Nexa

Wireless Fire Alarm 433MHz - Nexa FS-558 / RF - 1 pack

SKU: 13215
21.90 €
Stock status: 10
Delivery: 1-3 Days

The smoke detector detects smoke particles and has a built-in temperature sensor to give an early warning if a fire should occur. The advantage of a co-ordinated fire protection system is that all fire detectors alarm at the same time, not just the closest fire brigade. Comes with battery and plug and screw for mounting.

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The smoke detector detects smoke particles and has a built-in temperature sensor to give an early warning if a fire should occur. The advantage of a co-ordinated fire protection system is that all fire detectors alarm at the same time, not just the closest fire brigade. Comes with battery and plug and screw for installation.


* Easy to program with the self-learning system
* Connect up to 12 units
* Size 10 × 3 cm.
* Pause function / silent mode for 10 minutes
* Signal at low battery voltage
* Compatible with Nexa Bridge
* The fire detector closest to the fire retardant has a different alarm signal to the other one Make it easier to locate the fire.


Use the FS-558 / RF fire detector with Nexa Bridge to easily create an automation that starts when the fire alarm is activated. For example, a note can be sent to the phone, sirens activated or lights lit.

  • E-Number - 1-Pack: 63 017 76
    Alarm signal: 85 dB at 3 meters
    Range: Up to 20 meters
  • Radio frequency: 433 MHz
  • Temperature sensor (for alarm): 54-70 ° C (EN-54)
    Operating Temperature: 5-45 ° C
  • Humidity: 10-90%
  • Power Source: 2 x AA (alkaline batteries) included
    EN standard: EN 14604: 2005