-5 and EN 54-7, the device meets relevant standards for optical smoke detection and is intended for locations where a wired power supply is impractical or where wireless solutions are preferred.
Advantages
The photoelectrical reflection sensor provides prompt detection of visible combustion particles while reducing false alarms from harmless vapors. Battery operation simplifies installation and placement flexibility without the need for wiring. The detector’s compact round housing and low weight make it easy to mount on ceilings or walls. Certification to EN 54-5 and EN 54-7 ensures conformity with European standards for optical smoke detectors, supporting use in regulated installations.
Suitable for
 Residential apartments and houses
 Small offices and commercial premises
 Public areas and corridors where wired supply is difficult
 Backup or supplementary detection in larger systems
Key specifications
 Detection principle: photoelectrical (light scattering / reflection)
 Power source: single CR123A battery (replaceable)
 Current drain: 20 mA (operational condition)
 Dimensions: 108 mm diameter × 61 mm height
 Weight: approximately 170 g
 Certifications: EN 54-5 and EN 54-7 (optical smoke detection)
 Mounting: ceiling or wall surface mount
How to use
Install the detector on a ceiling or high on a wall in accordance with local installation rules and the device manual. Insert a fresh CR123A battery following the polarity markings, close the housing, and perform a functional test using the detector’s test procedure to confirm correct operation. Position the detector away from ventilation outlets, windows and areas with frequent steam or dust to reduce the chance of false triggers. Replace the battery as recommended by the manufacturer or when the low-battery indicator is activated.
Usage recommendations
For reliable long-term operation, test the detector regularly (monthly) and replace the battery at the intervals suggested in the manual or sooner if the low-battery signal appears. Keep the sensing chamber free from heavy contamination; if necessary, clean the outer housing and follow the maintenance instructions in the technical documentation.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.17 kg |
| Certification | EN 54-5, EN 54-7 |
| Battery type | CR123A |
| Operating temperature (T-T) | 0 - 55 |
| Number of batteries supported | 1 |
| Power source | Battery |
| Height | 61 mm |
| LED indicators | Alarm |
| Connectivity technology | Wireless |
| Quantity | 1 |
| Product colour | White |
| Battery life | 3 year(s) |
| Diameter | 108 mm |
| Bandwidth | 434.79 MHz |
| International Protection (IP) code | IP20 |
| Detector type | Photoelectrical reflection detector |
| Interconnectable | Yes |
| Best uses | Home, Travel trailer, Office |

## FAQ

### How much does the Smoke detector SATEL MSD-300 cost, and is it available for purchase?

The price is 41.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 40 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 22.06.2026 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 SATEL 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 SATEL 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 Smoke detector SATEL MSD-300?

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/1919464/54660867_large.webp