Qolsys IQ Smoke Detector Sensor (QS5110-840)

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  • Always on” technology ensures 24/7 monitoring
  • Ultra sensitive smoke sensor prevents false alarms
  • Heat sensor detects rapid rise in heat, even without smoke
  • Can be wall or ceiling mounted
  • Long battery life of 3-5 years
  • Power Source: 3 AAA batteries (Duracell Procell or Energizer)
  • Audible Signal (ANSI Temporal 3) at 85dBA min. in alarm
  • Operating Temperature: 40°F – 100°F (4.4°C – 37.8°C)
    Last updated on May 2, 2024 1:00 pm

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    Introducing the Qolsys IQ Smoke Detector Sensor (QS5110-840)! This state-of-the-art sensor features “Always on” technology, ensuring constant monitoring regardless of your system’s armed status. Its ultra-sensitive smoke sensor effectively prevents false alarms by continuously monitoring the surroundings. Moreover, the heat sensor is designed to detect rapid heat increases typical of fires, even in the absence of smoke such as in electrical fires. Easily mountable on walls or ceilings, this sensor boasts a 3-5 year battery life using 3 AAA PC2400 Duracell Procell batteries or 3 AAA Energizer E92 batteries, both included in the package. With an audible signal of 85dBA minimum in alarm mode and a sensitivity range of 1.5 – 3.5% per foot, this device is reliable and efficient. Other features include a supplementary heat rating of 135°F, an operating temperature range of 40°F – 100°F (4.4°C – 37.8°C), and a relative humidity tolerance of 15% to 90% non-condensing. Its dimensions include a diameter of 5, making it compact and easy to accommodate in any space. Trust the Qolsys IQ Smoke Detector Sensor for unparalleled protection and peace of mind in your home or office environment.


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